diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/main/colormac.h | 9 | ||||
| -rw-r--r-- | src/mesa/swrast/s_atifragshader.c | 7 | ||||
| -rw-r--r-- | src/mesa/swrast/s_context.c | 4 | ||||
| -rw-r--r-- | src/mesa/swrast/s_context.h | 4 | ||||
| -rw-r--r-- | src/mesa/swrast/s_fragprog.c | 19 | ||||
| -rw-r--r-- | src/mesa/swrast/s_texcombine.c | 827 | ||||
| -rw-r--r-- | src/mesa/swrast/s_texfilter.c | 414 | ||||
| -rw-r--r-- | src/mesa/tnl/t_vb_program.c | 7 |
8 files changed, 512 insertions, 779 deletions
diff --git a/src/mesa/main/colormac.h b/src/mesa/main/colormac.h index 74692e9a988..815624ee508 100644 --- a/src/mesa/main/colormac.h +++ b/src/mesa/main/colormac.h @@ -71,9 +71,6 @@ /** \def COPY_CHAN4 * Copy a GLchan[4] array */ -/** \def CHAN_PRODUCT - * Scaled product (usually approximated) between two GLchan arguments */ - #if CHAN_BITS == 8 #define BYTE_TO_CHAN(b) ((b) < 0 ? 0 : (GLchan) (b)) @@ -91,8 +88,6 @@ #define COPY_CHAN4(DST, SRC) COPY_4UBV(DST, SRC) -#define CHAN_PRODUCT(a, b) ((GLubyte) (((GLint)(a) * ((GLint)(b) + 1)) >> 8)) - #elif CHAN_BITS == 16 #define BYTE_TO_CHAN(b) ((b) < 0 ? 0 : (((GLchan) (b)) * 516)) @@ -110,8 +105,6 @@ #define COPY_CHAN4(DST, SRC) COPY_4V(DST, SRC) -#define CHAN_PRODUCT(a, b) ((GLchan) ((((GLuint) (a)) * ((GLuint) (b))) / 65535)) - #elif CHAN_BITS == 32 /* XXX floating-point color channels not fully thought-out */ @@ -130,8 +123,6 @@ #define COPY_CHAN4(DST, SRC) COPY_4V(DST, SRC) -#define CHAN_PRODUCT(a, b) ((a) * (b)) - #else #error unexpected CHAN_BITS size diff --git a/src/mesa/swrast/s_atifragshader.c b/src/mesa/swrast/s_atifragshader.c index 458fe18163e..5fefae6c42b 100644 --- a/src/mesa/swrast/s_atifragshader.c +++ b/src/mesa/swrast/s_atifragshader.c @@ -47,17 +47,12 @@ static void fetch_texel(GLcontext * ctx, const GLfloat texcoord[4], GLfloat lambda, GLuint unit, GLfloat color[4]) { - GLchan rgba[4]; SWcontext *swrast = SWRAST_CONTEXT(ctx); /* XXX use a float-valued TextureSample routine here!!! */ swrast->TextureSample[unit](ctx, ctx->Texture.Unit[unit]._Current, 1, (const GLfloat(*)[4]) texcoord, - &lambda, &rgba); - color[0] = CHAN_TO_FLOAT(rgba[0]); - color[1] = CHAN_TO_FLOAT(rgba[1]); - color[2] = CHAN_TO_FLOAT(rgba[2]); - color[3] = CHAN_TO_FLOAT(rgba[3]); + &lambda, (GLfloat (*)[4]) color); } static void diff --git a/src/mesa/swrast/s_context.c b/src/mesa/swrast/s_context.c index 4dbccbb2d59..0257abc34ac 100644 --- a/src/mesa/swrast/s_context.c +++ b/src/mesa/swrast/s_context.c @@ -820,8 +820,8 @@ _swrast_CreateContext( GLcontext *ctx ) swrast->PointSpan.facing = 0; swrast->PointSpan.array = swrast->SpanArrays; - swrast->TexelBuffer = (GLchan *) MALLOC(ctx->Const.MaxTextureImageUnits * - MAX_WIDTH * 4 * sizeof(GLchan)); + swrast->TexelBuffer = (GLfloat *) MALLOC(ctx->Const.MaxTextureImageUnits * + MAX_WIDTH * 4 * sizeof(GLfloat)); if (!swrast->TexelBuffer) { FREE(swrast->SpanArrays); FREE(swrast); diff --git a/src/mesa/swrast/s_context.h b/src/mesa/swrast/s_context.h index 6e8d080704d..4cf57c6fc67 100644 --- a/src/mesa/swrast/s_context.h +++ b/src/mesa/swrast/s_context.h @@ -52,7 +52,7 @@ typedef void (*texture_sample_func)(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4]); + const GLfloat lambda[], GLfloat rgba[][4]); typedef void (_ASMAPIP blend_func)( GLcontext *ctx, GLuint n, const GLubyte mask[], @@ -221,7 +221,7 @@ typedef struct /** Buffer for saving the sampled texture colors. * Needed for GL_ARB_texture_env_crossbar implementation. */ - GLchan *TexelBuffer; + GLfloat *TexelBuffer; validate_texture_image_func ValidateTextureImage; diff --git a/src/mesa/swrast/s_fragprog.c b/src/mesa/swrast/s_fragprog.c index ae1dea16a07..5f032bbd69d 100644 --- a/src/mesa/swrast/s_fragprog.c +++ b/src/mesa/swrast/s_fragprog.c @@ -37,20 +37,17 @@ * and return results in 'colorOut'. */ static INLINE void -swizzle_texel(const GLchan texel[4], GLfloat colorOut[4], GLuint swizzle) +swizzle_texel(const GLfloat texel[4], GLfloat colorOut[4], GLuint swizzle) { if (swizzle == SWIZZLE_NOOP) { - colorOut[0] = CHAN_TO_FLOAT(texel[0]); - colorOut[1] = CHAN_TO_FLOAT(texel[1]); - colorOut[2] = CHAN_TO_FLOAT(texel[2]); - colorOut[3] = CHAN_TO_FLOAT(texel[3]); + COPY_4V(colorOut, texel); } else { GLfloat vector[6]; - vector[SWIZZLE_X] = CHAN_TO_FLOAT(texel[0]); - vector[SWIZZLE_Y] = CHAN_TO_FLOAT(texel[1]); - vector[SWIZZLE_Z] = CHAN_TO_FLOAT(texel[2]); - vector[SWIZZLE_W] = CHAN_TO_FLOAT(texel[3]); + vector[SWIZZLE_X] = texel[0]; + vector[SWIZZLE_Y] = texel[1]; + vector[SWIZZLE_Z] = texel[2]; + vector[SWIZZLE_W] = texel[3]; vector[SWIZZLE_ZERO] = 0.0F; vector[SWIZZLE_ONE] = 1.0F; colorOut[0] = vector[GET_SWZ(swizzle, 0)]; @@ -73,7 +70,7 @@ fetch_texel_lod( GLcontext *ctx, const GLfloat texcoord[4], GLfloat lambda, if (texObj) { SWcontext *swrast = SWRAST_CONTEXT(ctx); - GLchan rgba[4]; + GLfloat rgba[4]; lambda = CLAMP(lambda, texObj->MinLod, texObj->MaxLod); @@ -108,7 +105,7 @@ fetch_texel_deriv( GLcontext *ctx, const GLfloat texcoord[4], const GLfloat texW = (GLfloat) texImg->WidthScale; const GLfloat texH = (GLfloat) texImg->HeightScale; GLfloat lambda; - GLchan rgba[4]; + GLfloat rgba[4]; lambda = _swrast_compute_lambda(texdx[0], texdy[0], /* ds/dx, ds/dy */ texdx[1], texdy[1], /* dt/dx, dt/dy */ diff --git a/src/mesa/swrast/s_texcombine.c b/src/mesa/swrast/s_texcombine.c index aa28311672d..c48a6fb1141 100644 --- a/src/mesa/swrast/s_texcombine.c +++ b/src/mesa/swrast/s_texcombine.c @@ -37,13 +37,7 @@ #include "s_texcombine.h" -#define PROD(A,B) ( (GLuint)(A) * ((GLuint)(B)+1) ) -#define S_PROD(A,B) ( (GLint)(A) * ((GLint)(B)+1) ) -#if CHAN_BITS == 32 -typedef GLfloat ChanTemp; -#else -typedef GLuint ChanTemp; -#endif +#define MAX_COMBINER_TERMS 4 /** @@ -63,32 +57,36 @@ typedef GLuint ChanTemp; */ static void texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, - CONST GLchan (*primary_rgba)[4], - CONST GLchan *texelBuffer, - GLchan (*rgba)[4] ) + CONST GLfloat (*primary_rgba)[4], + CONST GLfloat *texelBuffer, + GLchan (*rgbaChan)[4] ) { const struct gl_texture_unit *textureUnit = &(ctx->Texture.Unit[unit]); - const GLchan (*argRGB [4])[4]; - const GLchan (*argA [4])[4]; + const GLfloat (*argRGB [MAX_COMBINER_TERMS])[4]; + const GLfloat (*argA [MAX_COMBINER_TERMS])[4]; const GLint RGBshift = textureUnit->_CurrentCombine->ScaleShiftRGB; const GLuint Ashift = textureUnit->_CurrentCombine->ScaleShiftA; -#if CHAN_TYPE == GL_FLOAT - const GLchan RGBmult = (GLfloat) (1 << RGBshift); - const GLchan Amult = (GLfloat) (1 << Ashift); -#else - const GLint half = (CHAN_MAX + 1) / 2; -#endif - static const GLchan one[4] = { CHAN_MAX, CHAN_MAX, CHAN_MAX, CHAN_MAX }; - static const GLchan zero[4] = { 0, 0, 0, 0 }; + const GLfloat RGBmult = (GLfloat) (1 << RGBshift); + const GLfloat Amult = (GLfloat) (1 << Ashift); + static const GLfloat one[4] = { 1, 1, 1, 1 }; + static const GLfloat zero[4] = { 0, 0, 0, 0 }; const GLuint numColorArgs = textureUnit->_CurrentCombine->_NumArgsRGB; const GLuint numAlphaArgs = textureUnit->_CurrentCombine->_NumArgsA; - GLchan ccolor[4][MAX_WIDTH][4]; + GLfloat ccolor[MAX_COMBINER_TERMS][MAX_WIDTH][4]; /* temp color buffers */ + GLfloat rgba[MAX_WIDTH][4]; GLuint i, j; ASSERT(ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine); ASSERT(CONST_SWRAST_CONTEXT(ctx)->_AnyTextureCombine); + for (i = 0; i < n; i++) { + rgba[i][RCOMP] = CHAN_TO_FLOAT(rgbaChan[i][RCOMP]); + rgba[i][GCOMP] = CHAN_TO_FLOAT(rgbaChan[i][GCOMP]); + rgba[i][BCOMP] = CHAN_TO_FLOAT(rgbaChan[i][BCOMP]); + rgba[i][ACOMP] = CHAN_TO_FLOAT(rgbaChan[i][ACOMP]); + } + /* printf("modeRGB 0x%x modeA 0x%x srcRGB1 0x%x srcA1 0x%x srcRGB2 0x%x srcA2 0x%x\n", textureUnit->_CurrentCombine->ModeRGB, @@ -107,39 +105,47 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, switch (srcRGB) { case GL_TEXTURE: - argRGB[j] = (const GLchan (*)[4]) - (texelBuffer + unit * (n * 4 * sizeof(GLchan))); + argRGB[j] = (const GLfloat (*)[4]) + (texelBuffer + unit * (n * 4 * sizeof(GLfloat))); break; case GL_PRIMARY_COLOR: argRGB[j] = primary_rgba; break; case GL_PREVIOUS: - argRGB[j] = (const GLchan (*)[4]) rgba; + argRGB[j] = (const GLfloat (*)[4]) rgba; break; case GL_CONSTANT: { - GLchan (*c)[4] = ccolor[j]; - GLchan red, green, blue, alpha; - UNCLAMPED_FLOAT_TO_CHAN(red, textureUnit->EnvColor[0]); - UNCLAMPED_FLOAT_TO_CHAN(green, textureUnit->EnvColor[1]); - UNCLAMPED_FLOAT_TO_CHAN(blue, textureUnit->EnvColor[2]); - UNCLAMPED_FLOAT_TO_CHAN(alpha, textureUnit->EnvColor[3]); + GLfloat (*c)[4] = ccolor[j]; + GLfloat red = textureUnit->EnvColor[0]; + GLfloat green = textureUnit->EnvColor[1]; + GLfloat blue = textureUnit->EnvColor[2]; + GLfloat alpha = textureUnit->EnvColor[3]; for (i = 0; i < n; i++) { - c[i][RCOMP] = red; - c[i][GCOMP] = green; - c[i][BCOMP] = blue; - c[i][ACOMP] = alpha; + ASSIGN_4V(c[i], red, green, blue, alpha); } - argRGB[j] = (const GLchan (*)[4]) ccolor[j]; + argRGB[j] = (const GLfloat (*)[4]) ccolor[j]; } break; /* GL_ATI_texture_env_combine3 allows GL_ZERO & GL_ONE as sources. */ case GL_ZERO: - argRGB[j] = & zero; + { + GLfloat (*c)[4] = ccolor[j]; + for (i = 0; i < n; i++) { + ASSIGN_4V(c[i], 0.0F, 0.0F, 0.0F, 0.0F); + } + argRGB[j] = (const GLfloat (*)[4]) ccolor[j]; + } break; case GL_ONE: - argRGB[j] = & one; + { + GLfloat (*c)[4] = ccolor[j]; + for (i = 0; i < n; i++) { + ASSIGN_4V(c[i], 1.0F, 1.0F, 1.0F, 1.0F); + } + argRGB[j] = (const GLfloat (*)[4]) ccolor[j]; + } break; default: /* ARB_texture_env_crossbar source */ @@ -148,23 +154,23 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, ASSERT(srcUnit < ctx->Const.MaxTextureUnits); if (!ctx->Texture.Unit[srcUnit]._ReallyEnabled) return; - argRGB[j] = (const GLchan (*)[4]) - (texelBuffer + srcUnit * (n * 4 * sizeof(GLchan))); + argRGB[j] = (const GLfloat (*)[4]) + (texelBuffer + srcUnit * (n * 4 * sizeof(GLfloat))); } } if (textureUnit->_CurrentCombine->OperandRGB[j] != GL_SRC_COLOR) { - const GLchan (*src)[4] = argRGB[j]; - GLchan (*dst)[4] = ccolor[j]; + const GLfloat (*src)[4] = argRGB[j]; + GLfloat (*dst)[4] = ccolor[j]; /* point to new arg[j] storage */ - argRGB[j] = (const GLchan (*)[4]) ccolor[j]; + argRGB[j] = (const GLfloat (*)[4]) ccolor[j]; if (textureUnit->_CurrentCombine->OperandRGB[j] == GL_ONE_MINUS_SRC_COLOR) { for (i = 0; i < n; i++) { - dst[i][RCOMP] = CHAN_MAX - src[i][RCOMP]; - dst[i][GCOMP] = CHAN_MAX - src[i][GCOMP]; - dst[i][BCOMP] = CHAN_MAX - src[i][BCOMP]; + dst[i][RCOMP] = 1.0F - src[i][RCOMP]; + dst[i][GCOMP] = 1.0F - src[i][GCOMP]; + dst[i][BCOMP] = 1.0F - src[i][BCOMP]; } } else if (textureUnit->_CurrentCombine->OperandRGB[j] == GL_SRC_ALPHA) { @@ -177,9 +183,9 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, else { ASSERT(textureUnit->_CurrentCombine->OperandRGB[j] ==GL_ONE_MINUS_SRC_ALPHA); for (i = 0; i < n; i++) { - dst[i][RCOMP] = CHAN_MAX - src[i][ACOMP]; - dst[i][GCOMP] = CHAN_MAX - src[i][ACOMP]; - dst[i][BCOMP] = CHAN_MAX - src[i][ACOMP]; + dst[i][RCOMP] = 1.0F - src[i][ACOMP]; + dst[i][GCOMP] = 1.0F - src[i][ACOMP]; + dst[i][BCOMP] = 1.0F - src[i][ACOMP]; } } } @@ -193,22 +199,22 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, switch (srcA) { case GL_TEXTURE: - argA[j] = (const GLchan (*)[4]) - (texelBuffer + unit * (n * 4 * sizeof(GLchan))); + argA[j] = (const GLfloat (*)[4]) + (texelBuffer + unit * (n * 4 * sizeof(GLfloat))); break; case GL_PRIMARY_COLOR: argA[j] = primary_rgba; break; case GL_PREVIOUS: - argA[j] = (const GLchan (*)[4]) rgba; + argA[j] = (const GLfloat (*)[4]) rgba; break; case GL_CONSTANT: { - GLchan alpha, (*c)[4] = ccolor[j]; - UNCLAMPED_FLOAT_TO_CHAN(alpha, textureUnit->EnvColor[3]); + GLfloat alpha, (*c)[4] = ccolor[j]; + alpha = textureUnit->EnvColor[3]; for (i = 0; i < n; i++) c[i][ACOMP] = alpha; - argA[j] = (const GLchan (*)[4]) ccolor[j]; + argA[j] = (const GLfloat (*)[4]) ccolor[j]; } break; /* GL_ATI_texture_env_combine3 allows GL_ZERO & GL_ONE as sources. @@ -226,17 +232,17 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, ASSERT(srcUnit < ctx->Const.MaxTextureUnits); if (!ctx->Texture.Unit[srcUnit]._ReallyEnabled) return; - argA[j] = (const GLchan (*)[4]) - (texelBuffer + srcUnit * (n * 4 * sizeof(GLchan))); + argA[j] = (const GLfloat (*)[4]) + (texelBuffer + srcUnit * (n * 4 * sizeof(GLfloat))); } } if (textureUnit->_CurrentCombine->OperandA[j] == GL_ONE_MINUS_SRC_ALPHA) { - const GLchan (*src)[4] = argA[j]; - GLchan (*dst)[4] = ccolor[j]; - argA[j] = (const GLchan (*)[4]) ccolor[j]; + const GLfloat (*src)[4] = argA[j]; + GLfloat (*dst)[4] = ccolor[j]; + argA[j] = (const GLfloat (*)[4]) ccolor[j]; for (i = 0; i < n; i++) { - dst[i][ACOMP] = CHAN_MAX - src[i][ACOMP]; + dst[i][ACOMP] = 1.0F - src[i][ACOMP]; } } } @@ -247,21 +253,12 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, switch (textureUnit->_CurrentCombine->ModeRGB) { case GL_REPLACE: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; if (RGBshift) { for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][RCOMP] = arg0[i][RCOMP] * RGBmult; rgba[i][GCOMP] = arg0[i][GCOMP] * RGBmult; rgba[i][BCOMP] = arg0[i][BCOMP] * RGBmult; -#else - GLuint r = (GLuint) arg0[i][RCOMP] << RGBshift; - GLuint g = (GLuint) arg0[i][GCOMP] << RGBshift; - GLuint b = (GLuint) arg0[i][BCOMP] << RGBshift; - rgba[i][RCOMP] = MIN2(r, CHAN_MAX); - rgba[i][GCOMP] = MIN2(g, CHAN_MAX); - rgba[i][BCOMP] = MIN2(b, CHAN_MAX); -#endif } } else { @@ -275,179 +272,91 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, break; case GL_MODULATE: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; -#if CHAN_TYPE != GL_FLOAT - const GLint shift = CHAN_BITS - RGBshift; -#endif + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argRGB[1]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][RCOMP] = arg0[i][RCOMP] * arg1[i][RCOMP] * RGBmult; rgba[i][GCOMP] = arg0[i][GCOMP] * arg1[i][GCOMP] * RGBmult; rgba[i][BCOMP] = arg0[i][BCOMP] * arg1[i][BCOMP] * RGBmult; -#else - GLuint r = PROD(arg0[i][RCOMP], arg1[i][RCOMP]) >> shift; - GLuint g = PROD(arg0[i][GCOMP], arg1[i][GCOMP]) >> shift; - GLuint b = PROD(arg0[i][BCOMP], arg1[i][BCOMP]) >> shift; - rgba[i][RCOMP] = (GLchan) MIN2(r, CHAN_MAX); - rgba[i][GCOMP] = (GLchan) MIN2(g, CHAN_MAX); - rgba[i][BCOMP] = (GLchan) MIN2(b, CHAN_MAX); -#endif } } break; case GL_ADD: if (textureUnit->EnvMode == GL_COMBINE4_NV) { /* (a * b) + (c * d) */ - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; - const GLchan (*arg2)[4] = (const GLchan (*)[4]) argRGB[2]; - const GLchan (*arg3)[4] = (const GLchan (*)[4]) argRGB[3]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argRGB[1]; + const GLfloat (*arg2)[4] = (const GLfloat (*)[4]) argRGB[2]; + const GLfloat (*arg3)[4] = (const GLfloat (*)[4]) argRGB[3]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][RCOMP] = (arg0[i][RCOMP] * arg1[i][RCOMP] + arg2[i][RCOMP] * arg3[i][RCOMP]) * RGBmult; rgba[i][GCOMP] = (arg0[i][GCOMP] * arg1[i][GCOMP] + arg2[i][GCOMP] * arg3[i][GCOMP]) * RGBmult; rgba[i][BCOMP] = (arg0[i][BCOMP] * arg1[i][BCOMP] + arg2[i][BCOMP] * arg3[i][BCOMP]) * RGBmult; -#else - const GLint shift = CHAN_BITS - RGBshift; - GLint r = (PROD(arg0[i][RCOMP], arg1[i][RCOMP]) >> shift) + - (PROD(arg2[i][RCOMP], arg3[i][RCOMP]) >> shift); - GLint g = (PROD(arg0[i][GCOMP], arg1[i][GCOMP]) >> shift) + - (PROD(arg2[i][GCOMP], arg3[i][GCOMP]) >> shift); - GLint b = (PROD(arg0[i][BCOMP], arg1[i][BCOMP]) >> shift) + - (PROD(arg2[i][BCOMP], arg3[i][BCOMP]) >> shift); - rgba[i][RCOMP] = (GLchan) MIN2(r, CHAN_MAX); - rgba[i][GCOMP] = (GLchan) MIN2(g, CHAN_MAX); - rgba[i][BCOMP] = (GLchan) MIN2(b, CHAN_MAX); -#endif } } else { /* 2-term addition */ - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argRGB[1]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][RCOMP] = (arg0[i][RCOMP] + arg1[i][RCOMP]) * RGBmult; rgba[i][GCOMP] = (arg0[i][GCOMP] + arg1[i][GCOMP]) * RGBmult; rgba[i][BCOMP] = (arg0[i][BCOMP] + arg1[i][BCOMP]) * RGBmult; -#else - GLint r = ((GLint) arg0[i][RCOMP] + (GLint) arg1[i][RCOMP]) << RGBshift; - GLint g = ((GLint) arg0[i][GCOMP] + (GLint) arg1[i][GCOMP]) << RGBshift; - GLint b = ((GLint) arg0[i][BCOMP] + (GLint) arg1[i][BCOMP]) << RGBshift; - rgba[i][RCOMP] = (GLchan) MIN2(r, CHAN_MAX); - rgba[i][GCOMP] = (GLchan) MIN2(g, CHAN_MAX); - rgba[i][BCOMP] = (GLchan) MIN2(b, CHAN_MAX); -#endif } } break; case GL_ADD_SIGNED: if (textureUnit->EnvMode == GL_COMBINE4_NV) { /* (a * b) + (c * d) - 0.5 */ - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; - const GLchan (*arg2)[4] = (const GLchan (*)[4]) argRGB[2]; - const GLchan (*arg3)[4] = (const GLchan (*)[4]) argRGB[3]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argRGB[1]; + const GLfloat (*arg2)[4] = (const GLfloat (*)[4]) argRGB[2]; + const GLfloat (*arg3)[4] = (const GLfloat (*)[4]) argRGB[3]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][RCOMP] = (arg0[i][RCOMP] + arg1[i][RCOMP] * arg2[i][RCOMP] + arg3[i][RCOMP] - 0.5) * RGBmult; rgba[i][GCOMP] = (arg0[i][GCOMP] + arg1[i][GCOMP] * arg2[i][GCOMP] + arg3[i][GCOMP] - 0.5) * RGBmult; rgba[i][BCOMP] = (arg0[i][BCOMP] + arg1[i][BCOMP] * arg2[i][BCOMP] + arg3[i][BCOMP] - 0.5) * RGBmult; -#else - GLint r = (((PROD(arg0[i][RCOMP], arg1[i][RCOMP]) + - PROD(arg2[i][RCOMP], arg3[i][RCOMP])) >> CHAN_BITS) - half) - << RGBshift; - GLint g = (((PROD(arg0[i][GCOMP], arg1[i][GCOMP]) + - PROD(arg2[i][GCOMP], arg3[i][GCOMP])) >> CHAN_BITS) - half) - << RGBshift; - GLint b = (((PROD(arg0[i][BCOMP], arg1[i][BCOMP]) + - PROD(arg2[i][BCOMP], arg3[i][BCOMP])) >> CHAN_BITS) - half) - << RGBshift; - rgba[i][RCOMP] = (GLchan) CLAMP(r, 0, CHAN_MAX); - rgba[i][GCOMP] = (GLchan) CLAMP(g, 0, CHAN_MAX); - rgba[i][BCOMP] = (GLchan) CLAMP(b, 0, CHAN_MAX); -#endif } } else { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argRGB[1]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][RCOMP] = (arg0[i][RCOMP] + arg1[i][RCOMP] - 0.5) * RGBmult; rgba[i][GCOMP] = (arg0[i][GCOMP] + arg1[i][GCOMP] - 0.5) * RGBmult; rgba[i][BCOMP] = (arg0[i][BCOMP] + arg1[i][BCOMP] - 0.5) * RGBmult; -#else - GLint r = (GLint) arg0[i][RCOMP] + (GLint) arg1[i][RCOMP] - half; - GLint g = (GLint) arg0[i][GCOMP] + (GLint) arg1[i][GCOMP] - half; - GLint b = (GLint) arg0[i][BCOMP] + (GLint) arg1[i][BCOMP] - half; - r = (r < 0) ? 0 : r << RGBshift; - g = (g < 0) ? 0 : g << RGBshift; - b = (b < 0) ? 0 : b << RGBshift; - rgba[i][RCOMP] = (GLchan) MIN2(r, CHAN_MAX); - rgba[i][GCOMP] = (GLchan) MIN2(g, CHAN_MAX); - rgba[i][BCOMP] = (GLchan) MIN2(b, CHAN_MAX); -#endif } } break; case GL_INTERPOLATE: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; - const GLchan (*arg2)[4] = (const GLchan (*)[4]) argRGB[2]; -#if CHAN_TYPE != GL_FLOAT - const GLint shift = CHAN_BITS - RGBshift; -#endif + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argRGB[1]; + const GLfloat (*arg2)[4] = (const GLfloat (*)[4]) argRGB[2]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][RCOMP] = (arg0[i][RCOMP] * arg2[i][RCOMP] + - arg1[i][RCOMP] * (CHAN_MAXF - arg2[i][RCOMP])) * RGBmult; + arg1[i][RCOMP] * (1.0F - arg2[i][RCOMP])) * RGBmult; rgba[i][GCOMP] = (arg0[i][GCOMP] * arg2[i][GCOMP] + - arg1[i][GCOMP] * (CHAN_MAXF - arg2[i][GCOMP])) * RGBmult; + arg1[i][GCOMP] * (1.0F - arg2[i][GCOMP])) * RGBmult; rgba[i][BCOMP] = (arg0[i][BCOMP] * arg2[i][BCOMP] + - arg1[i][BCOMP] * (CHAN_MAXF - arg2[i][BCOMP])) * RGBmult; -#else - GLuint r = (PROD(arg0[i][RCOMP], arg2[i][RCOMP]) - + PROD(arg1[i][RCOMP], CHAN_MAX - arg2[i][RCOMP])) - >> shift; - GLuint g = (PROD(arg0[i][GCOMP], arg2[i][GCOMP]) - + PROD(arg1[i][GCOMP], CHAN_MAX - arg2[i][GCOMP])) - >> shift; - GLuint b = (PROD(arg0[i][BCOMP], arg2[i][BCOMP]) - + PROD(arg1[i][BCOMP], CHAN_MAX - arg2[i][BCOMP])) - >> shift; - rgba[i][RCOMP] = (GLchan) MIN2(r, CHAN_MAX); - rgba[i][GCOMP] = (GLchan) MIN2(g, CHAN_MAX); - rgba[i][BCOMP] = (GLchan) MIN2(b, CHAN_MAX); -#endif + arg1[i][BCOMP] * (1.0F - arg2[i][BCOMP])) * RGBmult; } } break; case GL_SUBTRACT: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argRGB[1]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][RCOMP] = (arg0[i][RCOMP] - arg1[i][RCOMP]) * RGBmult; rgba[i][GCOMP] = (arg0[i][GCOMP] - arg1[i][GCOMP]) * RGBmult; rgba[i][BCOMP] = (arg0[i][BCOMP] - arg1[i][BCOMP]) * RGBmult; -#else - GLint r = ((GLint) arg0[i][RCOMP] - (GLint) arg1[i][RCOMP]) << RGBshift; - GLint g = ((GLint) arg0[i][GCOMP] - (GLint) arg1[i][GCOMP]) << RGBshift; - GLint b = ((GLint) arg0[i][BCOMP] - (GLint) arg1[i][BCOMP]) << RGBshift; - rgba[i][RCOMP] = (GLchan) CLAMP(r, 0, CHAN_MAX); - rgba[i][GCOMP] = (GLchan) CLAMP(g, 0, CHAN_MAX); - rgba[i][BCOMP] = (GLchan) CLAMP(b, 0, CHAN_MAX); -#endif } } break; @@ -455,25 +364,15 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, case GL_DOT3_RGBA_EXT: { /* Do not scale the result by 1 2 or 4 */ - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argRGB[1]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT - GLchan dot = ((arg0[i][RCOMP]-0.5F) * (arg1[i][RCOMP]-0.5F) + + GLfloat dot = ((arg0[i][RCOMP]-0.5F) * (arg1[i][RCOMP]-0.5F) + (arg0[i][GCOMP]-0.5F) * (arg1[i][GCOMP]-0.5F) + (arg0[i][BCOMP]-0.5F) * (arg1[i][BCOMP]-0.5F)) * 4.0F; - dot = CLAMP(dot, 0.0F, CHAN_MAXF); -#else - GLint dot = (S_PROD((GLint)arg0[i][RCOMP] - half, - (GLint)arg1[i][RCOMP] - half) + - S_PROD((GLint)arg0[i][GCOMP] - half, - (GLint)arg1[i][GCOMP] - half) + - S_PROD((GLint)arg0[i][BCOMP] - half, - (GLint)arg1[i][BCOMP] - half)) >> 6; - dot = CLAMP(dot, 0, CHAN_MAX); -#endif - rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = (GLchan) dot; + dot = CLAMP(dot, 0.0F, 1.0F); + rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = (GLfloat) dot; } } break; @@ -481,113 +380,60 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, case GL_DOT3_RGBA: { /* DO scale the result by 1 2 or 4 */ - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argRGB[1]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT - GLchan dot = ((arg0[i][RCOMP]-0.5F) * (arg1[i][RCOMP]-0.5F) + + GLfloat dot = ((arg0[i][RCOMP]-0.5F) * (arg1[i][RCOMP]-0.5F) + (arg0[i][GCOMP]-0.5F) * (arg1[i][GCOMP]-0.5F) + (arg0[i][BCOMP]-0.5F) * (arg1[i][BCOMP]-0.5F)) * 4.0F * RGBmult; - dot = CLAMP(dot, 0.0, CHAN_MAXF); -#else - GLint dot = (S_PROD((GLint)arg0[i][RCOMP] - half, - (GLint)arg1[i][RCOMP] - half) + - S_PROD((GLint)arg0[i][GCOMP] - half, - (GLint)arg1[i][GCOMP] - half) + - S_PROD((GLint)arg0[i][BCOMP] - half, - (GLint)arg1[i][BCOMP] - half)) >> 6; - dot <<= RGBshift; - dot = CLAMP(dot, 0, CHAN_MAX); -#endif - rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = (GLchan) dot; + dot = CLAMP(dot, 0.0, 1.0F); + rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = (GLfloat) dot; } } break; case GL_MODULATE_ADD_ATI: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; - const GLchan (*arg2)[4] = (const GLchan (*)[4]) argRGB[2]; -#if CHAN_TYPE != GL_FLOAT - const GLint shift = CHAN_BITS - RGBshift; -#endif + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argRGB[1]; + const GLfloat (*arg2)[4] = (const GLfloat (*)[4]) argRGB[2]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT - rgba[i][RCOMP] = ((arg0[i][RCOMP] * arg2[i][RCOMP]) + arg1[i][RCOMP]) * RGBmult; - rgba[i][GCOMP] = ((arg0[i][GCOMP] * arg2[i][GCOMP]) + arg1[i][GCOMP]) * RGBmult; - rgba[i][BCOMP] = ((arg0[i][BCOMP] * arg2[i][BCOMP]) + arg1[i][BCOMP]) * RGBmult; -#else - GLuint r = (PROD(arg0[i][RCOMP], arg2[i][RCOMP]) - + ((GLuint) arg1[i][RCOMP] << CHAN_BITS)) >> shift; - GLuint g = (PROD(arg0[i][GCOMP], arg2[i][GCOMP]) - + ((GLuint) arg1[i][GCOMP] << CHAN_BITS)) >> shift; - GLuint b = (PROD(arg0[i][BCOMP], arg2[i][BCOMP]) - + ((GLuint) arg1[i][BCOMP] << CHAN_BITS)) >> shift; - rgba[i][RCOMP] = (GLchan) MIN2(r, CHAN_MAX); - rgba[i][GCOMP] = (GLchan) MIN2(g, CHAN_MAX); - rgba[i][BCOMP] = (GLchan) MIN2(b, CHAN_MAX); -#endif + rgba[i][RCOMP] = ((arg0[i][RCOMP] * arg2[i][RCOMP]) + + arg1[i][RCOMP]) * RGBmult; + rgba[i][GCOMP] = ((arg0[i][GCOMP] * arg2[i][GCOMP]) + + arg1[i][GCOMP]) * RGBmult; + rgba[i][BCOMP] = ((arg0[i][BCOMP] * arg2[i][BCOMP]) + + arg1[i][BCOMP]) * RGBmult; } } break; case GL_MODULATE_SIGNED_ADD_ATI: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; - const GLchan (*arg2)[4] = (const GLchan (*)[4]) argRGB[2]; -#if CHAN_TYPE != GL_FLOAT - const GLint shift = CHAN_BITS - RGBshift; -#endif + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argRGB[1]; + const GLfloat (*arg2)[4] = (const GLfloat (*)[4]) argRGB[2]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT - rgba[i][RCOMP] = ((arg0[i][RCOMP] * arg2[i][RCOMP]) + arg1[i][RCOMP] - 0.5) * RGBmult; - rgba[i][GCOMP] = ((arg0[i][GCOMP] * arg2[i][GCOMP]) + arg1[i][GCOMP] - 0.5) * RGBmult; - rgba[i][BCOMP] = ((arg0[i][BCOMP] * arg2[i][BCOMP]) + arg1[i][BCOMP] - 0.5) * RGBmult; -#else - GLint r = (S_PROD(arg0[i][RCOMP], arg2[i][RCOMP]) - + (((GLint) arg1[i][RCOMP] - half) << CHAN_BITS)) - >> shift; - GLint g = (S_PROD(arg0[i][GCOMP], arg2[i][GCOMP]) - + (((GLint) arg1[i][GCOMP] - half) << CHAN_BITS)) - >> shift; - GLint b = (S_PROD(arg0[i][BCOMP], arg2[i][BCOMP]) - + (((GLint) arg1[i][BCOMP] - half) << CHAN_BITS)) - >> shift; - rgba[i][RCOMP] = (GLchan) CLAMP(r, 0, CHAN_MAX); - rgba[i][GCOMP] = (GLchan) CLAMP(g, 0, CHAN_MAX); - rgba[i][BCOMP] = (GLchan) CLAMP(b, 0, CHAN_MAX); -#endif + rgba[i][RCOMP] = ((arg0[i][RCOMP] * arg2[i][RCOMP]) + + arg1[i][RCOMP] - 0.5) * RGBmult; + rgba[i][GCOMP] = ((arg0[i][GCOMP] * arg2[i][GCOMP]) + + arg1[i][GCOMP] - 0.5) * RGBmult; + rgba[i][BCOMP] = ((arg0[i][BCOMP] * arg2[i][BCOMP]) + + arg1[i][BCOMP] - 0.5) * RGBmult; } } break; case GL_MODULATE_SUBTRACT_ATI: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; - const GLchan (*arg2)[4] = (const GLchan (*)[4]) argRGB[2]; -#if CHAN_TYPE != GL_FLOAT - const GLint shift = CHAN_BITS - RGBshift; -#endif + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argRGB[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argRGB[1]; + const GLfloat (*arg2)[4] = (const GLfloat (*)[4]) argRGB[2]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT - rgba[i][RCOMP] = ((arg0[i][RCOMP] * arg2[i][RCOMP]) - arg1[i][RCOMP]) * RGBmult; - rgba[i][GCOMP] = ((arg0[i][GCOMP] * arg2[i][GCOMP]) - arg1[i][GCOMP]) * RGBmult; - rgba[i][BCOMP] = ((arg0[i][BCOMP] * arg2[i][BCOMP]) - arg1[i][BCOMP]) * RGBmult; -#else - GLint r = (S_PROD(arg0[i][RCOMP], arg2[i][RCOMP]) - - ((GLint) arg1[i][RCOMP] << CHAN_BITS)) - >> shift; - GLint g = (S_PROD(arg0[i][GCOMP], arg2[i][GCOMP]) - - ((GLint) arg1[i][GCOMP] << CHAN_BITS)) - >> shift; - GLint b = (S_PROD(arg0[i][BCOMP], arg2[i][BCOMP]) - - ((GLint) arg1[i][BCOMP] << CHAN_BITS)) - >> shift; - rgba[i][RCOMP] = (GLchan) CLAMP(r, 0, CHAN_MAX); - rgba[i][GCOMP] = (GLchan) CLAMP(g, 0, CHAN_MAX); - rgba[i][BCOMP] = (GLchan) CLAMP(b, 0, CHAN_MAX); -#endif + rgba[i][RCOMP] = ((arg0[i][RCOMP] * arg2[i][RCOMP]) - + arg1[i][RCOMP]) * RGBmult; + rgba[i][GCOMP] = ((arg0[i][GCOMP] * arg2[i][GCOMP]) - + arg1[i][GCOMP]) * RGBmult; + rgba[i][BCOMP] = ((arg0[i][BCOMP] * arg2[i][BCOMP]) - + arg1[i][BCOMP]) * RGBmult; } } break; @@ -617,15 +463,11 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, switch (textureUnit->_CurrentCombine->ModeA) { case GL_REPLACE: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argA[0]; if (Ashift) { for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT - GLchan a = arg0[i][ACOMP] * Amult; -#else - GLuint a = (GLuint) arg0[i][ACOMP] << Ashift; -#endif - rgba[i][ACOMP] = (GLchan) MIN2(a, CHAN_MAX); + GLfloat a = arg0[i][ACOMP] * Amult; + rgba[i][ACOMP] = (GLfloat) MIN2(a, 1.0F); } } else { @@ -637,182 +479,107 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, break; case GL_MODULATE: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; -#if CHAN_TYPE != GL_FLOAT - const GLint shift = CHAN_BITS - Ashift; -#endif + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argA[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argA[1]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][ACOMP] = arg0[i][ACOMP] * arg1[i][ACOMP] * Amult; -#else - GLuint a = (PROD(arg0[i][ACOMP], arg1[i][ACOMP]) >> shift); - rgba[i][ACOMP] = (GLchan) MIN2(a, CHAN_MAX); -#endif } } break; case GL_ADD: if (textureUnit->EnvMode == GL_COMBINE4_NV) { /* (a * b) + (c * d) */ - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; - const GLchan (*arg2)[4] = (const GLchan (*)[4]) argA[2]; - const GLchan (*arg3)[4] = (const GLchan (*)[4]) argA[3]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argA[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argA[1]; + const GLfloat (*arg2)[4] = (const GLfloat (*)[4]) argA[2]; + const GLfloat (*arg3)[4] = (const GLfloat (*)[4]) argA[3]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][ACOMP] = (arg0[i][ACOMP] * arg1[i][ACOMP] + arg2[i][ACOMP] * arg3[i][ACOMP]) * Amult; -#else - const GLint shift = CHAN_BITS - Ashift; - GLint a = (PROD(arg0[i][ACOMP], arg1[i][ACOMP]) >> shift) + - (PROD(arg2[i][ACOMP], arg3[i][ACOMP]) >> shift); - rgba[i][ACOMP] = (GLchan) MIN2(a, CHAN_MAX); -#endif } } else { /* two-term add */ - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argA[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argA[1]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][ACOMP] = (arg0[i][ACOMP] + arg1[i][ACOMP]) * Amult; -#else - GLint a = ((GLint) arg0[i][ACOMP] + arg1[i][ACOMP]) << Ashift; - rgba[i][ACOMP] = (GLchan) MIN2(a, CHAN_MAX); -#endif } } break; case GL_ADD_SIGNED: if (textureUnit->EnvMode == GL_COMBINE4_NV) { /* (a * b) + (c * d) - 0.5 */ - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; - const GLchan (*arg2)[4] = (const GLchan (*)[4]) argA[2]; - const GLchan (*arg3)[4] = (const GLchan (*)[4]) argA[3]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argA[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argA[1]; + const GLfloat (*arg2)[4] = (const GLfloat (*)[4]) argA[2]; + const GLfloat (*arg3)[4] = (const GLfloat (*)[4]) argA[3]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][ACOMP] = (arg0[i][ACOMP] * arg1[i][ACOMP] + arg2[i][ACOMP] * arg3[i][ACOMP] - 0.5) * Amult; -#else - GLint a = (((PROD(arg0[i][ACOMP], arg1[i][ACOMP]) + - PROD(arg2[i][ACOMP], arg3[i][ACOMP])) >> CHAN_BITS) - half) - << Ashift; - rgba[i][ACOMP] = (GLchan) CLAMP(a, 0, CHAN_MAX); -#endif } } else { /* a + b - 0.5 */ - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argA[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argA[1]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][ACOMP] = (arg0[i][ACOMP] + arg1[i][ACOMP] - 0.5F) * Amult; -#else - GLint a = (GLint) arg0[i][ACOMP] + (GLint) arg1[i][ACOMP] -half; - a = (a < 0) ? 0 : a << Ashift; - rgba[i][ACOMP] = (GLchan) CLAMP(a, 0, CHAN_MAX); -#endif } } break; case GL_INTERPOLATE: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; - const GLchan (*arg2)[4] = (const GLchan (*)[4]) argA[2]; -#if CHAN_TYPE != GL_FLOAT - const GLint shift = CHAN_BITS - Ashift; -#endif + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argA[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argA[1]; + const GLfloat (*arg2)[4] = (const GLfloat (*)[4]) argA[2]; for (i=0; i<n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][ACOMP] = (arg0[i][ACOMP] * arg2[i][ACOMP] + - arg1[i][ACOMP] * (CHAN_MAXF - arg2[i][ACOMP])) + arg1[i][ACOMP] * (1.0F - arg2[i][ACOMP])) * Amult; -#else - GLuint a = (PROD(arg0[i][ACOMP], arg2[i][ACOMP]) - + PROD(arg1[i][ACOMP], CHAN_MAX - arg2[i][ACOMP])) - >> shift; - rgba[i][ACOMP] = (GLchan) MIN2(a, CHAN_MAX); -#endif } } break; case GL_SUBTRACT: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argA[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argA[1]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT rgba[i][ACOMP] = (arg0[i][ACOMP] - arg1[i][ACOMP]) * Amult; -#else - GLint a = ((GLint) arg0[i][ACOMP] - (GLint) arg1[i][ACOMP]) << Ashift; - rgba[i][ACOMP] = (GLchan) CLAMP(a, 0, CHAN_MAX); -#endif } } break; case GL_MODULATE_ADD_ATI: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; - const GLchan (*arg2)[4] = (const GLchan (*)[4]) argA[2]; -#if CHAN_TYPE != GL_FLOAT - const GLint shift = CHAN_BITS - Ashift; -#endif + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argA[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argA[1]; + const GLfloat (*arg2)[4] = (const GLfloat (*)[4]) argA[2]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT - rgba[i][ACOMP] = ((arg0[i][ACOMP] * arg2[i][ACOMP]) + arg1[i][ACOMP]) * Amult; -#else - GLint a = (PROD(arg0[i][ACOMP], arg2[i][ACOMP]) - + ((GLuint) arg1[i][ACOMP] << CHAN_BITS)) - >> shift; - rgba[i][ACOMP] = (GLchan) CLAMP(a, 0, CHAN_MAX); -#endif + rgba[i][ACOMP] = ((arg0[i][ACOMP] * arg2[i][ACOMP]) + + arg1[i][ACOMP]) * Amult; } } break; case GL_MODULATE_SIGNED_ADD_ATI: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; - const GLchan (*arg2)[4] = (const GLchan (*)[4]) argA[2]; -#if CHAN_TYPE != GL_FLOAT - const GLint shift = CHAN_BITS - Ashift; -#endif + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argA[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argA[1]; + const GLfloat (*arg2)[4] = (const GLfloat (*)[4]) argA[2]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT - rgba[i][ACOMP] = ((arg0[i][ACOMP] * arg2[i][ACOMP]) + arg1[i][ACOMP] - 0.5F) * Amult; -#else - GLint a = (S_PROD(arg0[i][ACOMP], arg2[i][ACOMP]) - + (((GLint) arg1[i][ACOMP] - half) << CHAN_BITS)) - >> shift; - rgba[i][ACOMP] = (GLchan) CLAMP(a, 0, CHAN_MAX); -#endif + rgba[i][ACOMP] = ((arg0[i][ACOMP] * arg2[i][ACOMP]) + + arg1[i][ACOMP] - 0.5F) * Amult; } } break; case GL_MODULATE_SUBTRACT_ATI: { - const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; - const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; - const GLchan (*arg2)[4] = (const GLchan (*)[4]) argA[2]; -#if CHAN_TYPE != GL_FLOAT - const GLint shift = CHAN_BITS - Ashift; -#endif + const GLfloat (*arg0)[4] = (const GLfloat (*)[4]) argA[0]; + const GLfloat (*arg1)[4] = (const GLfloat (*)[4]) argA[1]; + const GLfloat (*arg2)[4] = (const GLfloat (*)[4]) argA[2]; for (i = 0; i < n; i++) { -#if CHAN_TYPE == GL_FLOAT - rgba[i][ACOMP] = ((arg0[i][ACOMP] * arg2[i][ACOMP]) - arg1[i][ACOMP]) * Amult; -#else - GLint a = (S_PROD(arg0[i][ACOMP], arg2[i][ACOMP]) - - ((GLint) arg1[i][ACOMP] << CHAN_BITS)) - >> shift; - rgba[i][ACOMP] = (GLchan) CLAMP(a, 0, CHAN_MAX); -#endif + rgba[i][ACOMP] = ((arg0[i][ACOMP] * arg2[i][ACOMP]) + - arg1[i][ACOMP]) * Amult; } } break; @@ -831,8 +598,15 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, rgba[i][ACOMP] = rgba[i][RCOMP]; } } + + for (i = 0; i < n; i++) { + UNCLAMPED_FLOAT_TO_CHAN(rgbaChan[i][RCOMP], rgba[i][RCOMP]); + UNCLAMPED_FLOAT_TO_CHAN(rgbaChan[i][GCOMP], rgba[i][GCOMP]); + UNCLAMPED_FLOAT_TO_CHAN(rgbaChan[i][BCOMP], rgba[i][BCOMP]); + UNCLAMPED_FLOAT_TO_CHAN(rgbaChan[i][ACOMP], rgba[i][ACOMP]); + } } -#undef PROD + /** @@ -840,17 +614,17 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, * See GL_EXT_texture_swizzle. */ static void -swizzle_texels(GLuint swizzle, GLuint count, GLchan (*texels)[4]) +swizzle_texels(GLuint swizzle, GLuint count, GLfloat (*texels)[4]) { const GLuint swzR = GET_SWZ(swizzle, 0); const GLuint swzG = GET_SWZ(swizzle, 1); const GLuint swzB = GET_SWZ(swizzle, 2); const GLuint swzA = GET_SWZ(swizzle, 3); - GLchan vector[6]; + GLfloat vector[6]; GLuint i; vector[SWIZZLE_ZERO] = 0; - vector[SWIZZLE_ONE] = CHAN_MAX; + vector[SWIZZLE_ONE] = 1.0F; for (i = 0; i < count; i++) { vector[SWIZZLE_X] = texels[i][0]; @@ -880,13 +654,15 @@ static void texture_apply( const GLcontext *ctx, const struct gl_texture_unit *texUnit, GLuint n, - CONST GLchan primary_rgba[][4], CONST GLchan texel[][4], - GLchan rgba[][4] ) + CONST GLfloat primary_rgba[][4], CONST GLfloat texel[][4], + GLchan rgbaChan[][4] ) { GLint baseLevel; GLuint i; - GLchan Rc, Gc, Bc, Ac; + GLfloat Rc, Gc, Bc, Ac; GLenum format; + GLfloat rgba[MAX_WIDTH][4]; + (void) primary_rgba; ASSERT(texUnit); @@ -904,6 +680,16 @@ texture_apply( const GLcontext *ctx, format = texUnit->_Current->DepthMode; } + if (texUnit->EnvMode != GL_REPLACE) { + /* convert GLchan colors to GLfloat */ + for (i = 0; i < n; i++) { + rgba[i][RCOMP] = CHAN_TO_FLOAT(rgbaChan[i][RCOMP]); + rgba[i][GCOMP] = CHAN_TO_FLOAT(rgbaChan[i][GCOMP]); + rgba[i][BCOMP] = CHAN_TO_FLOAT(rgbaChan[i][BCOMP]); + rgba[i][ACOMP] = CHAN_TO_FLOAT(rgbaChan[i][ACOMP]); + } + } + switch (texUnit->EnvMode) { case GL_REPLACE: switch (format) { @@ -917,14 +703,14 @@ texture_apply( const GLcontext *ctx, case GL_LUMINANCE: for (i=0;i<n;i++) { /* Cv = Lt */ - GLchan Lt = texel[i][RCOMP]; + GLfloat Lt = texel[i][RCOMP]; rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = Lt; /* Av = Af */ } break; case GL_LUMINANCE_ALPHA: for (i=0;i<n;i++) { - GLchan Lt = texel[i][RCOMP]; + GLfloat Lt = texel[i][RCOMP]; /* Cv = Lt */ rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = Lt; /* Av = At */ @@ -934,7 +720,7 @@ texture_apply( const GLcontext *ctx, case GL_INTENSITY: for (i=0;i<n;i++) { /* Cv = It */ - GLchan It = texel[i][RCOMP]; + GLfloat It = texel[i][RCOMP]; rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = It; /* Av = It */ rgba[i][ACOMP] = It; @@ -971,58 +757,58 @@ texture_apply( const GLcontext *ctx, for (i=0;i<n;i++) { /* Cv = Cf */ /* Av = AfAt */ - rgba[i][ACOMP] = CHAN_PRODUCT( rgba[i][ACOMP], texel[i][ACOMP] ); + rgba[i][ACOMP] = rgba[i][ACOMP] * texel[i][ACOMP]; } break; case GL_LUMINANCE: for (i=0;i<n;i++) { /* Cv = LtCf */ - GLchan Lt = texel[i][RCOMP]; - rgba[i][RCOMP] = CHAN_PRODUCT( rgba[i][RCOMP], Lt ); - rgba[i][GCOMP] = CHAN_PRODUCT( rgba[i][GCOMP], Lt ); - rgba[i][BCOMP] = CHAN_PRODUCT( rgba[i][BCOMP], Lt ); + GLfloat Lt = texel[i][RCOMP]; + rgba[i][RCOMP] = rgba[i][RCOMP] * Lt; + rgba[i][GCOMP] = rgba[i][GCOMP] * Lt; + rgba[i][BCOMP] = rgba[i][BCOMP] * Lt; /* Av = Af */ } break; case GL_LUMINANCE_ALPHA: for (i=0;i<n;i++) { /* Cv = CfLt */ - GLchan Lt = texel[i][RCOMP]; - rgba[i][RCOMP] = CHAN_PRODUCT( rgba[i][RCOMP], Lt ); - rgba[i][GCOMP] = CHAN_PRODUCT( rgba[i][GCOMP], Lt ); - rgba[i][BCOMP] = CHAN_PRODUCT( rgba[i][BCOMP], Lt ); + GLfloat Lt = texel[i][RCOMP]; + rgba[i][RCOMP] = rgba[i][RCOMP] * Lt; + rgba[i][GCOMP] = rgba[i][GCOMP] * Lt; + rgba[i][BCOMP] = rgba[i][BCOMP] * Lt; /* Av = AfAt */ - rgba[i][ACOMP] = CHAN_PRODUCT( rgba[i][ACOMP], texel[i][ACOMP] ); + rgba[i][ACOMP] = rgba[i][ACOMP] * texel[i][ACOMP]; } break; case GL_INTENSITY: for (i=0;i<n;i++) { /* Cv = CfIt */ - GLchan It = texel[i][RCOMP]; - rgba[i][RCOMP] = CHAN_PRODUCT( rgba[i][RCOMP], It ); - rgba[i][GCOMP] = CHAN_PRODUCT( rgba[i][GCOMP], It ); - rgba[i][BCOMP] = CHAN_PRODUCT( rgba[i][BCOMP], It ); + GLfloat It = texel[i][RCOMP]; + rgba[i][RCOMP] = rgba[i][RCOMP] * It; + rgba[i][GCOMP] = rgba[i][GCOMP] * It; + rgba[i][BCOMP] = rgba[i][BCOMP] * It; /* Av = AfIt */ - rgba[i][ACOMP] = CHAN_PRODUCT( rgba[i][ACOMP], It ); + rgba[i][ACOMP] = rgba[i][ACOMP] * It; } break; case GL_RGB: for (i=0;i<n;i++) { /* Cv = CfCt */ - rgba[i][RCOMP] = CHAN_PRODUCT( rgba[i][RCOMP], texel[i][RCOMP] ); - rgba[i][GCOMP] = CHAN_PRODUCT( rgba[i][GCOMP], texel[i][GCOMP] ); - rgba[i][BCOMP] = CHAN_PRODUCT( rgba[i][BCOMP], texel[i][BCOMP] ); + rgba[i][RCOMP] = rgba[i][RCOMP] * texel[i][RCOMP]; + rgba[i][GCOMP] = rgba[i][GCOMP] * texel[i][GCOMP]; + rgba[i][BCOMP] = rgba[i][BCOMP] * texel[i][BCOMP]; /* Av = Af */ } break; case GL_RGBA: for (i=0;i<n;i++) { /* Cv = CfCt */ - rgba[i][RCOMP] = CHAN_PRODUCT( rgba[i][RCOMP], texel[i][RCOMP] ); - rgba[i][GCOMP] = CHAN_PRODUCT( rgba[i][GCOMP], texel[i][GCOMP] ); - rgba[i][BCOMP] = CHAN_PRODUCT( rgba[i][BCOMP], texel[i][BCOMP] ); + rgba[i][RCOMP] = rgba[i][RCOMP] * texel[i][RCOMP]; + rgba[i][GCOMP] = rgba[i][GCOMP] * texel[i][GCOMP]; + rgba[i][BCOMP] = rgba[i][BCOMP] * texel[i][BCOMP]; /* Av = AfAt */ - rgba[i][ACOMP] = CHAN_PRODUCT( rgba[i][ACOMP], texel[i][ACOMP] ); + rgba[i][ACOMP] = rgba[i][ACOMP] * texel[i][ACOMP]; } break; default: @@ -1051,10 +837,10 @@ texture_apply( const GLcontext *ctx, case GL_RGBA: for (i=0;i<n;i++) { /* Cv = Cf(1-At) + CtAt */ - GLchan t = texel[i][ACOMP], s = CHAN_MAX - t; - rgba[i][RCOMP] = CHAN_PRODUCT(rgba[i][RCOMP], s) + CHAN_PRODUCT(texel[i][RCOMP],t); - rgba[i][GCOMP] = CHAN_PRODUCT(rgba[i][GCOMP], s) + CHAN_PRODUCT(texel[i][GCOMP],t); - rgba[i][BCOMP] = CHAN_PRODUCT(rgba[i][BCOMP], s) + CHAN_PRODUCT(texel[i][BCOMP],t); + GLfloat t = texel[i][ACOMP], s = 1.0F - t; + rgba[i][RCOMP] = rgba[i][RCOMP] * s + texel[i][RCOMP] * t; + rgba[i][GCOMP] = rgba[i][GCOMP] * s + texel[i][GCOMP] * t; + rgba[i][BCOMP] = rgba[i][BCOMP] * s + texel[i][BCOMP] * t; /* Av = Af */ } break; @@ -1065,67 +851,73 @@ texture_apply( const GLcontext *ctx, break; case GL_BLEND: - UNCLAMPED_FLOAT_TO_CHAN(Rc, texUnit->EnvColor[0]); - UNCLAMPED_FLOAT_TO_CHAN(Gc, texUnit->EnvColor[1]); - UNCLAMPED_FLOAT_TO_CHAN(Bc, texUnit->EnvColor[2]); - UNCLAMPED_FLOAT_TO_CHAN(Ac, texUnit->EnvColor[3]); + Rc = texUnit->EnvColor[0]; + Gc = texUnit->EnvColor[1]; + Bc = texUnit->EnvColor[2]; + Ac = texUnit->EnvColor[3]; switch (format) { case GL_ALPHA: for (i=0;i<n;i++) { /* Cv = Cf */ /* Av = AfAt */ - rgba[i][ACOMP] = CHAN_PRODUCT(rgba[i][ACOMP], texel[i][ACOMP]); + rgba[i][ACOMP] = rgba[i][ACOMP] * texel[i][ACOMP]; } break; case GL_LUMINANCE: for (i=0;i<n;i++) { /* Cv = Cf(1-Lt) + CcLt */ - GLchan Lt = texel[i][RCOMP], s = CHAN_MAX - Lt; - rgba[i][RCOMP] = CHAN_PRODUCT(rgba[i][RCOMP], s) + CHAN_PRODUCT(Rc, Lt); - rgba[i][GCOMP] = CHAN_PRODUCT(rgba[i][GCOMP], s) + CHAN_PRODUCT(Gc, Lt); - rgba[i][BCOMP] = CHAN_PRODUCT(rgba[i][BCOMP], s) + CHAN_PRODUCT(Bc, Lt); + GLfloat Lt = texel[i][RCOMP], s = 1.0F - Lt; + rgba[i][RCOMP] = rgba[i][RCOMP] * s + Rc * Lt; + rgba[i][GCOMP] = rgba[i][GCOMP] * s + Gc * Lt; + rgba[i][BCOMP] = rgba[i][BCOMP] * s + Bc * Lt; /* Av = Af */ } break; case GL_LUMINANCE_ALPHA: for (i=0;i<n;i++) { /* Cv = Cf(1-Lt) + CcLt */ - GLchan Lt = texel[i][RCOMP], s = CHAN_MAX - Lt; - rgba[i][RCOMP] = CHAN_PRODUCT(rgba[i][RCOMP], s) + CHAN_PRODUCT(Rc, Lt); - rgba[i][GCOMP] = CHAN_PRODUCT(rgba[i][GCOMP], s) + CHAN_PRODUCT(Gc, Lt); - rgba[i][BCOMP] = CHAN_PRODUCT(rgba[i][BCOMP], s) + CHAN_PRODUCT(Bc, Lt); + GLfloat Lt = texel[i][RCOMP], s = 1.0F - Lt; + rgba[i][RCOMP] = rgba[i][RCOMP] * s + Rc * Lt; + rgba[i][GCOMP] = rgba[i][GCOMP] * s + Gc * Lt; + rgba[i][BCOMP] = rgba[i][BCOMP] * s + Bc * Lt; /* Av = AfAt */ - rgba[i][ACOMP] = CHAN_PRODUCT(rgba[i][ACOMP],texel[i][ACOMP]); + rgba[i][ACOMP] = rgba[i][ACOMP] * texel[i][ACOMP]; } break; case GL_INTENSITY: for (i=0;i<n;i++) { /* Cv = Cf(1-It) + CcIt */ - GLchan It = texel[i][RCOMP], s = CHAN_MAX - It; - rgba[i][RCOMP] = CHAN_PRODUCT(rgba[i][RCOMP], s) + CHAN_PRODUCT(Rc, It); - rgba[i][GCOMP] = CHAN_PRODUCT(rgba[i][GCOMP], s) + CHAN_PRODUCT(Gc, It); - rgba[i][BCOMP] = CHAN_PRODUCT(rgba[i][BCOMP], s) + CHAN_PRODUCT(Bc, It); + GLfloat It = texel[i][RCOMP], s = 1.0F - It; + rgba[i][RCOMP] = rgba[i][RCOMP] * s + Rc * It; + rgba[i][GCOMP] = rgba[i][GCOMP] * s + Gc * It; + rgba[i][BCOMP] = rgba[i][BCOMP] * s + Bc * It; /* Av = Af(1-It) + Ac*It */ - rgba[i][ACOMP] = CHAN_PRODUCT(rgba[i][ACOMP], s) + CHAN_PRODUCT(Ac, It); + rgba[i][ACOMP] = rgba[i][ACOMP] * s + Ac * It; } break; case GL_RGB: for (i=0;i<n;i++) { /* Cv = Cf(1-Ct) + CcCt */ - rgba[i][RCOMP] = CHAN_PRODUCT(rgba[i][RCOMP], (CHAN_MAX-texel[i][RCOMP])) + CHAN_PRODUCT(Rc,texel[i][RCOMP]); - rgba[i][GCOMP] = CHAN_PRODUCT(rgba[i][GCOMP], (CHAN_MAX-texel[i][GCOMP])) + CHAN_PRODUCT(Gc,texel[i][GCOMP]); - rgba[i][BCOMP] = CHAN_PRODUCT(rgba[i][BCOMP], (CHAN_MAX-texel[i][BCOMP])) + CHAN_PRODUCT(Bc,texel[i][BCOMP]); + rgba[i][RCOMP] = rgba[i][RCOMP] * (1.0F - texel[i][RCOMP]) + + Rc * texel[i][RCOMP]; + rgba[i][GCOMP] = rgba[i][GCOMP] * (1.0F - texel[i][GCOMP]) + + Gc * texel[i][GCOMP]; + rgba[i][BCOMP] = rgba[i][BCOMP] * (1.0F - texel[i][BCOMP]) + + Bc * texel[i][BCOMP]; /* Av = Af */ } break; case GL_RGBA: for (i=0;i<n;i++) { /* Cv = Cf(1-Ct) + CcCt */ - rgba[i][RCOMP] = CHAN_PRODUCT(rgba[i][RCOMP], (CHAN_MAX-texel[i][RCOMP])) + CHAN_PRODUCT(Rc,texel[i][RCOMP]); - rgba[i][GCOMP] = CHAN_PRODUCT(rgba[i][GCOMP], (CHAN_MAX-texel[i][GCOMP])) + CHAN_PRODUCT(Gc,texel[i][GCOMP]); - rgba[i][BCOMP] = CHAN_PRODUCT(rgba[i][BCOMP], (CHAN_MAX-texel[i][BCOMP])) + CHAN_PRODUCT(Bc,texel[i][BCOMP]); + rgba[i][RCOMP] = rgba[i][RCOMP] * (1.0F - texel[i][RCOMP]) + + Rc * texel[i][RCOMP]; + rgba[i][GCOMP] = rgba[i][GCOMP] * (1.0F - texel[i][GCOMP]) + + Gc * texel[i][GCOMP]; + rgba[i][BCOMP] = rgba[i][BCOMP] * (1.0F - texel[i][BCOMP]) + + Bc * texel[i][BCOMP]; /* Av = AfAt */ - rgba[i][ACOMP] = CHAN_PRODUCT(rgba[i][ACOMP],texel[i][ACOMP]); + rgba[i][ACOMP] = rgba[i][ACOMP] * texel[i][ACOMP]; } break; default: @@ -1134,7 +926,7 @@ texture_apply( const GLcontext *ctx, } break; - /* XXX don't clamp results if GLchan is float??? */ + /* XXX don't clamp results if GLfloat is float??? */ case GL_ADD: /* GL_EXT_texture_add_env */ switch (format) { @@ -1143,66 +935,66 @@ texture_apply( const GLcontext *ctx, /* Rv = Rf */ /* Gv = Gf */ /* Bv = Bf */ - rgba[i][ACOMP] = CHAN_PRODUCT(rgba[i][ACOMP], texel[i][ACOMP]); + rgba[i][ACOMP] = rgba[i][ACOMP] * texel[i][ACOMP]; } break; case GL_LUMINANCE: for (i=0;i<n;i++) { - ChanTemp Lt = texel[i][RCOMP]; - ChanTemp r = rgba[i][RCOMP] + Lt; - ChanTemp g = rgba[i][GCOMP] + Lt; - ChanTemp b = rgba[i][BCOMP] + Lt; - rgba[i][RCOMP] = MIN2(r, CHAN_MAX); - rgba[i][GCOMP] = MIN2(g, CHAN_MAX); - rgba[i][BCOMP] = MIN2(b, CHAN_MAX); + GLfloat Lt = texel[i][RCOMP]; + GLfloat r = rgba[i][RCOMP] + Lt; + GLfloat g = rgba[i][GCOMP] + Lt; + GLfloat b = rgba[i][BCOMP] + Lt; + rgba[i][RCOMP] = MIN2(r, 1.0F); + rgba[i][GCOMP] = MIN2(g, 1.0F); + rgba[i][BCOMP] = MIN2(b, 1.0F); /* Av = Af */ } break; case GL_LUMINANCE_ALPHA: for (i=0;i<n;i++) { - ChanTemp Lt = texel[i][RCOMP]; - ChanTemp r = rgba[i][RCOMP] + Lt; - ChanTemp g = rgba[i][GCOMP] + Lt; - ChanTemp b = rgba[i][BCOMP] + Lt; - rgba[i][RCOMP] = MIN2(r, CHAN_MAX); - rgba[i][GCOMP] = MIN2(g, CHAN_MAX); - rgba[i][BCOMP] = MIN2(b, CHAN_MAX); - rgba[i][ACOMP] = CHAN_PRODUCT(rgba[i][ACOMP], texel[i][ACOMP]); + GLfloat Lt = texel[i][RCOMP]; + GLfloat r = rgba[i][RCOMP] + Lt; + GLfloat g = rgba[i][GCOMP] + Lt; + GLfloat b = rgba[i][BCOMP] + Lt; + rgba[i][RCOMP] = MIN2(r, 1.0F); + rgba[i][GCOMP] = MIN2(g, 1.0F); + rgba[i][BCOMP] = MIN2(b, 1.0F); + rgba[i][ACOMP] = rgba[i][ACOMP] * texel[i][ACOMP]; } break; case GL_INTENSITY: for (i=0;i<n;i++) { - GLchan It = texel[i][RCOMP]; - ChanTemp r = rgba[i][RCOMP] + It; - ChanTemp g = rgba[i][GCOMP] + It; - ChanTemp b = rgba[i][BCOMP] + It; - ChanTemp a = rgba[i][ACOMP] + It; - rgba[i][RCOMP] = MIN2(r, CHAN_MAX); - rgba[i][GCOMP] = MIN2(g, CHAN_MAX); - rgba[i][BCOMP] = MIN2(b, CHAN_MAX); - rgba[i][ACOMP] = MIN2(a, CHAN_MAX); + GLfloat It = texel[i][RCOMP]; + GLfloat r = rgba[i][RCOMP] + It; + GLfloat g = rgba[i][GCOMP] + It; + GLfloat b = rgba[i][BCOMP] + It; + GLfloat a = rgba[i][ACOMP] + It; + rgba[i][RCOMP] = MIN2(r, 1.0F); + rgba[i][GCOMP] = MIN2(g, 1.0F); + rgba[i][BCOMP] = MIN2(b, 1.0F); + rgba[i][ACOMP] = MIN2(a, 1.0F); } break; case GL_RGB: for (i=0;i<n;i++) { - ChanTemp r = rgba[i][RCOMP] + texel[i][RCOMP]; - ChanTemp g = rgba[i][GCOMP] + texel[i][GCOMP]; - ChanTemp b = rgba[i][BCOMP] + texel[i][BCOMP]; - rgba[i][RCOMP] = MIN2(r, CHAN_MAX); - rgba[i][GCOMP] = MIN2(g, CHAN_MAX); - rgba[i][BCOMP] = MIN2(b, CHAN_MAX); + GLfloat r = rgba[i][RCOMP] + texel[i][RCOMP]; + GLfloat g = rgba[i][GCOMP] + texel[i][GCOMP]; + GLfloat b = rgba[i][BCOMP] + texel[i][BCOMP]; + rgba[i][RCOMP] = MIN2(r, 1.0F); + rgba[i][GCOMP] = MIN2(g, 1.0F); + rgba[i][BCOMP] = MIN2(b, 1.0F); /* Av = Af */ } break; case GL_RGBA: for (i=0;i<n;i++) { - ChanTemp r = rgba[i][RCOMP] + texel[i][RCOMP]; - ChanTemp g = rgba[i][GCOMP] + texel[i][GCOMP]; - ChanTemp b = rgba[i][BCOMP] + texel[i][BCOMP]; - rgba[i][RCOMP] = MIN2(r, CHAN_MAX); - rgba[i][GCOMP] = MIN2(g, CHAN_MAX); - rgba[i][BCOMP] = MIN2(b, CHAN_MAX); - rgba[i][ACOMP] = CHAN_PRODUCT(rgba[i][ACOMP], texel[i][ACOMP]); + GLfloat r = rgba[i][RCOMP] + texel[i][RCOMP]; + GLfloat g = rgba[i][GCOMP] + texel[i][GCOMP]; + GLfloat b = rgba[i][BCOMP] + texel[i][BCOMP]; + rgba[i][RCOMP] = MIN2(r, 1.0F); + rgba[i][GCOMP] = MIN2(g, 1.0F); + rgba[i][BCOMP] = MIN2(b, 1.0F); + rgba[i][ACOMP] = rgba[i][ACOMP] * texel[i][ACOMP]; } break; default: @@ -1215,6 +1007,14 @@ texture_apply( const GLcontext *ctx, _mesa_problem(ctx, "Bad env mode in texture_apply"); return; } + + /* convert GLfloat colors to GLchan */ + for (i = 0; i < n; i++) { + CLAMPED_FLOAT_TO_CHAN(rgbaChan[i][RCOMP], rgba[i][RCOMP]); + CLAMPED_FLOAT_TO_CHAN(rgbaChan[i][GCOMP], rgba[i][GCOMP]); + CLAMPED_FLOAT_TO_CHAN(rgbaChan[i][BCOMP], rgba[i][BCOMP]); + CLAMPED_FLOAT_TO_CHAN(rgbaChan[i][ACOMP], rgba[i][ACOMP]); + } } @@ -1226,7 +1026,7 @@ void _swrast_texture_span( GLcontext *ctx, SWspan *span ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); - GLchan primary_rgba[MAX_WIDTH][4]; + GLfloat primary_rgba[MAX_WIDTH][4]; GLuint unit; ASSERT(span->end < MAX_WIDTH); @@ -1234,8 +1034,15 @@ _swrast_texture_span( GLcontext *ctx, SWspan *span ) /* * Save copy of the incoming fragment colors (the GL_PRIMARY_COLOR) */ - if (swrast->_AnyTextureCombine) - MEMCPY(primary_rgba, span->array->rgba, 4 * span->end * sizeof(GLchan)); + if (swrast->_AnyTextureCombine) { + GLuint i; + for (i = 0; i < span->end; i++) { + primary_rgba[i][RCOMP] = CHAN_TO_FLOAT(span->array->rgba[i][RCOMP]); + primary_rgba[i][GCOMP] = CHAN_TO_FLOAT(span->array->rgba[i][GCOMP]); + primary_rgba[i][BCOMP] = CHAN_TO_FLOAT(span->array->rgba[i][BCOMP]); + primary_rgba[i][ACOMP] = CHAN_TO_FLOAT(span->array->rgba[i][ACOMP]); + } + } /* First must sample all bump maps */ for (unit = 0; unit < ctx->Const.MaxTextureUnits; unit++) { @@ -1323,8 +1130,8 @@ _swrast_texture_span( GLcontext *ctx, SWspan *span ) const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; const struct gl_texture_object *curObj = texUnit->_Current; GLfloat *lambda = span->array->lambda[unit]; - GLchan (*texels)[4] = (GLchan (*)[4]) - (swrast->TexelBuffer + unit * (span->end * 4 * sizeof(GLchan))); + GLfloat (*texels)[4] = (GLfloat (*)[4]) + (swrast->TexelBuffer + unit * (span->end * 4 * sizeof(GLfloat))); /* adjust texture lod (lambda) */ if (span->arrayMask & SPAN_LAMBDA) { @@ -1357,13 +1164,7 @@ _swrast_texture_span( GLcontext *ctx, SWspan *span ) /* GL_SGI_texture_color_table */ if (texUnit->ColorTableEnabled) { -#if CHAN_TYPE == GL_UNSIGNED_BYTE - _mesa_lookup_rgba_ubyte(&texUnit->ColorTable, span->end, texels); -#elif CHAN_TYPE == GL_UNSIGNED_SHORT - _mesa_lookup_rgba_ubyte(&texUnit->ColorTable, span->end, texels); -#else _mesa_lookup_rgba_float(&texUnit->ColorTable, span->end, texels); -#endif } /* GL_EXT_texture_swizzle */ @@ -1383,19 +1184,19 @@ _swrast_texture_span( GLcontext *ctx, SWspan *span ) const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; if (texUnit->_CurrentCombine != &texUnit->_EnvMode ) { texture_combine( ctx, unit, span->end, - (CONST GLchan (*)[4]) primary_rgba, + (CONST GLfloat (*)[4]) primary_rgba, swrast->TexelBuffer, span->array->rgba ); } else { /* conventional texture blend */ - const GLchan (*texels)[4] = (const GLchan (*)[4]) + const GLfloat (*texels)[4] = (const GLfloat (*)[4]) (swrast->TexelBuffer + unit * - (span->end * 4 * sizeof(GLchan))); + (span->end * 4 * sizeof(GLfloat))); texture_apply( ctx, texUnit, span->end, - (CONST GLchan (*)[4]) primary_rgba, texels, + (CONST GLfloat (*)[4]) primary_rgba, texels, span->array->rgba ); } } diff --git a/src/mesa/swrast/s_texfilter.c b/src/mesa/swrast/s_texfilter.c index 19317c393a9..b76de045f82 100644 --- a/src/mesa/swrast/s_texfilter.c +++ b/src/mesa/swrast/s_texfilter.c @@ -133,27 +133,12 @@ ilerp_3d(GLint ia, GLint ib, GLint ic, * Do linear interpolation of colors. */ static INLINE void -lerp_rgba(GLchan result[4], GLfloat t, const GLchan a[4], const GLchan b[4]) +lerp_rgba(GLfloat result[4], GLfloat t, const GLfloat a[4], const GLfloat b[4]) { -#if CHAN_TYPE == GL_FLOAT result[0] = LERP(t, a[0], b[0]); result[1] = LERP(t, a[1], b[1]); result[2] = LERP(t, a[2], b[2]); result[3] = LERP(t, a[3], b[3]); -#elif CHAN_TYPE == GL_UNSIGNED_SHORT - result[0] = (GLchan) (LERP(t, a[0], b[0]) + 0.5); - result[1] = (GLchan) (LERP(t, a[1], b[1]) + 0.5); - result[2] = (GLchan) (LERP(t, a[2], b[2]) + 0.5); - result[3] = (GLchan) (LERP(t, a[3], b[3]) + 0.5); -#else - /* fixed point interpolants in [0, ILERP_SCALE] */ - const GLint it = IROUND_POS(t * ILERP_SCALE); - ASSERT(CHAN_TYPE == GL_UNSIGNED_BYTE); - result[0] = ILERP(it, a[0], b[0]); - result[1] = ILERP(it, a[1], b[1]); - result[2] = ILERP(it, a[2], b[2]); - result[3] = ILERP(it, a[3], b[3]); -#endif } @@ -161,29 +146,14 @@ lerp_rgba(GLchan result[4], GLfloat t, const GLchan a[4], const GLchan b[4]) * Do bilinear interpolation of colors. */ static INLINE void -lerp_rgba_2d(GLchan result[4], GLfloat a, GLfloat b, - const GLchan t00[4], const GLchan t10[4], - const GLchan t01[4], const GLchan t11[4]) +lerp_rgba_2d(GLfloat result[4], GLfloat a, GLfloat b, + const GLfloat t00[4], const GLfloat t10[4], + const GLfloat t01[4], const GLfloat t11[4]) { -#if CHAN_TYPE == GL_FLOAT result[0] = lerp_2d(a, b, t00[0], t10[0], t01[0], t11[0]); result[1] = lerp_2d(a, b, t00[1], t10[1], t01[1], t11[1]); result[2] = lerp_2d(a, b, t00[2], t10[2], t01[2], t11[2]); result[3] = lerp_2d(a, b, t00[3], t10[3], t01[3], t11[3]); -#elif CHAN_TYPE == GL_UNSIGNED_SHORT - result[0] = (GLchan) (lerp_2d(a, b, t00[0], t10[0], t01[0], t11[0]) + 0.5); - result[1] = (GLchan) (lerp_2d(a, b, t00[1], t10[1], t01[1], t11[1]) + 0.5); - result[2] = (GLchan) (lerp_2d(a, b, t00[2], t10[2], t01[2], t11[2]) + 0.5); - result[3] = (GLchan) (lerp_2d(a, b, t00[3], t10[3], t01[3], t11[3]) + 0.5); -#else - const GLint ia = IROUND_POS(a * ILERP_SCALE); - const GLint ib = IROUND_POS(b * ILERP_SCALE); - ASSERT(CHAN_TYPE == GL_UNSIGNED_BYTE); - result[0] = ilerp_2d(ia, ib, t00[0], t10[0], t01[0], t11[0]); - result[1] = ilerp_2d(ia, ib, t00[1], t10[1], t01[1], t11[1]); - result[2] = ilerp_2d(ia, ib, t00[2], t10[2], t01[2], t11[2]); - result[3] = ilerp_2d(ia, ib, t00[3], t10[3], t01[3], t11[3]); -#endif } @@ -191,34 +161,18 @@ lerp_rgba_2d(GLchan result[4], GLfloat a, GLfloat b, * Do trilinear interpolation of colors. */ static INLINE void -lerp_rgba_3d(GLchan result[4], GLfloat a, GLfloat b, GLfloat c, - const GLchan t000[4], const GLchan t100[4], - const GLchan t010[4], const GLchan t110[4], - const GLchan t001[4], const GLchan t101[4], - const GLchan t011[4], const GLchan t111[4]) +lerp_rgba_3d(GLfloat result[4], GLfloat a, GLfloat b, GLfloat c, + const GLfloat t000[4], const GLfloat t100[4], + const GLfloat t010[4], const GLfloat t110[4], + const GLfloat t001[4], const GLfloat t101[4], + const GLfloat t011[4], const GLfloat t111[4]) { GLuint k; /* compiler should unroll these short loops */ -#if CHAN_TYPE == GL_FLOAT for (k = 0; k < 4; k++) { result[k] = lerp_3d(a, b, c, t000[k], t100[k], t010[k], t110[k], t001[k], t101[k], t011[k], t111[k]); } -#elif CHAN_TYPE == GL_UNSIGNED_SHORT - for (k = 0; k < 4; k++) { - result[k] = (GLchan)(lerp_3d(a, b, c, - t000[k], t100[k], t010[k], t110[k], - t001[k], t101[k], t011[k], t111[k]) + 0.5F); - } -#else - GLint ia = IROUND_POS(a * ILERP_SCALE); - GLint ib = IROUND_POS(b * ILERP_SCALE); - GLint ic = IROUND_POS(c * ILERP_SCALE); - for (k = 0; k < 4; k++) { - result[k] = ilerp_3d(ia, ib, ic, t000[k], t100[k], t010[k], t110[k], - t001[k], t101[k], t011[k], t111[k]); - } -#endif } @@ -671,7 +625,7 @@ static INLINE void sample_1d_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, - const GLfloat texcoord[4], GLchan rgba[4]) + const GLfloat texcoord[4], GLfloat rgba[4]) { const GLint width = img->Width2; /* without border, power of two */ GLint i; @@ -680,10 +634,10 @@ sample_1d_nearest(GLcontext *ctx, i += img->Border; if (i < 0 || i >= (GLint) img->Width) { /* Need this test for GL_CLAMP_TO_BORDER mode */ - COPY_CHAN4(rgba, tObj->_BorderChan); + COPY_4V(rgba, tObj->BorderColor); } else { - img->FetchTexelc(img, i, 0, 0, rgba); + img->FetchTexelf(img, i, 0, 0, rgba); } } @@ -695,13 +649,13 @@ static INLINE void sample_1d_linear(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, - const GLfloat texcoord[4], GLchan rgba[4]) + const GLfloat texcoord[4], GLfloat rgba[4]) { const GLint width = img->Width2; GLint i0, i1; GLbitfield useBorderColor = 0x0; GLfloat a; - GLchan t0[4], t1[4]; /* texels */ + GLfloat t0[4], t1[4]; /* texels */ linear_texel_locations(tObj->WrapS, img, width, texcoord[0], &i0, &i1, &a); @@ -716,16 +670,16 @@ sample_1d_linear(GLcontext *ctx, /* fetch texel colors */ if (useBorderColor & I0BIT) { - COPY_CHAN4(t0, tObj->_BorderChan); + COPY_4V(t0, tObj->BorderColor); } else { - img->FetchTexelc(img, i0, 0, 0, t0); + img->FetchTexelf(img, i0, 0, 0, t0); } if (useBorderColor & I1BIT) { - COPY_CHAN4(t1, tObj->_BorderChan); + COPY_4V(t1, tObj->BorderColor); } else { - img->FetchTexelc(img, i1, 0, 0, t1); + img->FetchTexelf(img, i1, 0, 0, t1); } lerp_rgba(rgba, a, t0, t1); @@ -736,7 +690,7 @@ static void sample_1d_nearest_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -751,7 +705,7 @@ static void sample_1d_linear_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -766,7 +720,7 @@ static void sample_1d_nearest_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -777,7 +731,7 @@ sample_1d_nearest_mipmap_linear(GLcontext *ctx, texcoord[i], rgba[i]); } else { - GLchan t0[4], t1[4]; + GLfloat t0[4], t1[4]; const GLfloat f = FRAC(lambda[i]); sample_1d_nearest(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); sample_1d_nearest(ctx, tObj, tObj->Image[0][level+1], texcoord[i], t1); @@ -791,7 +745,7 @@ static void sample_1d_linear_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -802,7 +756,7 @@ sample_1d_linear_mipmap_linear(GLcontext *ctx, texcoord[i], rgba[i]); } else { - GLchan t0[4], t1[4]; + GLfloat t0[4], t1[4]; const GLfloat f = FRAC(lambda[i]); sample_1d_linear(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); sample_1d_linear(ctx, tObj, tObj->Image[0][level+1], texcoord[i], t1); @@ -817,7 +771,7 @@ static void sample_nearest_1d( GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4] ) + GLfloat rgba[][4] ) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; @@ -833,7 +787,7 @@ static void sample_linear_1d( GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4] ) + GLfloat rgba[][4] ) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; @@ -849,7 +803,7 @@ static void sample_lambda_1d( GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4] ) + const GLfloat lambda[], GLfloat rgba[][4] ) { GLuint minStart, minEnd; /* texels with minification */ GLuint magStart, magEnd; /* texels with magnification */ @@ -929,7 +883,7 @@ sample_2d_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, const GLfloat texcoord[4], - GLchan rgba[]) + GLfloat rgba[]) { const GLint width = img->Width2; /* without border, power of two */ const GLint height = img->Height2; /* without border, power of two */ @@ -945,10 +899,10 @@ sample_2d_nearest(GLcontext *ctx, if (i < 0 || i >= (GLint) img->Width || j < 0 || j >= (GLint) img->Height) { /* Need this test for GL_CLAMP_TO_BORDER mode */ - COPY_CHAN4(rgba, tObj->_BorderChan); + COPY_4V(rgba, tObj->BorderColor); } else { - img->FetchTexelc(img, i, j, 0, rgba); + img->FetchTexelf(img, i, j, 0, rgba); } } @@ -962,14 +916,14 @@ sample_2d_linear(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, const GLfloat texcoord[4], - GLchan rgba[]) + GLfloat rgba[]) { const GLint width = img->Width2; const GLint height = img->Height2; GLint i0, j0, i1, j1; GLbitfield useBorderColor = 0x0; GLfloat a, b; - GLchan t00[4], t10[4], t01[4], t11[4]; /* sampled texel colors */ + GLfloat t00[4], t10[4], t01[4], t11[4]; /* sampled texel colors */ linear_texel_locations(tObj->WrapS, img, width, texcoord[0], &i0, &i1, &a); linear_texel_locations(tObj->WrapT, img, height, texcoord[1], &j0, &j1, &b); @@ -989,28 +943,28 @@ sample_2d_linear(GLcontext *ctx, /* fetch four texel colors */ if (useBorderColor & (I0BIT | J0BIT)) { - COPY_CHAN4(t00, tObj->_BorderChan); + COPY_4V(t00, tObj->BorderColor); } else { - img->FetchTexelc(img, i0, j0, 0, t00); + img->FetchTexelf(img, i0, j0, 0, t00); } if (useBorderColor & (I1BIT | J0BIT)) { - COPY_CHAN4(t10, tObj->_BorderChan); + COPY_4V(t10, tObj->BorderColor); } else { - img->FetchTexelc(img, i1, j0, 0, t10); + img->FetchTexelf(img, i1, j0, 0, t10); } if (useBorderColor & (I0BIT | J1BIT)) { - COPY_CHAN4(t01, tObj->_BorderChan); + COPY_4V(t01, tObj->BorderColor); } else { - img->FetchTexelc(img, i0, j1, 0, t01); + img->FetchTexelf(img, i0, j1, 0, t01); } if (useBorderColor & (I1BIT | J1BIT)) { - COPY_CHAN4(t11, tObj->_BorderChan); + COPY_4V(t11, tObj->BorderColor); } else { - img->FetchTexelc(img, i1, j1, 0, t11); + img->FetchTexelf(img, i1, j1, 0, t11); } lerp_rgba_2d(rgba, a, b, t00, t10, t01, t11); @@ -1026,13 +980,13 @@ sample_2d_linear_repeat(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, const GLfloat texcoord[4], - GLchan rgba[]) + GLfloat rgba[]) { const GLint width = img->Width2; const GLint height = img->Height2; GLint i0, j0, i1, j1; GLfloat wi, wj; - GLchan t00[4], t10[4], t01[4], t11[4]; /* sampled texel colors */ + GLfloat t00[4], t10[4], t01[4], t11[4]; /* sampled texel colors */ (void) ctx; @@ -1045,10 +999,10 @@ sample_2d_linear_repeat(GLcontext *ctx, linear_repeat_texel_location(width, texcoord[0], &i0, &i1, &wi); linear_repeat_texel_location(height, texcoord[1], &j0, &j1, &wj); - img->FetchTexelc(img, i0, j0, 0, t00); - img->FetchTexelc(img, i1, j0, 0, t10); - img->FetchTexelc(img, i0, j1, 0, t01); - img->FetchTexelc(img, i1, j1, 0, t11); + img->FetchTexelf(img, i0, j0, 0, t00); + img->FetchTexelf(img, i1, j0, 0, t10); + img->FetchTexelf(img, i0, j1, 0, t01); + img->FetchTexelf(img, i1, j1, 0, t11); lerp_rgba_2d(rgba, wi, wj, t00, t10, t01, t11); } @@ -1058,7 +1012,7 @@ static void sample_2d_nearest_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; for (i = 0; i < n; i++) { @@ -1072,7 +1026,7 @@ static void sample_2d_linear_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -1087,7 +1041,7 @@ static void sample_2d_nearest_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -1098,7 +1052,7 @@ sample_2d_nearest_mipmap_linear(GLcontext *ctx, texcoord[i], rgba[i]); } else { - GLchan t0[4], t1[4]; /* texels */ + GLfloat t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); sample_2d_nearest(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); sample_2d_nearest(ctx, tObj, tObj->Image[0][level+1], texcoord[i], t1); @@ -1112,7 +1066,7 @@ static void sample_2d_linear_mipmap_linear( GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4] ) + const GLfloat lambda[], GLfloat rgba[][4] ) { GLuint i; ASSERT(lambda != NULL); @@ -1123,7 +1077,7 @@ sample_2d_linear_mipmap_linear( GLcontext *ctx, texcoord[i], rgba[i]); } else { - GLchan t0[4], t1[4]; /* texels */ + GLfloat t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); sample_2d_linear(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); sample_2d_linear(ctx, tObj, tObj->Image[0][level+1], texcoord[i], t1); @@ -1137,7 +1091,7 @@ static void sample_2d_linear_mipmap_linear_repeat(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -1150,7 +1104,7 @@ sample_2d_linear_mipmap_linear_repeat(GLcontext *ctx, texcoord[i], rgba[i]); } else { - GLchan t0[4], t1[4]; /* texels */ + GLfloat t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); sample_2d_linear_repeat(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); @@ -1167,7 +1121,7 @@ static void sample_nearest_2d(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; @@ -1183,7 +1137,7 @@ static void sample_linear_2d(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; @@ -1279,7 +1233,7 @@ opt_sample_rgba_2d(GLcontext *ctx, const GLint row = IFLOOR(texcoords[i][1] * height) & rowMask; const GLint pos = (row << shift) | col; const GLchan *texel = ((GLchan *) img->Data) + (pos << 2); /* pos*4 */ - COPY_CHAN4(rgba[i], texel); + COPY_4V(rgba[i], texel); } } @@ -1289,7 +1243,7 @@ static void sample_lambda_2d(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { const struct gl_texture_image *tImg = tObj->Image[0][tObj->BaseLevel]; GLuint minStart, minEnd; /* texels with minification */ @@ -1312,6 +1266,7 @@ sample_lambda_2d(GLcontext *ctx, case GL_NEAREST: if (repeatNoBorderPOT) { switch (tImg->TexFormat->MesaFormat) { +#if 0 case MESA_FORMAT_RGB: opt_sample_rgb_2d(ctx, tObj, m, texcoords + minStart, NULL, rgba + minStart); @@ -1320,6 +1275,7 @@ sample_lambda_2d(GLcontext *ctx, opt_sample_rgba_2d(ctx, tObj, m, texcoords + minStart, NULL, rgba + minStart); break; +#endif default: sample_nearest_2d(ctx, tObj, m, texcoords + minStart, NULL, rgba + minStart ); @@ -1369,6 +1325,7 @@ sample_lambda_2d(GLcontext *ctx, case GL_NEAREST: if (repeatNoBorderPOT) { switch (tImg->TexFormat->MesaFormat) { +#if 0 case MESA_FORMAT_RGB: opt_sample_rgb_2d(ctx, tObj, m, texcoords + magStart, NULL, rgba + magStart); @@ -1377,6 +1334,7 @@ sample_lambda_2d(GLcontext *ctx, opt_sample_rgba_2d(ctx, tObj, m, texcoords + magStart, NULL, rgba + magStart); break; +#endif default: sample_nearest_2d(ctx, tObj, m, texcoords + magStart, NULL, rgba + magStart ); @@ -1411,7 +1369,7 @@ sample_3d_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, const GLfloat texcoord[4], - GLchan rgba[4]) + GLfloat rgba[4]) { const GLint width = img->Width2; /* without border, power of two */ const GLint height = img->Height2; /* without border, power of two */ @@ -1427,10 +1385,10 @@ sample_3d_nearest(GLcontext *ctx, j < 0 || j >= (GLint) img->Height || k < 0 || k >= (GLint) img->Depth) { /* Need this test for GL_CLAMP_TO_BORDER mode */ - COPY_CHAN4(rgba, tObj->_BorderChan); + COPY_4V(rgba, tObj->BorderColor); } else { - img->FetchTexelc(img, i, j, k, rgba); + img->FetchTexelf(img, i, j, k, rgba); } } @@ -1443,7 +1401,7 @@ sample_3d_linear(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, const GLfloat texcoord[4], - GLchan rgba[4]) + GLfloat rgba[4]) { const GLint width = img->Width2; const GLint height = img->Height2; @@ -1451,8 +1409,8 @@ sample_3d_linear(GLcontext *ctx, GLint i0, j0, k0, i1, j1, k1; GLbitfield useBorderColor = 0x0; GLfloat a, b, c; - GLchan t000[4], t010[4], t001[4], t011[4]; - GLchan t100[4], t110[4], t101[4], t111[4]; + GLfloat t000[4], t010[4], t001[4], t011[4]; + GLfloat t100[4], t110[4], t101[4], t111[4]; linear_texel_locations(tObj->WrapS, img, width, texcoord[0], &i0, &i1, &a); linear_texel_locations(tObj->WrapT, img, height, texcoord[1], &j0, &j1, &b); @@ -1478,53 +1436,53 @@ sample_3d_linear(GLcontext *ctx, /* Fetch texels */ if (useBorderColor & (I0BIT | J0BIT | K0BIT)) { - COPY_CHAN4(t000, tObj->_BorderChan); + COPY_4V(t000, tObj->BorderColor); } else { - img->FetchTexelc(img, i0, j0, k0, t000); + img->FetchTexelf(img, i0, j0, k0, t000); } if (useBorderColor & (I1BIT | J0BIT | K0BIT)) { - COPY_CHAN4(t100, tObj->_BorderChan); + COPY_4V(t100, tObj->BorderColor); } else { - img->FetchTexelc(img, i1, j0, k0, t100); + img->FetchTexelf(img, i1, j0, k0, t100); } if (useBorderColor & (I0BIT | J1BIT | K0BIT)) { - COPY_CHAN4(t010, tObj->_BorderChan); + COPY_4V(t010, tObj->BorderColor); } else { - img->FetchTexelc(img, i0, j1, k0, t010); + img->FetchTexelf(img, i0, j1, k0, t010); } if (useBorderColor & (I1BIT | J1BIT | K0BIT)) { - COPY_CHAN4(t110, tObj->_BorderChan); + COPY_4V(t110, tObj->BorderColor); } else { - img->FetchTexelc(img, i1, j1, k0, t110); + img->FetchTexelf(img, i1, j1, k0, t110); } if (useBorderColor & (I0BIT | J0BIT | K1BIT)) { - COPY_CHAN4(t001, tObj->_BorderChan); + COPY_4V(t001, tObj->BorderColor); } else { - img->FetchTexelc(img, i0, j0, k1, t001); + img->FetchTexelf(img, i0, j0, k1, t001); } if (useBorderColor & (I1BIT | J0BIT | K1BIT)) { - COPY_CHAN4(t101, tObj->_BorderChan); + COPY_4V(t101, tObj->BorderColor); } else { - img->FetchTexelc(img, i1, j0, k1, t101); + img->FetchTexelf(img, i1, j0, k1, t101); } if (useBorderColor & (I0BIT | J1BIT | K1BIT)) { - COPY_CHAN4(t011, tObj->_BorderChan); + COPY_4V(t011, tObj->BorderColor); } else { - img->FetchTexelc(img, i0, j1, k1, t011); + img->FetchTexelf(img, i0, j1, k1, t011); } if (useBorderColor & (I1BIT | J1BIT | K1BIT)) { - COPY_CHAN4(t111, tObj->_BorderChan); + COPY_4V(t111, tObj->BorderColor); } else { - img->FetchTexelc(img, i1, j1, k1, t111); + img->FetchTexelf(img, i1, j1, k1, t111); } /* trilinear interpolation of samples */ @@ -1536,7 +1494,7 @@ static void sample_3d_nearest_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4] ) + const GLfloat lambda[], GLfloat rgba[][4] ) { GLuint i; for (i = 0; i < n; i++) { @@ -1550,7 +1508,7 @@ static void sample_3d_linear_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -1565,7 +1523,7 @@ static void sample_3d_nearest_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -1576,7 +1534,7 @@ sample_3d_nearest_mipmap_linear(GLcontext *ctx, texcoord[i], rgba[i]); } else { - GLchan t0[4], t1[4]; /* texels */ + GLfloat t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); sample_3d_nearest(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); sample_3d_nearest(ctx, tObj, tObj->Image[0][level+1], texcoord[i], t1); @@ -1590,7 +1548,7 @@ static void sample_3d_linear_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -1601,7 +1559,7 @@ sample_3d_linear_mipmap_linear(GLcontext *ctx, texcoord[i], rgba[i]); } else { - GLchan t0[4], t1[4]; /* texels */ + GLfloat t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); sample_3d_linear(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); sample_3d_linear(ctx, tObj, tObj->Image[0][level+1], texcoord[i], t1); @@ -1616,7 +1574,7 @@ static void sample_nearest_3d(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + GLfloat rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; @@ -1632,7 +1590,7 @@ static void sample_linear_3d(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; @@ -1648,7 +1606,7 @@ static void sample_lambda_3d(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + GLfloat rgba[][4]) { GLuint minStart, minEnd; /* texels with minification */ GLuint magStart, magEnd; /* texels with magnification */ @@ -1799,7 +1757,7 @@ static void sample_nearest_cube(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + GLfloat rgba[][4]) { GLuint i; (void) lambda; @@ -1817,7 +1775,7 @@ static void sample_linear_cube(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; (void) lambda; @@ -1835,7 +1793,7 @@ static void sample_cube_nearest_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -1864,7 +1822,7 @@ static void sample_cube_linear_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -1883,7 +1841,7 @@ static void sample_cube_nearest_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -1898,7 +1856,7 @@ sample_cube_nearest_mipmap_linear(GLcontext *ctx, newCoord, rgba[i]); } else { - GLchan t0[4], t1[4]; /* texels */ + GLfloat t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); sample_2d_nearest(ctx, tObj, images[level ], newCoord, t0); sample_2d_nearest(ctx, tObj, images[level+1], newCoord, t1); @@ -1912,7 +1870,7 @@ static void sample_cube_linear_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -1927,7 +1885,7 @@ sample_cube_linear_mipmap_linear(GLcontext *ctx, newCoord, rgba[i]); } else { - GLchan t0[4], t1[4]; + GLfloat t0[4], t1[4]; const GLfloat f = FRAC(lambda[i]); sample_2d_linear(ctx, tObj, images[level ], newCoord, t0); sample_2d_linear(ctx, tObj, images[level+1], newCoord, t1); @@ -1942,7 +1900,7 @@ static void sample_lambda_cube(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + GLfloat rgba[][4]) { GLuint minStart, minEnd; /* texels with minification */ GLuint magStart, magEnd; /* texels with magnification */ @@ -2076,7 +2034,7 @@ static void sample_nearest_rect(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + GLfloat rgba[][4]) { const struct gl_texture_image *img = tObj->Image[0][0]; const GLint width = img->Width; @@ -2099,9 +2057,9 @@ sample_nearest_rect(GLcontext *ctx, col = clamp_rect_coord_nearest(tObj->WrapS, texcoords[i][0], width); row = clamp_rect_coord_nearest(tObj->WrapT, texcoords[i][1], height); if (col < 0 || col >= width || row < 0 || row >= height) - COPY_CHAN4(rgba[i], tObj->_BorderChan); + COPY_4V(rgba[i], tObj->BorderColor); else - img->FetchTexelc(img, col, row, 0, rgba[i]); + img->FetchTexelf(img, col, row, 0, rgba[i]); } } @@ -2110,7 +2068,7 @@ static void sample_linear_rect(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { const struct gl_texture_image *img = tObj->Image[0][0]; const GLint width = img->Width; @@ -2130,7 +2088,7 @@ sample_linear_rect(GLcontext *ctx, for (i = 0; i < n; i++) { GLint i0, j0, i1, j1; - GLchan t00[4], t01[4], t10[4], t11[4]; + GLfloat t00[4], t01[4], t10[4], t11[4]; GLfloat a, b; GLbitfield useBorderColor = 0x0; @@ -2147,24 +2105,24 @@ sample_linear_rect(GLcontext *ctx, /* get four texel samples */ if (useBorderColor & (I0BIT | J0BIT)) - COPY_CHAN4(t00, tObj->_BorderChan); + COPY_4V(t00, tObj->BorderColor); else - img->FetchTexelc(img, i0, j0, 0, t00); + img->FetchTexelf(img, i0, j0, 0, t00); if (useBorderColor & (I1BIT | J0BIT)) - COPY_CHAN4(t10, tObj->_BorderChan); + COPY_4V(t10, tObj->BorderColor); else - img->FetchTexelc(img, i1, j0, 0, t10); + img->FetchTexelf(img, i1, j0, 0, t10); if (useBorderColor & (I0BIT | J1BIT)) - COPY_CHAN4(t01, tObj->_BorderChan); + COPY_4V(t01, tObj->BorderColor); else - img->FetchTexelc(img, i0, j1, 0, t01); + img->FetchTexelf(img, i0, j1, 0, t01); if (useBorderColor & (I1BIT | J1BIT)) - COPY_CHAN4(t11, tObj->_BorderChan); + COPY_4V(t11, tObj->BorderColor); else - img->FetchTexelc(img, i1, j1, 0, t11); + img->FetchTexelf(img, i1, j1, 0, t11); lerp_rgba_2d(rgba[i], a, b, t00, t10, t01, t11); } @@ -2176,7 +2134,7 @@ static void sample_lambda_rect(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + GLfloat rgba[][4]) { GLuint minStart, minEnd, magStart, magEnd; @@ -2222,7 +2180,7 @@ sample_2d_array_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, const GLfloat texcoord[4], - GLchan rgba[4]) + GLfloat rgba[4]) { const GLint width = img->Width2; /* without border, power of two */ const GLint height = img->Height2; /* without border, power of two */ @@ -2239,10 +2197,10 @@ sample_2d_array_nearest(GLcontext *ctx, j < 0 || j >= (GLint) img->Height || array < 0 || array >= (GLint) img->Depth) { /* Need this test for GL_CLAMP_TO_BORDER mode */ - COPY_CHAN4(rgba, tObj->_BorderChan); + COPY_4V(rgba, tObj->BorderColor); } else { - img->FetchTexelc(img, i, j, array, rgba); + img->FetchTexelf(img, i, j, array, rgba); } } @@ -2255,7 +2213,7 @@ sample_2d_array_linear(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, const GLfloat texcoord[4], - GLchan rgba[4]) + GLfloat rgba[4]) { const GLint width = img->Width2; const GLint height = img->Height2; @@ -2264,14 +2222,14 @@ sample_2d_array_linear(GLcontext *ctx, GLint array; GLbitfield useBorderColor = 0x0; GLfloat a, b; - GLchan t00[4], t01[4], t10[4], t11[4]; + GLfloat t00[4], t01[4], t10[4], t11[4]; linear_texel_locations(tObj->WrapS, img, width, texcoord[0], &i0, &i1, &a); linear_texel_locations(tObj->WrapT, img, height, texcoord[1], &j0, &j1, &b); array = clamp_rect_coord_nearest(tObj->WrapR, texcoord[2], depth); if (array < 0 || array >= depth) { - COPY_CHAN4(rgba, tObj->_BorderChan); + COPY_4V(rgba, tObj->BorderColor); } else { if (img->Border) { @@ -2290,28 +2248,28 @@ sample_2d_array_linear(GLcontext *ctx, /* Fetch texels */ if (useBorderColor & (I0BIT | J0BIT)) { - COPY_CHAN4(t00, tObj->_BorderChan); + COPY_4V(t00, tObj->BorderColor); } else { - img->FetchTexelc(img, i0, j0, array, t00); + img->FetchTexelf(img, i0, j0, array, t00); } if (useBorderColor & (I1BIT | J0BIT)) { - COPY_CHAN4(t10, tObj->_BorderChan); + COPY_4V(t10, tObj->BorderColor); } else { - img->FetchTexelc(img, i1, j0, array, t10); + img->FetchTexelf(img, i1, j0, array, t10); } if (useBorderColor & (I0BIT | J1BIT)) { - COPY_CHAN4(t01, tObj->_BorderChan); + COPY_4V(t01, tObj->BorderColor); } else { - img->FetchTexelc(img, i0, j1, array, t01); + img->FetchTexelf(img, i0, j1, array, t01); } if (useBorderColor & (I1BIT | J1BIT)) { - COPY_CHAN4(t11, tObj->_BorderChan); + COPY_4V(t11, tObj->BorderColor); } else { - img->FetchTexelc(img, i1, j1, array, t11); + img->FetchTexelf(img, i1, j1, array, t11); } /* trilinear interpolation of samples */ @@ -2324,7 +2282,7 @@ static void sample_2d_array_nearest_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; for (i = 0; i < n; i++) { @@ -2339,7 +2297,7 @@ static void sample_2d_array_linear_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -2355,7 +2313,7 @@ static void sample_2d_array_nearest_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -2366,7 +2324,7 @@ sample_2d_array_nearest_mipmap_linear(GLcontext *ctx, texcoord[i], rgba[i]); } else { - GLchan t0[4], t1[4]; /* texels */ + GLfloat t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); sample_2d_array_nearest(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); @@ -2382,7 +2340,7 @@ static void sample_2d_array_linear_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -2393,7 +2351,7 @@ sample_2d_array_linear_mipmap_linear(GLcontext *ctx, texcoord[i], rgba[i]); } else { - GLchan t0[4], t1[4]; /* texels */ + GLfloat t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); sample_2d_array_linear(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); @@ -2410,7 +2368,7 @@ static void sample_nearest_2d_array(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + GLfloat rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; @@ -2427,7 +2385,7 @@ static void sample_linear_2d_array(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; @@ -2443,7 +2401,7 @@ static void sample_lambda_2d_array(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + GLfloat rgba[][4]) { GLuint minStart, minEnd; /* texels with minification */ GLuint magStart, magEnd; /* texels with magnification */ @@ -2532,7 +2490,7 @@ sample_1d_array_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, const GLfloat texcoord[4], - GLchan rgba[4]) + GLfloat rgba[4]) { const GLint width = img->Width2; /* without border, power of two */ const GLint height = img->Height; @@ -2546,10 +2504,10 @@ sample_1d_array_nearest(GLcontext *ctx, if (i < 0 || i >= (GLint) img->Width || array < 0 || array >= (GLint) img->Height) { /* Need this test for GL_CLAMP_TO_BORDER mode */ - COPY_CHAN4(rgba, tObj->_BorderChan); + COPY_4V(rgba, tObj->BorderColor); } else { - img->FetchTexelc(img, i, array, 0, rgba); + img->FetchTexelf(img, i, array, 0, rgba); } } @@ -2562,7 +2520,7 @@ sample_1d_array_linear(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, const GLfloat texcoord[4], - GLchan rgba[4]) + GLfloat rgba[4]) { const GLint width = img->Width2; const GLint height = img->Height; @@ -2570,7 +2528,7 @@ sample_1d_array_linear(GLcontext *ctx, GLint array; GLbitfield useBorderColor = 0x0; GLfloat a; - GLchan t0[4], t1[4]; + GLfloat t0[4], t1[4]; linear_texel_locations(tObj->WrapS, img, width, texcoord[0], &i0, &i1, &a); array = clamp_rect_coord_nearest(tObj->WrapT, texcoord[1], height); @@ -2589,16 +2547,16 @@ sample_1d_array_linear(GLcontext *ctx, /* Fetch texels */ if (useBorderColor & (I0BIT | K0BIT)) { - COPY_CHAN4(t0, tObj->_BorderChan); + COPY_4V(t0, tObj->BorderColor); } else { - img->FetchTexelc(img, i0, array, 0, t0); + img->FetchTexelf(img, i0, array, 0, t0); } if (useBorderColor & (I1BIT | K0BIT)) { - COPY_CHAN4(t1, tObj->_BorderChan); + COPY_4V(t1, tObj->BorderColor); } else { - img->FetchTexelc(img, i1, array, 0, t1); + img->FetchTexelf(img, i1, array, 0, t1); } /* bilinear interpolation of samples */ @@ -2610,7 +2568,7 @@ static void sample_1d_array_nearest_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; for (i = 0; i < n; i++) { @@ -2625,7 +2583,7 @@ static void sample_1d_array_linear_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -2641,7 +2599,7 @@ static void sample_1d_array_nearest_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -2652,7 +2610,7 @@ sample_1d_array_nearest_mipmap_linear(GLcontext *ctx, texcoord[i], rgba[i]); } else { - GLchan t0[4], t1[4]; /* texels */ + GLfloat t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); sample_1d_array_nearest(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); sample_1d_array_nearest(ctx, tObj, tObj->Image[0][level+1], texcoord[i], t1); @@ -2666,7 +2624,7 @@ static void sample_1d_array_linear_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -2677,7 +2635,7 @@ sample_1d_array_linear_mipmap_linear(GLcontext *ctx, texcoord[i], rgba[i]); } else { - GLchan t0[4], t1[4]; /* texels */ + GLfloat t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); sample_1d_array_linear(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); sample_1d_array_linear(ctx, tObj, tObj->Image[0][level+1], texcoord[i], t1); @@ -2692,7 +2650,7 @@ static void sample_nearest_1d_array(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + GLfloat rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; @@ -2708,7 +2666,7 @@ static void sample_linear_1d_array(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const GLfloat lambda[], GLfloat rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; @@ -2724,7 +2682,7 @@ static void sample_lambda_1d_array(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + GLfloat rgba[][4]) { GLuint minStart, minEnd; /* texels with minification */ GLuint magStart, magEnd; /* texels with magnification */ @@ -2802,7 +2760,7 @@ static void sample_depth_texture( GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan texel[][4] ) + GLfloat texel[][4] ) { const GLint baseLevel = tObj->BaseLevel; const struct gl_texture_image *img = tObj->Image[0][baseLevel]; @@ -2811,9 +2769,9 @@ sample_depth_texture( GLcontext *ctx, const GLint depth = img->Depth; const GLuint compare_coord = (tObj->Target == GL_TEXTURE_2D_ARRAY_EXT) ? 3 : 2; - GLchan ambient; + GLfloat ambient; GLenum function; - GLchan result; + GLfloat result; (void) lambda; @@ -2826,7 +2784,7 @@ sample_depth_texture( GLcontext *ctx, tObj->Target == GL_TEXTURE_1D_ARRAY_EXT || tObj->Target == GL_TEXTURE_2D_ARRAY_EXT); - UNCLAMPED_FLOAT_TO_CHAN(ambient, tObj->CompareFailValue); + ambient = tObj->CompareFailValue; /* XXXX if tObj->MinFilter != tObj->MagFilter, we're ignoring lambda */ @@ -2889,31 +2847,31 @@ sample_depth_texture( GLcontext *ctx, switch (function) { case GL_LEQUAL: - result = (texcoords[i][compare_coord] <= depthSample) ? CHAN_MAX : ambient; + result = (texcoords[i][compare_coord] <= depthSample) ? 1.0F : ambient; break; case GL_GEQUAL: - result = (texcoords[i][compare_coord] >= depthSample) ? CHAN_MAX : ambient; + result = (texcoords[i][compare_coord] >= depthSample) ? 1.0F : ambient; break; case GL_LESS: - result = (texcoords[i][compare_coord] < depthSample) ? CHAN_MAX : ambient; + result = (texcoords[i][compare_coord] < depthSample) ? 1.0F : ambient; break; case GL_GREATER: - result = (texcoords[i][compare_coord] > depthSample) ? CHAN_MAX : ambient; + result = (texcoords[i][compare_coord] > depthSample) ? 1.0F : ambient; break; case GL_EQUAL: - result = (texcoords[i][compare_coord] == depthSample) ? CHAN_MAX : ambient; + result = (texcoords[i][compare_coord] == depthSample) ? 1.0F : ambient; break; case GL_NOTEQUAL: - result = (texcoords[i][compare_coord] != depthSample) ? CHAN_MAX : ambient; + result = (texcoords[i][compare_coord] != depthSample) ? 1.0F : ambient; break; case GL_ALWAYS: - result = CHAN_MAX; + result = 1.0F; break; case GL_NEVER: result = ambient; break; case GL_NONE: - CLAMPED_FLOAT_TO_CHAN(result, depthSample); + result = depthSample; break; default: _mesa_problem(ctx, "Bad compare func in sample_depth_texture"); @@ -2922,22 +2880,13 @@ sample_depth_texture( GLcontext *ctx, switch (tObj->DepthMode) { case GL_LUMINANCE: - texel[i][RCOMP] = result; - texel[i][GCOMP] = result; - texel[i][BCOMP] = result; - texel[i][ACOMP] = CHAN_MAX; + ASSIGN_4V(texel[i], result, result, result, 1.0F); break; case GL_INTENSITY: - texel[i][RCOMP] = result; - texel[i][GCOMP] = result; - texel[i][BCOMP] = result; - texel[i][ACOMP] = result; + ASSIGN_4V(texel[i], result, result, result, result); break; case GL_ALPHA: - texel[i][RCOMP] = 0; - texel[i][GCOMP] = 0; - texel[i][BCOMP] = 0; - texel[i][ACOMP] = result; + ASSIGN_4V(texel[i], 0.0F, 0.0F, 0.0F, result); break; default: _mesa_problem(ctx, "Bad depth texture mode"); @@ -3074,42 +3023,42 @@ sample_depth_texture( GLcontext *ctx, if (depth01 <= texcoords[i][compare_coord]) luminance -= d; if (depth10 <= texcoords[i][compare_coord]) luminance -= d; if (depth11 <= texcoords[i][compare_coord]) luminance -= d; - result = (GLchan) luminance; + result = (GLfloat) luminance; break; case GL_GEQUAL: if (depth00 >= texcoords[i][compare_coord]) luminance -= d; if (depth01 >= texcoords[i][compare_coord]) luminance -= d; if (depth10 >= texcoords[i][compare_coord]) luminance -= d; if (depth11 >= texcoords[i][compare_coord]) luminance -= d; - result = (GLchan) luminance; + result = (GLfloat) luminance; break; case GL_LESS: if (depth00 < texcoords[i][compare_coord]) luminance -= d; if (depth01 < texcoords[i][compare_coord]) luminance -= d; if (depth10 < texcoords[i][compare_coord]) luminance -= d; if (depth11 < texcoords[i][compare_coord]) luminance -= d; - result = (GLchan) luminance; + result = (GLfloat) luminance; break; case GL_GREATER: if (depth00 > texcoords[i][compare_coord]) luminance -= d; if (depth01 > texcoords[i][compare_coord]) luminance -= d; if (depth10 > texcoords[i][compare_coord]) luminance -= d; if (depth11 > texcoords[i][compare_coord]) luminance -= d; - result = (GLchan) luminance; + result = (GLfloat) luminance; break; case GL_EQUAL: if (depth00 == texcoords[i][compare_coord]) luminance -= d; if (depth01 == texcoords[i][compare_coord]) luminance -= d; if (depth10 == texcoords[i][compare_coord]) luminance -= d; if (depth11 == texcoords[i][compare_coord]) luminance -= d; - result = (GLchan) luminance; + result = (GLfloat) luminance; break; case GL_NOTEQUAL: if (depth00 != texcoords[i][compare_coord]) luminance -= d; if (depth01 != texcoords[i][compare_coord]) luminance -= d; if (depth10 != texcoords[i][compare_coord]) luminance -= d; if (depth11 != texcoords[i][compare_coord]) luminance -= d; - result = (GLchan) luminance; + result = (GLfloat) luminance; break; case GL_ALWAYS: result = 0; @@ -3168,7 +3117,7 @@ static void null_sample_func( GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + GLfloat rgba[][4]) { GLuint i; (void) ctx; @@ -3225,6 +3174,7 @@ _swrast_choose_texture_sample_func( GLcontext *ctx, } else { /* check for a few optimized cases */ +#if 0 const struct gl_texture_image *img = t->Image[0][t->BaseLevel]; ASSERT(t->MinFilter == GL_NEAREST); if (t->WrapS == GL_REPEAT && @@ -3241,6 +3191,10 @@ _swrast_choose_texture_sample_func( GLcontext *ctx, img->TexFormat->MesaFormat == MESA_FORMAT_RGBA) { return &opt_sample_rgba_2d; } +#else + if (0) + ; +#endif else { return &sample_nearest_2d; } diff --git a/src/mesa/tnl/t_vb_program.c b/src/mesa/tnl/t_vb_program.c index f99401ca6d8..1795f62c323 100644 --- a/src/mesa/tnl/t_vb_program.c +++ b/src/mesa/tnl/t_vb_program.c @@ -176,17 +176,12 @@ static void vp_fetch_texel(GLcontext *ctx, const GLfloat texcoord[4], GLfloat lambda, GLuint unit, GLfloat color[4]) { - GLchan rgba[4]; SWcontext *swrast = SWRAST_CONTEXT(ctx); /* XXX use a float-valued TextureSample routine here!!! */ swrast->TextureSample[unit](ctx, ctx->Texture.Unit[unit]._Current, 1, (const GLfloat (*)[4]) texcoord, - &lambda, &rgba); - color[0] = CHAN_TO_FLOAT(rgba[0]); - color[1] = CHAN_TO_FLOAT(rgba[1]); - color[2] = CHAN_TO_FLOAT(rgba[2]); - color[3] = CHAN_TO_FLOAT(rgba[3]); + &lambda, (GLfloat (*)[4]) color); } |