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-rw-r--r--src/mesa/drivers/dri/i915/i830_context.c55
-rw-r--r--src/mesa/drivers/dri/i915/i830_context.h9
-rw-r--r--src/mesa/drivers/dri/i915/i830_metaops.c30
-rw-r--r--src/mesa/drivers/dri/i915/i830_state.c202
-rw-r--r--src/mesa/drivers/dri/i915/i830_texblend.c801
-rw-r--r--src/mesa/drivers/dri/i915/i915_context.c5
-rw-r--r--src/mesa/drivers/dri/i915/intel_context.c42
7 files changed, 290 insertions, 854 deletions
diff --git a/src/mesa/drivers/dri/i915/i830_context.c b/src/mesa/drivers/dri/i915/i830_context.c
index 093a2f96f2a..2c81e3de6dd 100644
--- a/src/mesa/drivers/dri/i915/i830_context.c
+++ b/src/mesa/drivers/dri/i915/i830_context.c
@@ -38,54 +38,12 @@
* Mesa's Driver Functions
***************************************/
-/* This is the extension list explicitly enabled by the client and
- * excludes functionality available in Mesa and also excludes legacy
- * extensions. It is recognized that in an open source driver, those
- * extensions will probably be re-enabled.
- */
-static const GLubyte *i830GetString( GLcontext *ctx, GLenum name )
+static const char * const card_extensions[] =
{
-#if 0
- if (name == GL_EXTENSIONS)
- return
- "GL_ARB_multitexture "
- "GL_ARB_texture_border_clamp "
- "GL_ARB_texture_compression "
- "GL_ARB_texture_env_add "
- "GL_ARB_texture_env_combine "
- "GL_ARB_texture_env_dot3 "
- "GL_ARB_texture_mirrored_repeat "
- "GL_ARB_transpose_matrix "
- "GL_ARB_vertex_buffer_object "
- "GL_ARB_vertex_program "
- "GL_ARB_window_pos "
- "GL_EXT_abgr "
- "GL_EXT_bgra "
- "GL_EXT_blend_color "
- "GL_EXT_blend_func_separate "
- "GL_EXT_blend_minmax "
- "GL_EXT_blend_subtract "
- "GL_EXT_clip_volume_hint "
- "GL_EXT_compiled_vertex_array "
- "GL_EXT_draw_range_elements "
- "GL_EXT_fog_coord "
- "GL_EXT_multi_draw_arrays "
- "GL_EXT_packed_pixels "
- "GL_EXT_rescale_normal "
- "GL_EXT_secondary_color "
- "GL_EXT_separate_specular_color "
- "GL_EXT_stencil_wrap "
- "GL_EXT_texture_env_add "
- "GL_EXT_texture_env_combine "
- "GL_EXT_texture_filter_anisotropic "
- "GL_IBM_texture_mirrored_repeat "
- "GL_MESA_ycbcr_texture "
- "GL_MESA_window_pos "
- "GL_NV_texgen_reflection "
- "GL_SGIS_generate_mipmap ";
-#endif
- return intelGetString( ctx, name );
-}
+ "GL_ARB_texture_env_crossbar",
+ "GL_NV_blend_square",
+ NULL
+};
static void i830InitDriverFunctions( struct dd_function_table *functions )
@@ -93,7 +51,6 @@ static void i830InitDriverFunctions( struct dd_function_table *functions )
intelInitDriverFunctions( functions );
i830InitStateFuncs( functions );
i830InitTextureFuncs( functions );
- functions->GetString = i830GetString;
}
@@ -153,6 +110,8 @@ GLboolean i830CreateContext( const __GLcontextModes *mesaVis,
intel->verts = TNL_CONTEXT(ctx)->clipspace.vertex_buf;
+ driInitExtensions( ctx, card_extensions, GL_FALSE );
+
i830InitState( i830 );
diff --git a/src/mesa/drivers/dri/i915/i830_context.h b/src/mesa/drivers/dri/i915/i830_context.h
index 90cc3592df2..48eb704ceac 100644
--- a/src/mesa/drivers/dri/i915/i830_context.h
+++ b/src/mesa/drivers/dri/i915/i830_context.h
@@ -169,12 +169,9 @@ i830AllocTexObj( struct gl_texture_object *tObj );
/* i830_texblend.c
*/
-extern GLuint
-i830SetBlend_GL1_2(i830ContextPtr i830, int unit,
- GLenum envMode, GLenum format,
- GLuint texel_op,
- GLuint *state,
- const GLfloat *envcolor );
+extern GLuint i830SetTexEnvCombine(i830ContextPtr i830,
+ const struct gl_tex_env_combine_state * combine, GLint blendUnit,
+ GLuint texel_op, GLuint *state, const GLfloat *factor );
extern void
i830EmitTextureBlend( i830ContextPtr i830 );
diff --git a/src/mesa/drivers/dri/i915/i830_metaops.c b/src/mesa/drivers/dri/i915/i830_metaops.c
index 6d4367c494f..751d8e75edf 100644
--- a/src/mesa/drivers/dri/i915/i830_metaops.c
+++ b/src/mesa/drivers/dri/i915/i830_metaops.c
@@ -163,10 +163,17 @@ static void set_color_mask( i830ContextPtr i830, GLboolean state )
*/
static void set_no_texture( i830ContextPtr i830 )
{
- i830->meta.TexBlendWordsUsed[0] =
- i830SetBlend_GL1_2( i830, 0, GL_NONE, 0,
- TEXBLENDARG_TEXEL0,
- i830->meta.TexBlend[0], 0 );
+ static const struct gl_tex_env_combine_state comb = {
+ GL_NONE, GL_NONE,
+ { GL_TEXTURE, 0, 0, }, { GL_TEXTURE, 0, 0, },
+ { GL_SRC_COLOR, 0, 0 }, { GL_SRC_ALPHA, 0, 0 },
+ 0, 0, 0, 0
+ };
+
+ i830->meta.TexBlendWordsUsed[0] =
+ i830SetTexEnvCombine( i830, & comb, 0, TEXBLENDARG_TEXEL0,
+ i830->meta.TexBlend[0], NULL);
+
i830->meta.TexBlend[0][0] |= TEXOP_LAST_STAGE;
i830->meta.emitted &= ~I830_UPLOAD_TEXBLEND(0);
}
@@ -177,10 +184,17 @@ static void set_no_texture( i830ContextPtr i830 )
static void enable_texture_blend_replace( i830ContextPtr i830,
GLenum format )
{
- i830->meta.TexBlendWordsUsed[0] =
- i830SetBlend_GL1_2( i830, 0, GL_REPLACE, format,
- TEXBLENDARG_TEXEL0,
- i830->meta.TexBlend[0], 0 );
+ static const struct gl_tex_env_combine_state comb = {
+ GL_REPLACE, GL_REPLACE,
+ { GL_TEXTURE, 0, 0, }, { GL_TEXTURE, 0, 0, },
+ { GL_SRC_COLOR, 0, 0 }, { GL_SRC_ALPHA, 0, 0 },
+ 0, 0, 1, 1
+ };
+
+ i830->meta.TexBlendWordsUsed[0] =
+ i830SetTexEnvCombine( i830, & comb, 0, TEXBLENDARG_TEXEL0,
+ i830->meta.TexBlend[0], NULL);
+
i830->meta.TexBlend[0][0] |= TEXOP_LAST_STAGE;
i830->meta.emitted &= ~I830_UPLOAD_TEXBLEND(0);
diff --git a/src/mesa/drivers/dri/i915/i830_state.c b/src/mesa/drivers/dri/i915/i830_state.c
index 185c34aeaa3..c9d03296026 100644
--- a/src/mesa/drivers/dri/i915/i830_state.c
+++ b/src/mesa/drivers/dri/i915/i830_state.c
@@ -263,11 +263,15 @@ static void i830AlphaFunc(GLcontext *ctx, GLenum func, GLfloat ref)
ALPHA_REF_VALUE(refInt));
}
-/* This function makes sure that the proper enables are
- * set for LogicOp, Independant Alpha Blend, and Blending.
- * It needs to be called from numerous places where we
+/**
+ * Makes sure that the proper enables are set for LogicOp, Independant Alpha
+ * Blend, and Blending. It needs to be called from numerous places where we
* could change the LogicOp or Independant Alpha Blend without subsequent
* calls to glEnable.
+ *
+ * \todo
+ * This function is substantially different from the old i830-specific driver.
+ * I'm not sure which is correct.
*/
static void i830EvalLogicOpBlendState(GLcontext *ctx)
{
@@ -310,48 +314,16 @@ static void i830BlendColor(GLcontext *ctx, const GLfloat color[4])
i830->state.Ctx[I830_CTXREG_BLENDCOLOR1] = (a<<24) | (r<<16) | (g<<8) | b;
}
-static void i830BlendEquationSeparate(GLcontext *ctx, GLenum modeRGB,
- GLenum modeA)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- int func = ENABLE_ALPHA_BLENDFUNC;
-
- assert( modeRGB == modeA );
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s %s\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(modeRGB));
-
- /* This will catch a logicop blend equation */
- i830EvalLogicOpBlendState(ctx);
-
- switch(modeRGB) {
- case GL_FUNC_ADD:
- func |= BLENDFUNC_ADD;
- break;
- case GL_MIN:
- func |= BLENDFUNC_MIN;
- break;
- case GL_MAX:
- func |= BLENDFUNC_MAX;
- break;
- case GL_FUNC_SUBTRACT:
- func |= BLENDFUNC_SUB;
- break;
- case GL_FUNC_REVERSE_SUBTRACT:
- func |= BLENDFUNC_RVRSE_SUB;
- break;
- case GL_LOGIC_OP:
- default: return;
- }
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_STATE1] &= ~BLENDFUNC_MASK;
- i830->state.Ctx[I830_CTXREG_STATE1] |= func;
-}
-
-
+/**
+ * Calculate the hardware blend factor setting. This same function is used
+ * for source and destination of both alpha and RGB.
+ *
+ * \returns
+ * The hardware register value for the specified blend factor. This value
+ * will need to be shifted into the correct position for either source or
+ * destination factor.
+ */
static int translate_blend_factor( GLenum factor )
{
switch(factor) {
@@ -390,35 +362,89 @@ static int translate_blend_factor( GLenum factor )
}
}
-static void i830BlendFuncSeparate(GLcontext *ctx, GLenum sfactorRGB,
- GLenum dfactorRGB, GLenum sfactorA,
- GLenum dfactorA )
+
+/**
+ * Sets both the blend equation (called "function" in i830 docs) and the
+ * blend function (called "factor" in i830 docs). This is done in a single
+ * function because some blend equations (i.e., \c GL_MIN and \c GL_MAX)
+ * change the interpretation of the blend function.
+ */
+static void i830_set_blend_state( GLcontext * ctx )
{
i830ContextPtr i830 = I830_CONTEXT(ctx);
- int iab = i830->state.Ctx[I830_CTXREG_IALPHAB];
- int s1 = i830->state.Ctx[I830_CTXREG_STATE1];
+ int funcA;
+ int funcRGB;
+ int eqnA;
+ int eqnRGB;
+ int iab;
+ int s1;
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
+ funcRGB = SRC_BLND_FACT( translate_blend_factor( ctx->Color.BlendSrcRGB ) )
+ | DST_BLND_FACT( translate_blend_factor( ctx->Color.BlendDstRGB ) );
- iab &= ~(SRC_DST_ABLEND_MASK|ENABLE_INDPT_ALPHA_BLEND);
- s1 &= ~SRC_DST_BLND_MASK;
-
- iab |= (ENABLE_SRC_ABLEND_FACTOR|ENABLE_DST_ABLEND_FACTOR);
- s1 |= (ENABLE_SRC_BLND_FACTOR|ENABLE_DST_BLND_FACTOR);
+ switch(ctx->Color.BlendEquationRGB) {
+ case GL_FUNC_ADD:
+ eqnRGB = BLENDFUNC_ADD;
+ break;
+ case GL_MIN:
+ eqnRGB = BLENDFUNC_MIN;
+ funcRGB = SRC_BLND_FACT(BLENDFACT_ONE) | DST_BLND_FACT(BLENDFACT_ONE);
+ break;
+ case GL_MAX:
+ eqnRGB = BLENDFUNC_MAX;
+ funcRGB = SRC_BLND_FACT(BLENDFACT_ONE) | DST_BLND_FACT(BLENDFACT_ONE);
+ break;
+ case GL_FUNC_SUBTRACT:
+ eqnRGB = BLENDFUNC_SUB;
+ break;
+ case GL_FUNC_REVERSE_SUBTRACT:
+ eqnRGB = BLENDFUNC_RVRSE_SUB;
+ break;
+ default:
+ fprintf( stderr, "[%s:%u] Invalid RGB blend equation (0x%04x).\n",
+ __func__, __LINE__, ctx->Color.BlendEquationRGB );
+ return;
+ }
+
+
+ funcA = SRC_ABLEND_FACT( translate_blend_factor( ctx->Color.BlendSrcA ) )
+ | DST_ABLEND_FACT( translate_blend_factor( ctx->Color.BlendDstA ) );
- if (ctx->Color.BlendEquationRGB == GL_MIN ||
- ctx->Color.BlendEquationRGB == GL_MAX) {
- sfactorA = sfactorRGB = dfactorA = dfactorRGB = GL_ONE;
+ switch(ctx->Color.BlendEquationA) {
+ case GL_FUNC_ADD:
+ eqnA = BLENDFUNC_ADD;
+ break;
+ case GL_MIN:
+ eqnA = BLENDFUNC_MIN;
+ funcA = SRC_BLND_FACT(BLENDFACT_ONE) | DST_BLND_FACT(BLENDFACT_ONE);
+ break;
+ case GL_MAX:
+ eqnA = BLENDFUNC_MAX;
+ funcA = SRC_BLND_FACT(BLENDFACT_ONE) | DST_BLND_FACT(BLENDFACT_ONE);
+ break;
+ case GL_FUNC_SUBTRACT:
+ eqnA = BLENDFUNC_SUB;
+ break;
+ case GL_FUNC_REVERSE_SUBTRACT:
+ eqnA = BLENDFUNC_RVRSE_SUB;
+ break;
+ default:
+ fprintf( stderr, "[%s:%u] Invalid alpha blend equation (0x%04x).\n",
+ __func__, __LINE__, ctx->Color.BlendEquationA );
+ return;
}
- iab |= SRC_ABLEND_FACT(translate_blend_factor(sfactorA));
- iab |= DST_ABLEND_FACT(translate_blend_factor(dfactorA));
- s1 |= SRC_BLND_FACT(translate_blend_factor(sfactorRGB));
- s1 |= DST_BLND_FACT(translate_blend_factor(dfactorRGB));
+ iab = eqnA | funcA
+ | _3DSTATE_INDPT_ALPHA_BLEND_CMD
+ | ENABLE_SRC_ABLEND_FACTOR | ENABLE_DST_ABLEND_FACTOR
+ | ENABLE_ALPHA_BLENDFUNC;
+ s1 = eqnRGB | funcRGB
+ | _3DSTATE_MODES_1_CMD
+ | ENABLE_SRC_BLND_FACTOR | ENABLE_DST_BLND_FACTOR
+ | ENABLE_COLR_BLND_FUNC;
- if (sfactorA != sfactorRGB || dfactorA != dfactorRGB)
+ if ( (eqnA | funcA) != (eqnRGB | funcRGB) )
iab |= ENABLE_INDPT_ALPHA_BLEND;
else
iab |= DISABLE_INDPT_ALPHA_BLEND;
@@ -429,6 +455,54 @@ static void i830BlendFuncSeparate(GLcontext *ctx, GLenum sfactorRGB,
i830->state.Ctx[I830_CTXREG_IALPHAB] = iab;
i830->state.Ctx[I830_CTXREG_STATE1] = s1;
}
+
+ /* This will catch a logicop blend equation. It will also ensure
+ * independant alpha blend is really in the correct state (either enabled
+ * or disabled) if blending is already enabled.
+ */
+
+ i830EvalLogicOpBlendState(ctx);
+
+ if (0) {
+ fprintf(stderr, "[%s:%u] STATE1: 0x%08x IALPHAB: 0x%08x blend is %sabled\n",
+ __func__, __LINE__,
+ i830->state.Ctx[I830_CTXREG_STATE1],
+ i830->state.Ctx[I830_CTXREG_IALPHAB],
+ (ctx->Color.BlendEnabled) ? "en" : "dis");
+ }
+}
+
+
+static void i830BlendEquationSeparate(GLcontext *ctx, GLenum modeRGB,
+ GLenum modeA)
+{
+ if (INTEL_DEBUG&DEBUG_DRI)
+ fprintf(stderr, "%s -> %s, %s\n", __FUNCTION__,
+ _mesa_lookup_enum_by_nr(modeRGB),
+ _mesa_lookup_enum_by_nr(modeA));
+
+ (void) modeRGB;
+ (void) modeA;
+ i830_set_blend_state( ctx );
+}
+
+
+static void i830BlendFuncSeparate(GLcontext *ctx, GLenum sfactorRGB,
+ GLenum dfactorRGB, GLenum sfactorA,
+ GLenum dfactorA )
+{
+ if (INTEL_DEBUG&DEBUG_DRI)
+ fprintf(stderr, "%s -> RGB(%s, %s) A(%s, %s)\n", __FUNCTION__,
+ _mesa_lookup_enum_by_nr(sfactorRGB),
+ _mesa_lookup_enum_by_nr(dfactorRGB),
+ _mesa_lookup_enum_by_nr(sfactorA),
+ _mesa_lookup_enum_by_nr(dfactorA));
+
+ (void) sfactorRGB;
+ (void) dfactorRGB;
+ (void) sfactorA;
+ (void) dfactorA;
+ i830_set_blend_state( ctx );
}
diff --git a/src/mesa/drivers/dri/i915/i830_texblend.c b/src/mesa/drivers/dri/i915/i830_texblend.c
index ae359d67b40..b1500227134 100644
--- a/src/mesa/drivers/dri/i915/i830_texblend.c
+++ b/src/mesa/drivers/dri/i915/i830_texblend.c
@@ -113,640 +113,35 @@ static __inline__ GLuint GetTexelOp(GLint unit)
}
-GLuint i830SetBlend_GL1_2(i830ContextPtr i830, int blendUnit,
- GLenum envMode, GLenum format, GLuint texel_op,
- GLuint *state, const GLfloat *factor)
+/**
+ * Calculate the hardware instuctions to setup the current texture enviromnemt
+ * settings. Since \c gl_texture_unit::_CurrentCombine is used, both
+ * "classic" texture enviroments and GL_ARB_texture_env_combine type texture
+ * environments are treated identically.
+ *
+ * \todo
+ * This function should return \c GLboolean. When \c GL_FALSE is returned,
+ * it means that an environment is selected that the hardware cannot do. This
+ * is the way the Radeon and R200 drivers work.
+ *
+ * \todo
+ * Looking at i830_3d_regs.h, it seems the i830 can do part of
+ * GL_ATI_texture_env_combine3. It can handle using \c GL_ONE and
+ * \c GL_ZERO as combine inputs (which the code already supports). It can
+ * also handle the \c GL_MODULATE_ADD_ATI mode. Is it worth investigating
+ * partial support for the extension?
+ */
+GLuint
+i830SetTexEnvCombine(i830ContextPtr i830,
+ const struct gl_tex_env_combine_state * combine,
+ GLint blendUnit,
+ GLuint texel_op,
+ GLuint *state,
+ const GLfloat *factor )
{
- if(INTEL_DEBUG&DEBUG_TEXTURE)
- fprintf(stderr, "%s %s %s texel_op(0x%x)\n",
- __FUNCTION__,
- _mesa_lookup_enum_by_nr(format),
- _mesa_lookup_enum_by_nr(envMode),
- texel_op);
-
- switch(envMode) {
- case GL_REPLACE:
- switch(format) {
- case GL_ALPHA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- return 4;
-
- case GL_LUMINANCE:
- case GL_RGB:
- case GL_YCBCR_MESA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return 4;
-
- case GL_INTENSITY:
- case GL_LUMINANCE_ALPHA:
- case GL_RGBA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- return 4;
-
- default:
- /* Always set to passthru if something is funny */
- return pass_through( state, blendUnit );
- }
-
- case GL_MODULATE:
- switch(format) {
- case GL_ALPHA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_MODULATE);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[4] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return 5;
-
- case GL_LUMINANCE:
- case GL_RGB:
- case GL_YCBCR_MESA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_MODULATE);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[4] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return 5;
-
- case GL_INTENSITY:
- case GL_LUMINANCE_ALPHA:
- case GL_RGBA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_MODULATE);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_MODULATE);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[4] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[5] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return 6;
-
- default:
- /* Always set to passthru if something is funny */
- return pass_through( state, blendUnit );
- }
-
- case GL_DECAL:
- switch(format) {
- case GL_RGB:
- case GL_YCBCR_MESA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return 4;
-
- case GL_RGBA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_BLEND);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG0 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_REPLICATE_ALPHA |
- texel_op);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[4] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[5] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return 6;
- default:
- /* Always set to passthru if something is funny */
- return pass_through( state, blendUnit );
- }
-
- case GL_BLEND:
- switch(format) {
- case GL_ALPHA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_MODULATE);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[4] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return 5;
-
- case GL_LUMINANCE:
- case GL_RGB:
- case GL_YCBCR_MESA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_BLEND);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG0 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_FACTOR_N);
- state[4] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[5] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return emit_factor( blendUnit, state, 6, factor );
-
- case GL_INTENSITY:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_BLEND);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_BLEND);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG0 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_FACTOR_N);
- state[4] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[5] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG0 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[6] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_FACTOR_N);
- state[7] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return emit_factor( blendUnit, state, 8, factor );
-
-
- case GL_LUMINANCE_ALPHA:
- case GL_RGBA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_BLEND);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_MODULATE);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG0 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_FACTOR_N);
- state[4] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[5] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[6] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return emit_factor( blendUnit, state, 7, factor );
-
- default:
- /* Always set to passthru if something is funny */
- return pass_through( state, blendUnit );
- }
-
- case GL_ADD:
- switch(format) {
- case GL_ALPHA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_MODULATE);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[4] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return 5;
-
- case GL_LUMINANCE:
- case GL_RGB:
- case GL_YCBCR_MESA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ADD);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[4] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return 5;
-
- case GL_INTENSITY:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ADD);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ADD);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[4] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[5] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return 6;
-
- case GL_LUMINANCE_ALPHA:
- case GL_RGBA:
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ADD);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_MODULATE);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[4] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- texel_op);
- state[5] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- return 6;
-
- default:
- /* Always set to passthru if something is funny */
- return pass_through( state, blendUnit );
- }
+ const GLuint numColorArgs = combine->_NumArgsRGB;
+ const GLuint numAlphaArgs = combine->_NumArgsA;
- default:
- /* Always set to passthru if something is funny */
- return pass_through( state, blendUnit );
- }
-}
-
-static GLuint i830SetTexEnvCombine(i830ContextPtr i830,
- const struct gl_texture_unit *texUnit,
- GLint blendUnit,
- GLuint texel_op,
- GLuint *state,
- const GLfloat *factor )
-{
GLuint blendop;
GLuint ablendop;
GLuint args_RGB[3];
@@ -755,6 +150,23 @@ static GLuint i830SetTexEnvCombine(i830ContextPtr i830,
GLuint alpha_shift;
GLboolean need_factor = 0;
int i;
+ unsigned used;
+ static const GLuint tex_blend_rgb[3] = {
+ TEXPIPE_COLOR | TEXBLEND_ARG1 | TEXBLENDARG_MODIFY_PARMS,
+ TEXPIPE_COLOR | TEXBLEND_ARG2 | TEXBLENDARG_MODIFY_PARMS,
+ TEXPIPE_COLOR | TEXBLEND_ARG0 | TEXBLENDARG_MODIFY_PARMS,
+ };
+ static const GLuint tex_blend_a[3] = {
+ TEXPIPE_ALPHA | TEXBLEND_ARG1 | TEXBLENDARG_MODIFY_PARMS,
+ TEXPIPE_ALPHA | TEXBLEND_ARG2 | TEXBLENDARG_MODIFY_PARMS,
+ TEXPIPE_ALPHA | TEXBLEND_ARG0 | TEXBLENDARG_MODIFY_PARMS,
+ };
+ static const GLuint op_rgb[4] = {
+ 0,
+ TEXBLENDARG_INV_ARG,
+ TEXBLENDARG_REPLICATE_ALPHA,
+ TEXBLENDARG_REPLICATE_ALPHA | TEXBLENDARG_INV_ARG,
+ };
if(INTEL_DEBUG&DEBUG_TEXTURE)
fprintf(stderr, "%s\n", __FUNCTION__);
@@ -764,9 +176,9 @@ static GLuint i830SetTexEnvCombine(i830ContextPtr i830,
* scale factor, but the ARB version (and the version in OpenGL
* 1.3) does.
*/
- switch (texUnit->Combine.ModeRGB) {
+ switch (combine->ModeRGB) {
case GL_DOT3_RGB_EXT:
- alpha_shift = texUnit->Combine.ScaleShiftA;
+ alpha_shift = combine->ScaleShiftA;
rgb_shift = 0;
break;
@@ -776,13 +188,13 @@ static GLuint i830SetTexEnvCombine(i830ContextPtr i830,
break;
default:
- rgb_shift = texUnit->Combine.ScaleShiftRGB;
- alpha_shift = texUnit->Combine.ScaleShiftA;
+ rgb_shift = combine->ScaleShiftRGB;
+ alpha_shift = combine->ScaleShiftA;
break;
}
- switch(texUnit->Combine.ModeRGB) {
+ switch(combine->ModeRGB) {
case GL_REPLACE:
blendop = TEXBLENDOP_ARG1;
break;
@@ -818,10 +230,16 @@ static GLuint i830SetTexEnvCombine(i830ContextPtr i830,
/* Handle RGB args */
for(i = 0; i < 3; i++) {
- switch(texUnit->Combine.SourceRGB[i]) {
+ switch(combine->SourceRGB[i]) {
case GL_TEXTURE:
args_RGB[i] = texel_op;
break;
+ case GL_TEXTURE0:
+ case GL_TEXTURE1:
+ case GL_TEXTURE2:
+ case GL_TEXTURE3:
+ args_RGB[i] = GetTexelOp( combine->SourceRGB[i] - GL_TEXTURE0 );
+ break;
case GL_CONSTANT:
args_RGB[i] = TEXBLENDARG_FACTOR_N;
need_factor = 1;
@@ -836,7 +254,7 @@ static GLuint i830SetTexEnvCombine(i830ContextPtr i830,
return pass_through( state, blendUnit );
}
- switch(texUnit->Combine.OperandRGB[i]) {
+ switch(combine->OperandRGB[i]) {
case GL_SRC_COLOR:
args_RGB[i] |= 0;
break;
@@ -863,15 +281,15 @@ static GLuint i830SetTexEnvCombine(i830ContextPtr i830,
* Note - the global factor is set up with alpha == .5, so
* the alpha part of the DOT4 calculation should be zero.
*/
- if ( texUnit->Combine.ModeRGB == GL_DOT3_RGBA_EXT ||
- texUnit->Combine.ModeRGB == GL_DOT3_RGBA ) {
+ if ( combine->ModeRGB == GL_DOT3_RGBA_EXT ||
+ combine->ModeRGB == GL_DOT3_RGBA ) {
ablendop = TEXBLENDOP_DOT4;
args_A[0] = TEXBLENDARG_FACTOR; /* the global factor */
args_A[1] = TEXBLENDARG_FACTOR;
args_A[2] = TEXBLENDARG_FACTOR;
}
else {
- switch(texUnit->Combine.ModeA) {
+ switch(combine->ModeA) {
case GL_REPLACE:
ablendop = TEXBLENDOP_ARG1;
break;
@@ -899,10 +317,16 @@ static GLuint i830SetTexEnvCombine(i830ContextPtr i830,
/* Handle A args */
for(i = 0; i < 3; i++) {
- switch(texUnit->Combine.SourceA[i]) {
+ switch(combine->SourceA[i]) {
case GL_TEXTURE:
args_A[i] = texel_op;
break;
+ case GL_TEXTURE0:
+ case GL_TEXTURE1:
+ case GL_TEXTURE2:
+ case GL_TEXTURE3:
+ args_A[i] = GetTexelOp( combine->SourceA[i] - GL_TEXTURE0 );
+ break;
case GL_CONSTANT:
args_A[i] = TEXBLENDARG_FACTOR_N;
need_factor = 1;
@@ -917,7 +341,7 @@ static GLuint i830SetTexEnvCombine(i830ContextPtr i830,
return pass_through( state, blendUnit );
}
- switch(texUnit->Combine.OperandA[i]) {
+ switch(combine->OperandA[i]) {
case GL_SRC_ALPHA:
args_A[i] |= 0;
break;
@@ -941,59 +365,38 @@ static GLuint i830SetTexEnvCombine(i830ContextPtr i830,
*/
- /* Build color pipeline */
-
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_MODIFY_PARMS |
- blendop);
- state[1] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- args_RGB[0]);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- args_RGB[1]);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG0 |
- TEXBLENDARG_MODIFY_PARMS |
- args_RGB[2]);
+ /* Build color & alpha pipelines */
+
+ used = 0;
+ state[used++] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
+ TEXPIPE_COLOR |
+ ENABLE_TEXOUTPUT_WRT_SEL |
+ TEXOP_OUTPUT_CURRENT |
+ DISABLE_TEX_CNTRL_STAGE |
+ TEXOP_MODIFY_PARMS |
+ blendop);
+ state[used++] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
+ TEXPIPE_ALPHA |
+ ENABLE_TEXOUTPUT_WRT_SEL |
+ TEXOP_OUTPUT_CURRENT |
+ TEXOP_MODIFY_PARMS |
+ ablendop);
+
+ for ( i = 0 ; i < numColorArgs ; i++ ) {
+ state[used++] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
+ tex_blend_rgb[i] | args_RGB[i]);
+ }
- /* Build Alpha pipeline */
- state[4] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_MODIFY_PARMS |
- ablendop);
- state[5] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- args_A[0]);
- state[6] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG2 |
- TEXBLENDARG_MODIFY_PARMS |
- args_A[1]);
- state[7] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG0 |
- TEXBLENDARG_MODIFY_PARMS |
- args_A[2]);
+ for ( i = 0 ; i < numAlphaArgs ; i++ ) {
+ state[used++] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
+ tex_blend_a[i] | args_A[i]);
+ }
if (need_factor)
- return emit_factor( blendUnit, state, 8, factor );
+ return emit_factor( blendUnit, state, used, factor );
else
- return 8;
+ return used;
}
@@ -1010,17 +413,9 @@ static void emit_texblend( i830ContextPtr i830, GLuint unit, GLuint blendUnit,
/* Update i830->state.TexBlend
*/
- if (texUnit->EnvMode == GL_COMBINE) {
- tmp_sz = i830SetTexEnvCombine(i830, texUnit, blendUnit,
- GetTexelOp(unit), tmp,
- texUnit->EnvColor );
- }
- else {
- tmp_sz = i830SetBlend_GL1_2(i830, blendUnit, texUnit->EnvMode,
- t->intel.image[0][0].internalFormat,
- GetTexelOp(unit), tmp,
- texUnit->EnvColor );
- }
+ tmp_sz = i830SetTexEnvCombine(i830, texUnit->_CurrentCombine, blendUnit,
+ GetTexelOp(unit), tmp,
+ texUnit->EnvColor );
if (last_stage)
tmp[0] |= TEXOP_LAST_STAGE;
diff --git a/src/mesa/drivers/dri/i915/i915_context.c b/src/mesa/drivers/dri/i915/i915_context.c
index 00e698ea6cf..87408b6c77a 100644
--- a/src/mesa/drivers/dri/i915/i915_context.c
+++ b/src/mesa/drivers/dri/i915/i915_context.c
@@ -45,14 +45,11 @@
* Mesa's Driver Functions
***************************************/
-
static const char * const card_extensions[] =
{
"GL_ARB_fragment_program",
- "GL_ARB_texture_cube_map",
- "GL_EXT_blend_equation_separate",
- "GL_ATI_blend_equation_separate",
"GL_ARB_point_parameters",
+ "GL_ARB_texture_cube_map",
NULL
};
diff --git a/src/mesa/drivers/dri/i915/intel_context.c b/src/mesa/drivers/dri/i915/intel_context.c
index 29f5c648128..e32a98befb7 100644
--- a/src/mesa/drivers/dri/i915/intel_context.c
+++ b/src/mesa/drivers/dri/i915/intel_context.c
@@ -72,7 +72,7 @@ int prevLockLine;
* Mesa's Driver Functions
***************************************/
-#define DRIVER_DATE "20040528"
+#define DRIVER_DATE "20040914"
const GLubyte *intelGetString( GLcontext *ctx, GLenum name )
{
@@ -125,16 +125,21 @@ static void intelBufferSize(GLframebuffer *buffer,
-/* Extension strings exported by the intel driver.
+/**
+ * Extension strings exported by the intel driver.
*
- * NOTE: See implementation of glGetString in each hw_context.c file:
+ * \note
+ * It appears that ARB_texture_env_crossbar and NV_blend_square have
+ * "disappeared" compared to the old i830-specific driver.
+ *
+ * \note
+ * See implementation of \c glGetString in each hw_context.c file:
* This set of extensions is overridden and many are not actually
* exported to the driver. They are however enabled internally as
* Mesa requires this when calculating things like GL version number.
*/
static const char * const card_extensions[] =
{
- "GL_APPLE_client_storage",
"GL_ARB_multisample",
"GL_ARB_multitexture",
"GL_ARB_texture_border_clamp",
@@ -143,40 +148,35 @@ static const char * const card_extensions[] =
"GL_ARB_texture_env_combine",
"GL_ARB_texture_env_dot3",
"GL_ARB_texture_mirrored_repeat",
+ "GL_ARB_texture_rectangle",
+ "GL_ARB_vertex_buffer_object",
"GL_ARB_vertex_program",
+ "GL_ARB_window_pos",
+
+ "GL_EXT_abgr",
+ "GL_EXT_bgra",
"GL_EXT_blend_color",
+ "GL_EXT_blend_equation_separate",
"GL_EXT_blend_func_separate",
"GL_EXT_blend_minmax",
"GL_EXT_blend_subtract",
"GL_EXT_fog_coord",
+ "GL_EXT_multi_draw_arrays",
"GL_EXT_secondary_color",
"GL_EXT_stencil_wrap",
"GL_EXT_texture_edge_clamp",
- "GL_EXT_texture_env_add",
"GL_EXT_texture_env_combine",
"GL_EXT_texture_env_dot3",
"GL_EXT_texture_filter_anisotropic",
"GL_EXT_texture_lod_bias",
- "GL_IBM_texture_mirrored_repeat",
- "GL_INGR_blend_func_separate",
+
+ "GL_3DFX_texture_compression_FXT1",
+ "GL_APPLE_client_storage",
"GL_MESA_pack_invert",
"GL_MESA_ycbcr_texture",
- "GL_NV_texture_rectangle",
"GL_NV_vertex_program",
-
-/* New in final:
- */
- "GL_ARB_vertex_buffer_object",
- "GL_ARB_window_pos",
- "GL_EXT_multi_draw_arrays",
- "GL_EXT_abgr",
- "GL_EXT_bgra",
-
-
+ "GL_NV_vertex_program1_1",
"GL_SGIS_generate_mipmap",
- "GL_SGIS_texture_border_clamp",
- "GL_SGIS_texture_edge_clamp",
- "GL_3DFX_texture_compression_FXT1",
NULL
};
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 12:25:16 +0000