diff options
Diffstat (limited to 'src/mesa/drivers/dri/i915/i830_metaops.c')
| -rw-r--r-- | src/mesa/drivers/dri/i915/i830_metaops.c | 983 |
1 files changed, 259 insertions, 724 deletions
diff --git a/src/mesa/drivers/dri/i915/i830_metaops.c b/src/mesa/drivers/dri/i915/i830_metaops.c index c1d7fe349c0..13e4ab3aaca 100644 --- a/src/mesa/drivers/dri/i915/i830_metaops.c +++ b/src/mesa/drivers/dri/i915/i830_metaops.c @@ -34,6 +34,7 @@ #include "intel_screen.h" #include "intel_batchbuffer.h" #include "intel_ioctl.h" +#include "intel_regions.h" #include "i830_context.h" #include "i830_reg.h" @@ -41,34 +42,26 @@ /* A large amount of state doesn't need to be uploaded. */ #define ACTIVE (I830_UPLOAD_INVARIENT | \ - I830_UPLOAD_TEXBLEND(0) | \ - I830_UPLOAD_STIPPLE | \ I830_UPLOAD_CTX | \ I830_UPLOAD_BUFFERS | \ - I830_UPLOAD_TEX(0)) + I830_UPLOAD_STIPPLE | \ + I830_UPLOAD_TEXBLEND(0) | \ + I830_UPLOAD_TEX(0)) #define SET_STATE( i830, STATE ) \ do { \ - i830->current->emitted = 0; \ + i830->current->emitted &= ~ACTIVE; \ i830->current = &i830->STATE; \ - i830->current->emitted = 0; \ + i830->current->emitted &= ~ACTIVE; \ } while (0) -/* Operations where the 3D engine is decoupled temporarily from the - * current GL state and used for other purposes than simply rendering - * incoming triangles. - */ -static void set_initial_state( i830ContextPtr i830 ) -{ - memcpy(&i830->meta, &i830->initial, sizeof(i830->meta) ); - i830->meta.active = ACTIVE; - i830->meta.emitted = 0; -} - -static void set_no_depth_stencil_write( i830ContextPtr i830 ) +static void +set_no_stencil_write(struct intel_context *intel) { + struct i830_context *i830 = i830_context(&intel->ctx); + /* ctx->Driver.Enable( ctx, GL_STENCIL_TEST, GL_FALSE ) */ i830->meta.Ctx[I830_CTXREG_ENABLES_1] &= ~ENABLE_STENCIL_TEST; @@ -76,6 +69,13 @@ static void set_no_depth_stencil_write( i830ContextPtr i830 ) i830->meta.Ctx[I830_CTXREG_ENABLES_1] |= DISABLE_STENCIL_TEST; i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= DISABLE_STENCIL_WRITE; + i830->meta.emitted &= ~I830_UPLOAD_CTX; +} + +static void +set_no_depth_write(struct intel_context *intel) +{ + struct i830_context *i830 = i830_context(&intel->ctx); /* ctx->Driver.Enable( ctx, GL_DEPTH_TEST, GL_FALSE ) */ @@ -87,35 +87,56 @@ static void set_no_depth_stencil_write( i830ContextPtr i830 ) i830->meta.emitted &= ~I830_UPLOAD_CTX; } -/* Set stencil unit to replace always with the reference value. +/* Set depth unit to replace. */ -static void set_stencil_replace( i830ContextPtr i830, - GLuint s_mask, - GLuint s_clear) +static void +set_depth_replace(struct intel_context *intel) { - /* ctx->Driver.Enable( ctx, GL_STENCIL_TEST, GL_TRUE ) - */ - i830->meta.Ctx[I830_CTXREG_ENABLES_1] |= ENABLE_STENCIL_TEST; - i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= ENABLE_STENCIL_WRITE; - + struct i830_context *i830 = i830_context(&intel->ctx); /* ctx->Driver.Enable( ctx, GL_DEPTH_TEST, GL_FALSE ) + * ctx->Driver.DepthMask( ctx, GL_TRUE ) */ i830->meta.Ctx[I830_CTXREG_ENABLES_1] &= ~ENABLE_DIS_DEPTH_TEST_MASK; i830->meta.Ctx[I830_CTXREG_ENABLES_2] &= ~ENABLE_DIS_DEPTH_WRITE_MASK; - i830->meta.Ctx[I830_CTXREG_ENABLES_1] |= DISABLE_DEPTH_TEST; - i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= DISABLE_DEPTH_WRITE; + i830->meta.Ctx[I830_CTXREG_ENABLES_1] |= ENABLE_DEPTH_TEST; + i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= ENABLE_DEPTH_WRITE; + + /* ctx->Driver.DepthFunc( ctx, GL_ALWAYS ) + */ + i830->meta.Ctx[I830_CTXREG_STATE3] &= ~DEPTH_TEST_FUNC_MASK; + i830->meta.Ctx[I830_CTXREG_STATE3] |= (ENABLE_DEPTH_TEST_FUNC | + DEPTH_TEST_FUNC + (COMPAREFUNC_ALWAYS)); + + i830->meta.emitted &= ~I830_UPLOAD_CTX; +} + + +/* Set stencil unit to replace always with the reference value. + */ +static void +set_stencil_replace(struct intel_context *intel, + GLuint s_mask, GLuint s_clear) +{ + struct i830_context *i830 = i830_context(&intel->ctx); + + /* ctx->Driver.Enable( ctx, GL_STENCIL_TEST, GL_TRUE ) + */ + i830->meta.Ctx[I830_CTXREG_ENABLES_1] |= ENABLE_STENCIL_TEST; + i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= ENABLE_STENCIL_WRITE; /* ctx->Driver.StencilMask( ctx, s_mask ) */ i830->meta.Ctx[I830_CTXREG_STATE4] &= ~MODE4_ENABLE_STENCIL_WRITE_MASK; i830->meta.Ctx[I830_CTXREG_STATE4] |= (ENABLE_STENCIL_WRITE_MASK | - STENCIL_WRITE_MASK((s_mask&0xff))); + STENCIL_WRITE_MASK((s_mask & + 0xff))); /* ctx->Driver.StencilOp( ctx, GL_REPLACE, GL_REPLACE, GL_REPLACE ) */ i830->meta.Ctx[I830_CTXREG_STENCILTST] &= ~(STENCIL_OPS_MASK); - i830->meta.Ctx[I830_CTXREG_STENCILTST] |= + i830->meta.Ctx[I830_CTXREG_STENCILTST] |= (ENABLE_STENCIL_PARMS | STENCIL_FAIL_OP(STENCILOP_REPLACE) | STENCIL_PASS_DEPTH_FAIL_OP(STENCILOP_REPLACE) | @@ -125,14 +146,14 @@ static void set_stencil_replace( i830ContextPtr i830, */ i830->meta.Ctx[I830_CTXREG_STATE4] &= ~MODE4_ENABLE_STENCIL_TEST_MASK; i830->meta.Ctx[I830_CTXREG_STATE4] |= (ENABLE_STENCIL_TEST_MASK | - STENCIL_TEST_MASK(0xff)); + STENCIL_TEST_MASK(0xff)); i830->meta.Ctx[I830_CTXREG_STENCILTST] &= ~(STENCIL_REF_VALUE_MASK | - ENABLE_STENCIL_TEST_FUNC_MASK); - i830->meta.Ctx[I830_CTXREG_STENCILTST] |= + ENABLE_STENCIL_TEST_FUNC_MASK); + i830->meta.Ctx[I830_CTXREG_STENCILTST] |= (ENABLE_STENCIL_REF_VALUE | ENABLE_STENCIL_TEST_FUNC | - STENCIL_REF_VALUE((s_clear&0xff)) | + STENCIL_REF_VALUE((s_clear & 0xff)) | STENCIL_TEST_FUNC(COMPAREFUNC_ALWAYS)); @@ -141,38 +162,43 @@ static void set_stencil_replace( i830ContextPtr i830, } -static void set_color_mask( i830ContextPtr i830, GLboolean state ) +static void +set_color_mask(struct intel_context *intel, GLboolean state) { + struct i830_context *i830 = i830_context(&intel->ctx); + const GLuint mask = ((1 << WRITEMASK_RED_SHIFT) | - (1 << WRITEMASK_GREEN_SHIFT) | - (1 << WRITEMASK_BLUE_SHIFT) | - (1 << WRITEMASK_ALPHA_SHIFT)); + (1 << WRITEMASK_GREEN_SHIFT) | + (1 << WRITEMASK_BLUE_SHIFT) | + (1 << WRITEMASK_ALPHA_SHIFT)); i830->meta.Ctx[I830_CTXREG_ENABLES_2] &= ~mask; if (state) { - i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= - (i830->state.Ctx[I830_CTXREG_ENABLES_2] & mask); + i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= + (i830->state.Ctx[I830_CTXREG_ENABLES_2] & mask); } - + i830->meta.emitted &= ~I830_UPLOAD_CTX; } /* Installs a one-stage passthrough texture blend pipeline. Is there * more that can be done to turn off texturing? */ -static void set_no_texture( i830ContextPtr i830 ) +static void +set_no_texture(struct intel_context *intel) { + struct i830_context *i830 = i830_context(&intel->ctx); 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 }, + {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); + 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); @@ -181,18 +207,22 @@ static void set_no_texture( i830ContextPtr i830 ) /* Set up a single element blend stage for 'replace' texturing with no * funny ops. */ -static void enable_texture_blend_replace( i830ContextPtr i830 ) +static void +set_texture_blend_replace(struct intel_context *intel) { + struct i830_context *i830 = i830_context(&intel->ctx); static const struct gl_tex_env_combine_state comb = { GL_REPLACE, GL_REPLACE, - { GL_TEXTURE, GL_TEXTURE, GL_TEXTURE }, { GL_TEXTURE, GL_TEXTURE, GL_TEXTURE, }, - { GL_SRC_COLOR, GL_SRC_COLOR, GL_SRC_COLOR }, { GL_SRC_ALPHA, GL_SRC_ALPHA, GL_SRC_ALPHA }, + {GL_TEXTURE, GL_TEXTURE, GL_TEXTURE,}, {GL_TEXTURE, GL_TEXTURE, + GL_TEXTURE,}, + {GL_SRC_COLOR, GL_SRC_COLOR, GL_SRC_COLOR}, {GL_SRC_ALPHA, GL_SRC_ALPHA, + GL_SRC_ALPHA}, 0, 0, 1, 1 }; i830->meta.TexBlendWordsUsed[0] = - i830SetTexEnvCombine( i830, & comb, 0, TEXBLENDARG_TEXEL0, - i830->meta.TexBlend[0], NULL); + 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); @@ -206,717 +236,222 @@ static void enable_texture_blend_replace( i830ContextPtr i830 ) /* Set up an arbitary piece of memory as a rectangular texture * (including the front or back buffer). */ -static void set_tex_rect_source( i830ContextPtr i830, - GLuint offset, - GLuint width, - GLuint height, - GLuint pitch, /* in bytes */ - GLuint textureFormat ) +static GLboolean +set_tex_rect_source(struct intel_context *intel, + dri_bo *buffer, + GLuint offset, + GLuint pitch, GLuint height, GLenum format, GLenum type) { - GLint numLevels = 1; + struct i830_context *i830 = i830_context(&intel->ctx); GLuint *setup = i830->meta.Tex[0]; + GLint numLevels = 1; + GLuint textureFormat; + GLuint cpp; -/* fprintf(stderr, "%s: offset: %x w: %d h: %d pitch %d format %x\n", */ -/* __FUNCTION__, offset, width, height, pitch, textureFormat ); */ + /* A full implementation of this would do the upload through + * glTexImage2d, and get all the conversion operations at that + * point. We are restricted, but still at least have access to the + * fragment program swizzle. + */ + switch (format) { + case GL_BGRA: + switch (type) { + case GL_UNSIGNED_INT_8_8_8_8_REV: + case GL_UNSIGNED_BYTE: + textureFormat = (MAPSURF_32BIT | MT_32BIT_ARGB8888); + cpp = 4; + break; + default: + return GL_FALSE; + } + break; + case GL_RGBA: + switch (type) { + case GL_UNSIGNED_INT_8_8_8_8_REV: + case GL_UNSIGNED_BYTE: + textureFormat = (MAPSURF_32BIT | MT_32BIT_ABGR8888); + cpp = 4; + break; + default: + return GL_FALSE; + } + break; + case GL_BGR: + switch (type) { + case GL_UNSIGNED_SHORT_5_6_5_REV: + textureFormat = (MAPSURF_16BIT | MT_16BIT_RGB565); + cpp = 2; + break; + default: + return GL_FALSE; + } + break; + case GL_RGB: + switch (type) { + case GL_UNSIGNED_SHORT_5_6_5: + textureFormat = (MAPSURF_16BIT | MT_16BIT_RGB565); + cpp = 2; + break; + default: + return GL_FALSE; + } + break; - setup[I830_TEXREG_TM0LI] = (_3DSTATE_LOAD_STATE_IMMEDIATE_2 | - (LOAD_TEXTURE_MAP0 << 0) | 4); - setup[I830_TEXREG_TM0S0] = (TM0S0_USE_FENCE | offset); + default: + return GL_FALSE; + } + + i830->meta.tex_buffer[0] = buffer; + i830->meta.tex_offset[0] = offset; + + setup[I830_TEXREG_TM0LI] = (_3DSTATE_LOAD_STATE_IMMEDIATE_2 | + (LOAD_TEXTURE_MAP0 << 0) | 4); setup[I830_TEXREG_TM0S1] = (((height - 1) << TM0S1_HEIGHT_SHIFT) | - ((width - 1) << TM0S1_WIDTH_SHIFT) | - textureFormat); - setup[I830_TEXREG_TM0S2] = ((((pitch / 4) - 1) << TM0S2_PITCH_SHIFT)); - setup[I830_TEXREG_TM0S3] &= ~TM0S3_MAX_MIP_MASK; - setup[I830_TEXREG_TM0S3] &= ~TM0S3_MIN_MIP_MASK; - setup[I830_TEXREG_TM0S3] |= ((numLevels - 1)*4) << TM0S3_MIN_MIP_SHIFT; + ((pitch - 1) << TM0S1_WIDTH_SHIFT) | + textureFormat); + setup[I830_TEXREG_TM0S2] = + (((((pitch * cpp) / 4) - + 1) << TM0S2_PITCH_SHIFT) | TM0S2_CUBE_FACE_ENA_MASK); + + setup[I830_TEXREG_TM0S3] = + ((((numLevels - + 1) * + 4) << TM0S3_MIN_MIP_SHIFT) | (FILTER_NEAREST << + TM0S3_MIN_FILTER_SHIFT) | + (MIPFILTER_NONE << TM0S3_MIP_FILTER_SHIFT) | (FILTER_NEAREST << + TM0S3_MAG_FILTER_SHIFT)); + + setup[I830_TEXREG_CUBE] = (_3DSTATE_MAP_CUBE | MAP_UNIT(0)); setup[I830_TEXREG_MCS] = (_3DSTATE_MAP_COORD_SET_CMD | - MAP_UNIT(0) | - ENABLE_TEXCOORD_PARAMS | - TEXCOORDS_ARE_IN_TEXELUNITS | - TEXCOORDTYPE_CARTESIAN | - ENABLE_ADDR_V_CNTL | - TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_WRAP) | - ENABLE_ADDR_U_CNTL | - TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_WRAP)); + MAP_UNIT(0) | + ENABLE_TEXCOORD_PARAMS | + TEXCOORDS_ARE_IN_TEXELUNITS | + TEXCOORDTYPE_CARTESIAN | + ENABLE_ADDR_V_CNTL | + TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_WRAP) | + ENABLE_ADDR_U_CNTL | + TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_WRAP)); i830->meta.emitted &= ~I830_UPLOAD_TEX(0); + return GL_TRUE; } -/* Select between front and back draw buffers. - */ -static void set_draw_region( i830ContextPtr i830, - const intelRegion *region ) -{ - i830->meta.Buffer[I830_DESTREG_CBUFADDR1] = - (BUF_3D_ID_COLOR_BACK | BUF_3D_PITCH(region->pitch) | BUF_3D_USE_FENCE); - i830->meta.Buffer[I830_DESTREG_CBUFADDR2] = region->offset; - i830->meta.emitted &= ~I830_UPLOAD_BUFFERS; -} - -/* Setup an arbitary draw format, useful for targeting - * texture or agp memory. - */ -#if 0 -static void set_draw_format( i830ContextPtr i830, - GLuint format, - GLuint depth_format) -{ - i830->meta.Buffer[I830_DESTREG_DV1] = (DSTORG_HORT_BIAS(0x8) | /* .5 */ - DSTORG_VERT_BIAS(0x8) | /* .5 */ - format | - DEPTH_IS_Z | - depth_format); -} -#endif - - -static void set_vertex_format( i830ContextPtr i830 ) +static void +set_vertex_format(struct intel_context *intel) { - i830->meta.Ctx[I830_CTXREG_VF] = (_3DSTATE_VFT0_CMD | - VFT0_TEX_COUNT(1) | - VFT0_DIFFUSE | - VFT0_SPEC | - VFT0_XYZW); + struct i830_context *i830 = i830_context(&intel->ctx); + i830->meta.Ctx[I830_CTXREG_VF] = (_3DSTATE_VFT0_CMD | + VFT0_TEX_COUNT(1) | + VFT0_DIFFUSE | VFT0_XYZ); i830->meta.Ctx[I830_CTXREG_VF2] = (_3DSTATE_VFT1_CMD | - VFT1_TEX0_FMT(TEXCOORDFMT_2D) | - VFT1_TEX1_FMT(TEXCOORDFMT_2D) | - VFT1_TEX2_FMT(TEXCOORDFMT_2D) | - VFT1_TEX3_FMT(TEXCOORDFMT_2D)); + VFT1_TEX0_FMT(TEXCOORDFMT_2D) | + VFT1_TEX1_FMT(TEXCOORDFMT_2D) | + VFT1_TEX2_FMT(TEXCOORDFMT_2D) | + VFT1_TEX3_FMT(TEXCOORDFMT_2D)); i830->meta.emitted &= ~I830_UPLOAD_CTX; } -static void draw_quad(i830ContextPtr i830, - GLfloat x0, GLfloat x1, - GLfloat y0, GLfloat y1, - GLubyte red, GLubyte green, - GLubyte blue, GLubyte alpha, - GLfloat s0, GLfloat s1, - GLfloat t0, GLfloat t1 ) -{ - GLuint vertex_size = 8; - GLuint *vb = intelEmitInlinePrimitiveLocked( &i830->intel, - PRIM3D_TRIFAN, - 4*vertex_size, - vertex_size ); - intelVertex tmp; - int i; - - -/* fprintf(stderr, "%s: %f,%f-%f,%f 0x%x%x%x%x %f,%f-%f,%f\n", */ -/* __FUNCTION__, */ -/* x0,y0,x1,y1,red,green,blue,alpha,s0,t0,s1,t1); */ - - - /* initial vertex, left bottom */ - tmp.v.x = x0; - tmp.v.y = y0; - tmp.v.z = 1.0; - tmp.v.w = 1.0; - tmp.v.color.red = red; - tmp.v.color.green = green; - tmp.v.color.blue = blue; - tmp.v.color.alpha = alpha; - tmp.v.specular.red = 0; - tmp.v.specular.green = 0; - tmp.v.specular.blue = 0; - tmp.v.specular.alpha = 0; - tmp.v.u0 = s0; - tmp.v.v0 = t0; - for (i = 0 ; i < 8 ; i++) - vb[i] = tmp.ui[i]; - - /* right bottom */ - vb += 8; - tmp.v.x = x1; - tmp.v.u0 = s1; - for (i = 0 ; i < 8 ; i++) - vb[i] = tmp.ui[i]; - - /* right top */ - vb += 8; - tmp.v.y = y1; - tmp.v.v0 = t1; - for (i = 0 ; i < 8 ; i++) - vb[i] = tmp.ui[i]; - - /* left top */ - vb += 8; - tmp.v.x = x0; - tmp.v.u0 = s0; - for (i = 0 ; i < 8 ; i++) - vb[i] = tmp.ui[i]; - -/* fprintf(stderr, "%s: DV1: %x\n", */ -/* __FUNCTION__, i830->meta.Buffer[I830_DESTREG_DV1]); */ -} - -static void draw_poly(i830ContextPtr i830, - GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha, - GLuint numVerts, - GLfloat verts[][2], - GLfloat texcoords[][2]) +static void +meta_import_pixel_state(struct intel_context *intel) { - GLuint vertex_size = 8; - GLuint *vb = intelEmitInlinePrimitiveLocked( &i830->intel, - PRIM3D_TRIFAN, - numVerts * vertex_size, - vertex_size ); - intelVertex tmp; - int i, k; - - /* initial constant vertex fields */ - tmp.v.z = 1.0; - tmp.v.w = 1.0; - tmp.v.color.red = red; - tmp.v.color.green = green; - tmp.v.color.blue = blue; - tmp.v.color.alpha = alpha; - tmp.v.specular.red = 0; - tmp.v.specular.green = 0; - tmp.v.specular.blue = 0; - tmp.v.specular.alpha = 0; - - for (k = 0; k < numVerts; k++) { - tmp.v.x = verts[k][0]; - tmp.v.y = verts[k][1]; - tmp.v.u0 = texcoords[k][0]; - tmp.v.v0 = texcoords[k][1]; - - for (i = 0 ; i < vertex_size ; i++) - vb[i] = tmp.ui[i]; - - vb += vertex_size; - } -} - -void -i830ClearWithTris(intelContextPtr intel, GLbitfield mask, - GLboolean allFoo, - GLint cxFoo, GLint cyFoo, GLint cwFoo, GLint chFoo) -{ - i830ContextPtr i830 = I830_CONTEXT( intel ); - __DRIdrawablePrivate *dPriv = intel->driDrawable; - intelScreenPrivate *screen = intel->intelScreen; - int x0, y0, x1, y1; - GLint cx, cy, cw, ch; - GLboolean all; - - INTEL_FIREVERTICES(intel); - SET_STATE( i830, meta ); - set_initial_state( i830 ); -/* set_no_texture( i830 ); */ - set_vertex_format( i830 ); - - LOCK_HARDWARE(intel); - - /* get clear bounds after locking */ - cx = intel->ctx.DrawBuffer->_Xmin; - cy = intel->ctx.DrawBuffer->_Ymin; - cw = intel->ctx.DrawBuffer->_Xmax - cx; - ch = intel->ctx.DrawBuffer->_Ymax - cy; - all = (cw == intel->ctx.DrawBuffer->Width && - ch == intel->ctx.DrawBuffer->Height); - - if(!all) { - x0 = cx; - y0 = cy; - x1 = x0 + cw; - y1 = y0 + ch; - } else { - x0 = 0; - y0 = 0; - x1 = x0 + dPriv->w; - y1 = y0 + dPriv->h; - } - - /* Don't do any clipping to screen - these are window coordinates. - * The active cliprects will be applied as for any other geometry. - */ - - if(mask & BUFFER_BIT_FRONT_LEFT) { - set_no_depth_stencil_write( i830 ); - set_color_mask( i830, GL_TRUE ); - set_draw_region( i830, &screen->front ); - draw_quad(i830, x0, x1, y0, y1, - intel->clear_red, intel->clear_green, - intel->clear_blue, intel->clear_alpha, - 0, 0, 0, 0); - } - - if(mask & BUFFER_BIT_BACK_LEFT) { - set_no_depth_stencil_write( i830 ); - set_color_mask( i830, GL_TRUE ); - set_draw_region( i830, &screen->back ); - - draw_quad(i830, x0, x1, y0, y1, - intel->clear_red, intel->clear_green, - intel->clear_blue, intel->clear_alpha, - 0, 0, 0, 0); - } - - if(mask & BUFFER_BIT_STENCIL) { - set_stencil_replace( i830, - intel->ctx.Stencil.WriteMask[0], - intel->ctx.Stencil.Clear); - - set_color_mask( i830, GL_FALSE ); - set_draw_region( i830, &screen->front ); - draw_quad( i830, x0, x1, y0, y1, 0, 0, 0, 0, 0, 0, 0, 0 ); - } + struct i830_context *i830 = i830_context(&intel->ctx); + + i830->meta.Ctx[I830_CTXREG_STATE1] = i830->state.Ctx[I830_CTXREG_STATE1]; + i830->meta.Ctx[I830_CTXREG_STATE2] = i830->state.Ctx[I830_CTXREG_STATE2]; + i830->meta.Ctx[I830_CTXREG_STATE3] = i830->state.Ctx[I830_CTXREG_STATE3]; + i830->meta.Ctx[I830_CTXREG_STATE4] = i830->state.Ctx[I830_CTXREG_STATE4]; + i830->meta.Ctx[I830_CTXREG_STATE5] = i830->state.Ctx[I830_CTXREG_STATE5]; + i830->meta.Ctx[I830_CTXREG_IALPHAB] = i830->state.Ctx[I830_CTXREG_IALPHAB]; + i830->meta.Ctx[I830_CTXREG_STENCILTST] = + i830->state.Ctx[I830_CTXREG_STENCILTST]; + i830->meta.Ctx[I830_CTXREG_ENABLES_1] = + i830->state.Ctx[I830_CTXREG_ENABLES_1]; + i830->meta.Ctx[I830_CTXREG_ENABLES_2] = + i830->state.Ctx[I830_CTXREG_ENABLES_2]; + i830->meta.Ctx[I830_CTXREG_AA] = i830->state.Ctx[I830_CTXREG_AA]; + i830->meta.Ctx[I830_CTXREG_FOGCOLOR] = + i830->state.Ctx[I830_CTXREG_FOGCOLOR]; + i830->meta.Ctx[I830_CTXREG_BLENDCOLOR0] = + i830->state.Ctx[I830_CTXREG_BLENDCOLOR0]; + i830->meta.Ctx[I830_CTXREG_BLENDCOLOR1] = + i830->state.Ctx[I830_CTXREG_BLENDCOLOR1]; + i830->meta.Ctx[I830_CTXREG_MCSB0] = i830->state.Ctx[I830_CTXREG_MCSB0]; + i830->meta.Ctx[I830_CTXREG_MCSB1] = i830->state.Ctx[I830_CTXREG_MCSB1]; + + + i830->meta.Ctx[I830_CTXREG_STATE3] &= ~CULLMODE_MASK; + i830->meta.Stipple[I830_STPREG_ST1] &= ~ST1_ENABLE; + i830->meta.emitted &= ~I830_UPLOAD_CTX; - UNLOCK_HARDWARE(intel); - INTEL_FIREVERTICES(intel); - SET_STATE( i830, state ); + i830->meta.Buffer[I830_DESTREG_SENABLE] = + i830->state.Buffer[I830_DESTREG_SENABLE]; + i830->meta.Buffer[I830_DESTREG_SR1] = i830->state.Buffer[I830_DESTREG_SR1]; + i830->meta.Buffer[I830_DESTREG_SR2] = i830->state.Buffer[I830_DESTREG_SR2]; + i830->meta.emitted &= ~I830_UPLOAD_BUFFERS; } -#if 0 -GLboolean -i830TryTextureReadPixels( GLcontext *ctx, - GLint x, GLint y, GLsizei width, GLsizei height, - GLenum format, GLenum type, - const struct gl_pixelstore_attrib *pack, - GLvoid *pixels ) +/* Select between front and back draw buffers. + */ +static void +meta_draw_region(struct intel_context *intel, + struct intel_region *color_region, + struct intel_region *depth_region) { - i830ContextPtr i830 = I830_CONTEXT(ctx); - intelContextPtr intel = INTEL_CONTEXT(ctx); - intelScreenPrivate *screen = i830->intel.intelScreen; - GLint pitch = pack->RowLength ? pack->RowLength : width; - __DRIdrawablePrivate *dPriv = i830->intel.driDrawable; - int textureFormat; - GLenum glTextureFormat; - int src_offset = i830->meta.Buffer[I830_DESTREG_CBUFADDR2]; - int destOffset = intelAgpOffsetFromVirtual( &i830->intel, pixels); - int destFormat, depthFormat, destPitch; - drm_clip_rect_t tmp; - - if (INTEL_DEBUG & DEBUG_PIXEL) - fprintf(stderr, "%s\n", __FUNCTION__); - - - if ( ctx->_ImageTransferState || - pack->SwapBytes || - pack->LsbFirst || - !pack->Invert) { - fprintf(stderr, "%s: check_color failed\n", __FUNCTION__); - return GL_FALSE; - } - - switch (screen->fbFormat) { - case DV_PF_565: - textureFormat = MAPSURF_16BIT | MT_16BIT_RGB565; - glTextureFormat = GL_RGB; - break; - case DV_PF_555: - textureFormat = MAPSURF_16BIT | MT_16BIT_ARGB1555; - glTextureFormat = GL_RGBA; - break; - case DV_PF_8888: - textureFormat = MAPSURF_32BIT | MT_32BIT_ARGB8888; - glTextureFormat = GL_RGBA; - break; - default: - fprintf(stderr, "%s: textureFormat failed %x\n", __FUNCTION__, - screen->fbFormat); - return GL_FALSE; - } - - - switch (type) { - case GL_UNSIGNED_SHORT_5_6_5: - if (format != GL_RGB) return GL_FALSE; - destFormat = COLR_BUF_RGB565; - depthFormat = DEPTH_FRMT_16_FIXED; - destPitch = pitch * 2; - break; - case GL_UNSIGNED_INT_8_8_8_8_REV: - if (format != GL_BGRA) return GL_FALSE; - destFormat = COLR_BUF_ARGB8888; - depthFormat = DEPTH_FRMT_24_FIXED_8_OTHER; - destPitch = pitch * 4; - break; - default: - fprintf(stderr, "%s: destFormat failed %s\n", __FUNCTION__, - _mesa_lookup_enum_by_nr(type)); - return GL_FALSE; - } - - destFormat |= (0x02<<24); - -/* fprintf(stderr, "type: %s destFormat: %x\n", */ -/* _mesa_lookup_enum_by_nr(type), */ -/* destFormat); */ - - intelFlush( ctx ); - - SET_STATE( i830, meta ); - set_initial_state( i830 ); - set_no_depth_stencil_write( i830 ); - - LOCK_HARDWARE( intel ); - { - intelWaitForIdle( intel ); /* required by GL */ - - if (!driClipRectToFramebuffer(ctx->ReadBuffer, &x, &y, &width, &height)) { - UNLOCK_HARDWARE( intel ); - SET_STATE(i830, state); - fprintf(stderr, "%s: cliprect failed\n", __FUNCTION__); - return GL_TRUE; - } - -#if 0 - /* FIXME -- Just emit the correct state - */ - if (i830SetParam(i830->driFd, I830_SETPARAM_CBUFFER_PITCH, - destPitch) != 0) { - UNLOCK_HARDWARE( intel ); - SET_STATE(i830, state); - fprintf(stderr, "%s: setparam failed\n", __FUNCTION__); - return GL_FALSE; - } -#endif - - - y = dPriv->h - y - height; - x += dPriv->x; - y += dPriv->y; - - - /* Set the frontbuffer up as a large rectangular texture. - */ - set_tex_rect_source( i830, - src_offset, - screen->width, - screen->height, - screen->front.pitch, - textureFormat ); - - - enable_texture_blend_replace( i830 ); - - - /* Set the 3d engine to draw into the agp memory - */ + struct i830_context *i830 = i830_context(&intel->ctx); - set_draw_region( i830, destOffset ); - set_draw_format( i830, destFormat, depthFormat ); - - - /* Draw a single quad, no cliprects: - */ - i830->intel.numClipRects = 1; - i830->intel.pClipRects = &tmp; - i830->intel.pClipRects[0].x1 = 0; - i830->intel.pClipRects[0].y1 = 0; - i830->intel.pClipRects[0].x2 = width; - i830->intel.pClipRects[0].y2 = height; - - draw_quad( i830, - 0, width, 0, height, - 0, 255, 0, 0, - x, x+width, y, y+height ); - - intelWindowMoved( intel ); - } - UNLOCK_HARDWARE( intel ); - intelFinish( ctx ); /* required by GL */ - - SET_STATE( i830, state ); - return GL_TRUE; + i830_state_draw_region(intel, &i830->meta, color_region, depth_region); } -GLboolean -i830TryTextureDrawPixels( GLcontext *ctx, - GLint x, GLint y, GLsizei width, GLsizei height, - GLenum format, GLenum type, - const struct gl_pixelstore_attrib *unpack, - const GLvoid *pixels ) +/* Operations where the 3D engine is decoupled temporarily from the + * current GL state and used for other purposes than simply rendering + * incoming triangles. + */ +static void +install_meta_state(struct intel_context *intel) { - intelContextPtr intel = INTEL_CONTEXT(ctx); - i830ContextPtr i830 = I830_CONTEXT(ctx); - GLint pitch = unpack->RowLength ? unpack->RowLength : width; - __DRIdrawablePrivate *dPriv = intel->driDrawable; - int textureFormat; - GLenum glTextureFormat; - int dst_offset = i830->meta.Buffer[I830_DESTREG_CBUFADDR2]; - int src_offset = intelAgpOffsetFromVirtual( intel, pixels ); - - if (INTEL_DEBUG & DEBUG_PIXEL) - fprintf(stderr, "%s\n", __FUNCTION__); - - /* Todo -- upload images that aren't in agp space, then texture - * from them. - */ + struct i830_context *i830 = i830_context(&intel->ctx); + memcpy(&i830->meta, &i830->initial, sizeof(i830->meta)); - if ( !intelIsAgpMemory( intel, pixels, pitch*height ) ) { - fprintf(stderr, "%s: intelIsAgpMemory failed\n", __FUNCTION__); - return GL_FALSE; - } - - /* Todo -- don't want to clobber all the drawing state like we do - * for readpixels -- most of this state can be handled just fine. - */ - if ( ctx->_ImageTransferState || - unpack->SwapBytes || - unpack->LsbFirst || - ctx->Color.AlphaEnabled || - ctx->Depth.Test || - ctx->Fog.Enabled || - ctx->Scissor.Enabled || - ctx->Stencil.Enabled || - !ctx->Color.ColorMask[0] || - !ctx->Color.ColorMask[1] || - !ctx->Color.ColorMask[2] || - !ctx->Color.ColorMask[3] || - ctx->Color.ColorLogicOpEnabled || - ctx->Texture._EnabledUnits || - ctx->Depth.OcclusionTest) { - fprintf(stderr, "%s: other tests failed\n", __FUNCTION__); - return GL_FALSE; - } - - /* Todo -- remove these restrictions: - */ - if (ctx->Pixel.ZoomX != 1.0F || - ctx->Pixel.ZoomY != -1.0F) - return GL_FALSE; - - - - switch (type) { - case GL_UNSIGNED_SHORT_1_5_5_5_REV: - if (format != GL_BGRA) return GL_FALSE; - textureFormat = MAPSURF_16BIT | MT_16BIT_ARGB1555; - glTextureFormat = GL_RGBA; - break; - case GL_UNSIGNED_SHORT_5_6_5: - if (format != GL_RGB) return GL_FALSE; - textureFormat = MAPSURF_16BIT | MT_16BIT_RGB565; - glTextureFormat = GL_RGB; - break; - case GL_UNSIGNED_SHORT_8_8_MESA: - if (format != GL_YCBCR_MESA) return GL_FALSE; - textureFormat = (MAPSURF_422 | MT_422_YCRCB_SWAPY -/* | TM0S1_COLORSPACE_CONVERSION */ - ); - glTextureFormat = GL_YCBCR_MESA; - break; - case GL_UNSIGNED_SHORT_8_8_REV_MESA: - if (format != GL_YCBCR_MESA) return GL_FALSE; - textureFormat = (MAPSURF_422 | MT_422_YCRCB_NORMAL -/* | TM0S1_COLORSPACE_CONVERSION */ - ); - glTextureFormat = GL_YCBCR_MESA; - break; - case GL_UNSIGNED_INT_8_8_8_8_REV: - if (format != GL_BGRA) return GL_FALSE; - textureFormat = MAPSURF_32BIT | MT_32BIT_ARGB8888; - glTextureFormat = GL_RGBA; - break; - default: - fprintf(stderr, "%s: destFormat failed\n", __FUNCTION__); - return GL_FALSE; - } - - intelFlush( ctx ); - - SET_STATE( i830, meta ); - - LOCK_HARDWARE( intel ); - { - intelWaitForIdle( intel ); /* required by GL */ - - y -= height; /* cope with pixel zoom */ - - if (!driClipRectToFramebuffer(ctx->ReadBuffer, &x, &y, &width, &height)) { - UNLOCK_HARDWARE( intel ); - SET_STATE(i830, state); - fprintf(stderr, "%s: cliprect failed\n", __FUNCTION__); - return GL_TRUE; - } - - - y = dPriv->h - y - height; - - set_initial_state( i830 ); - - /* Set the pixel image up as a rectangular texture. - */ - set_tex_rect_source( i830, - src_offset, - width, - height, - pitch, /* XXXX!!!! -- /2 sometimes */ - textureFormat ); - - - enable_texture_blend_replace( i830 ); - - - /* Draw to the current draw buffer: - */ - set_draw_offset( i830, dst_offset ); - - /* Draw a quad, use regular cliprects - */ -/* fprintf(stderr, "x: %d y: %d width %d height %d\n", x, y, width, height); */ + i830->meta.active = ACTIVE; + i830->meta.emitted = 0; - draw_quad( i830, - x, x+width, y, y+height, - 0, 255, 0, 0, - 0, width, 0, height ); + SET_STATE(i830, meta); + set_vertex_format(intel); + set_no_texture(intel); +} - intelWindowMoved( intel ); - } - UNLOCK_HARDWARE( intel ); - intelFinish( ctx ); /* required by GL */ - +static void +leave_meta_state(struct intel_context *intel) +{ + struct i830_context *i830 = i830_context(&intel->ctx); + intel_region_release(&i830->meta.draw_region); + intel_region_release(&i830->meta.depth_region); +/* intel_region_release(intel, &i830->meta.tex_region[0]); */ SET_STATE(i830, state); - - return GL_TRUE; } -#endif -/** - * Copy the window contents named by dPriv to the rotated (or reflected) - * color buffer. - * srcBuf is BUFFER_BIT_FRONT_LEFT or BUFFER_BIT_BACK_LEFT to indicate the source. - */ + void -i830RotateWindow(intelContextPtr intel, __DRIdrawablePrivate *dPriv, - GLuint srcBuf) +i830InitMetaFuncs(struct i830_context *i830) { - i830ContextPtr i830 = I830_CONTEXT( intel ); - intelScreenPrivate *screen = intel->intelScreen; - const GLuint cpp = screen->cpp; - drm_clip_rect_t fullRect; - GLuint textureFormat, srcOffset, srcPitch; - const drm_clip_rect_t *clipRects; - int numClipRects; - int i; - - int xOrig, yOrig; - int origNumClipRects; - drm_clip_rect_t *origRects; - - /* - * set up hardware state - */ - intelFlush( &intel->ctx ); - - SET_STATE( i830, meta ); - set_initial_state( i830 ); - set_no_texture( i830 ); - set_vertex_format( i830 ); - set_no_depth_stencil_write( i830 ); - set_color_mask( i830, GL_FALSE ); - - LOCK_HARDWARE(intel); - - /* save current drawing origin and cliprects (restored at end) */ - xOrig = intel->drawX; - yOrig = intel->drawY; - origNumClipRects = intel->numClipRects; - origRects = intel->pClipRects; - - if (!intel->numClipRects) - goto done; - - /* - * set drawing origin, cliprects for full-screen access to rotated screen - */ - fullRect.x1 = 0; - fullRect.y1 = 0; - fullRect.x2 = screen->rotatedWidth; - fullRect.y2 = screen->rotatedHeight; - intel->drawX = 0; - intel->drawY = 0; - intel->numClipRects = 1; - intel->pClipRects = &fullRect; - - set_draw_region( i830, &screen->rotated ); - - if (cpp == 4) - textureFormat = MAPSURF_32BIT | MT_32BIT_ARGB8888; - else - textureFormat = MAPSURF_16BIT | MT_16BIT_RGB565; - - if (srcBuf == BUFFER_BIT_FRONT_LEFT) { - srcPitch = screen->front.pitch; /* in bytes */ - srcOffset = screen->front.offset; /* bytes */ - clipRects = dPriv->pClipRects; - numClipRects = dPriv->numClipRects; - } - else { - srcPitch = screen->back.pitch; /* in bytes */ - srcOffset = screen->back.offset; /* bytes */ - clipRects = dPriv->pBackClipRects; - numClipRects = dPriv->numBackClipRects; - } - - /* set the whole screen up as a texture to avoid alignment issues */ - set_tex_rect_source(i830, - srcOffset, - screen->width, - screen->height, - srcPitch, - textureFormat); - - enable_texture_blend_replace(i830); - - /* - * loop over the source window's cliprects - */ - for (i = 0; i < numClipRects; i++) { - int srcX0 = clipRects[i].x1; - int srcY0 = clipRects[i].y1; - int srcX1 = clipRects[i].x2; - int srcY1 = clipRects[i].y2; - GLfloat verts[4][2], tex[4][2]; - int j; - - /* build vertices for four corners of clip rect */ - verts[0][0] = srcX0; verts[0][1] = srcY0; - verts[1][0] = srcX1; verts[1][1] = srcY0; - verts[2][0] = srcX1; verts[2][1] = srcY1; - verts[3][0] = srcX0; verts[3][1] = srcY1; - - /* .. and texcoords */ - tex[0][0] = srcX0; tex[0][1] = srcY0; - tex[1][0] = srcX1; tex[1][1] = srcY0; - tex[2][0] = srcX1; tex[2][1] = srcY1; - tex[3][0] = srcX0; tex[3][1] = srcY1; - - /* transform coords to rotated screen coords */ - - for (j = 0; j < 4; j++) { - matrix23TransformCoordf(&screen->rotMatrix, - &verts[j][0], &verts[j][1]); - } - - /* draw polygon to map source image to dest region */ - draw_poly(i830, 255, 255, 255, 255, 4, verts, tex); - - } /* cliprect loop */ - - intelFlushBatchLocked( intel, GL_FALSE, GL_FALSE, GL_FALSE ); - - done: - /* restore original drawing origin and cliprects */ - intel->drawX = xOrig; - intel->drawY = yOrig; - intel->numClipRects = origNumClipRects; - intel->pClipRects = origRects; - - UNLOCK_HARDWARE(intel); - - SET_STATE( i830, state ); + i830->intel.vtbl.install_meta_state = install_meta_state; + i830->intel.vtbl.leave_meta_state = leave_meta_state; + i830->intel.vtbl.meta_no_depth_write = set_no_depth_write; + i830->intel.vtbl.meta_no_stencil_write = set_no_stencil_write; + i830->intel.vtbl.meta_stencil_replace = set_stencil_replace; + i830->intel.vtbl.meta_depth_replace = set_depth_replace; + i830->intel.vtbl.meta_color_mask = set_color_mask; + i830->intel.vtbl.meta_no_texture = set_no_texture; + i830->intel.vtbl.meta_texture_blend_replace = set_texture_blend_replace; + i830->intel.vtbl.meta_tex_rect_source = set_tex_rect_source; + i830->intel.vtbl.meta_draw_region = meta_draw_region; + i830->intel.vtbl.meta_import_pixel_state = meta_import_pixel_state; } - |