X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fswrast%2Fs_context.c;h=af24207e56796df085820b97646973298a5ceff4;hb=6a7ca4ef2cd3f39d3b5e77051cb3f3175e9e60df;hp=62857ddeb0dfe9889a62cbecb55e46705a35aca0;hpb=bbd287103dad776d8a45c87c4e51fbc26d9b80d5;p=mesa.git diff --git a/src/mesa/swrast/s_context.c b/src/mesa/swrast/s_context.c index 62857ddeb0d..af24207e567 100644 --- a/src/mesa/swrast/s_context.c +++ b/src/mesa/swrast/s_context.c @@ -1,6 +1,5 @@ /* * Mesa 3-D graphics library - * Version: 7.1 * * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. * @@ -17,29 +16,29 @@ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. * * Authors: - * Keith Whitwell - * Brian Paul + * Keith Whitwell Brian Paul */ #include "main/imports.h" #include "main/bufferobj.h" -#include "main/context.h" -#include "main/colormac.h" #include "main/mtypes.h" +#include "main/samplerobj.h" #include "main/teximage.h" -#include "shader/prog_parameter.h" -#include "shader/prog_statevars.h" +#include "program/prog_parameter.h" +#include "program/prog_statevars.h" #include "swrast.h" #include "s_blend.h" #include "s_context.h" #include "s_lines.h" #include "s_points.h" #include "s_span.h" +#include "s_texfetch.h" #include "s_triangle.h" #include "s_texfilter.h" @@ -51,32 +50,33 @@ * stenciling, logic-op, fog, etc?). */ static void -_swrast_update_rasterflags( GLcontext *ctx ) +_swrast_update_rasterflags( struct gl_context *ctx ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); GLbitfield rasterMask = 0; + GLuint i; if (ctx->Color.AlphaEnabled) rasterMask |= ALPHATEST_BIT; if (ctx->Color.BlendEnabled) rasterMask |= BLEND_BIT; if (ctx->Depth.Test) rasterMask |= DEPTH_BIT; if (swrast->_FogEnabled) rasterMask |= FOG_BIT; - if (ctx->Scissor.Enabled) rasterMask |= CLIP_BIT; - if (ctx->Stencil.Enabled) rasterMask |= STENCIL_BIT; - if (ctx->Visual.rgbMode) { - const GLuint colorMask = *((GLuint *) &ctx->Color.ColorMask); - if (colorMask != 0xffffffff) rasterMask |= MASKING_BIT; - if (ctx->Color._LogicOpEnabled) rasterMask |= LOGIC_OP_BIT; - if (ctx->Texture._EnabledUnits) rasterMask |= TEXTURE_BIT; - } - else { - if (ctx->Color.IndexMask != 0xffffffff) rasterMask |= MASKING_BIT; - if (ctx->Color.IndexLogicOpEnabled) rasterMask |= LOGIC_OP_BIT; + if (ctx->Scissor.EnableFlags) rasterMask |= CLIP_BIT; + if (ctx->Stencil._Enabled) rasterMask |= STENCIL_BIT; + for (i = 0; i < ctx->Const.MaxDrawBuffers; i++) { + if (!ctx->Color.ColorMask[i][0] || + !ctx->Color.ColorMask[i][1] || + !ctx->Color.ColorMask[i][2] || + !ctx->Color.ColorMask[i][3]) { + rasterMask |= MASKING_BIT; + break; + } } - - if ( ctx->Viewport.X < 0 - || ctx->Viewport.X + ctx->Viewport.Width > (GLint) ctx->DrawBuffer->Width - || ctx->Viewport.Y < 0 - || ctx->Viewport.Y + ctx->Viewport.Height > (GLint) ctx->DrawBuffer->Height) { + if (ctx->Color.ColorLogicOpEnabled) rasterMask |= LOGIC_OP_BIT; + if (ctx->Texture._MaxEnabledTexImageUnit >= 0) rasterMask |= TEXTURE_BIT; + if ( ctx->ViewportArray[0].X < 0 + || ctx->ViewportArray[0].X + ctx->ViewportArray[0].Width > (GLfloat) ctx->DrawBuffer->Width + || ctx->ViewportArray[0].Y < 0 + || ctx->ViewportArray[0].Y + ctx->ViewportArray[0].Height > (GLfloat) ctx->DrawBuffer->Height) { rasterMask |= CLIP_BIT; } @@ -92,14 +92,19 @@ _swrast_update_rasterflags( GLcontext *ctx ) /* more than one color buffer designated for writing (or zero buffers) */ rasterMask |= MULTI_DRAW_BIT; } - else if (ctx->Visual.rgbMode && *((GLuint *) ctx->Color.ColorMask) == 0) { - rasterMask |= MULTI_DRAW_BIT; /* all RGBA channels disabled */ - } - else if (!ctx->Visual.rgbMode && ctx->Color.IndexMask==0) { - rasterMask |= MULTI_DRAW_BIT; /* all color index bits disabled */ + + for (i = 0; i < ctx->Const.MaxDrawBuffers; i++) { + if (ctx->Color.ColorMask[i][0] + + ctx->Color.ColorMask[i][1] + + ctx->Color.ColorMask[i][2] + + ctx->Color.ColorMask[i][3] == 0) { + rasterMask |= MULTI_DRAW_BIT; /* all RGBA channels disabled */ + break; + } } - if (ctx->FragmentProgram._Current) { + + if (_swrast_use_fragment_program(ctx)) { rasterMask |= FRAGPROG_BIT; } @@ -124,33 +129,33 @@ _swrast_update_rasterflags( GLcontext *ctx ) * factors in. */ static void -_swrast_update_polygon( GLcontext *ctx ) +_swrast_update_polygon( struct gl_context *ctx ) { GLfloat backface_sign; if (ctx->Polygon.CullFlag) { switch (ctx->Polygon.CullFaceMode) { case GL_BACK: - backface_sign = -1.0; + backface_sign = -1.0F; break; case GL_FRONT: - backface_sign = 1.0; + backface_sign = 1.0F; break; case GL_FRONT_AND_BACK: /* fallthrough */ default: - backface_sign = 0.0; + backface_sign = 0.0F; } } else { - backface_sign = 0.0; + backface_sign = 0.0F; } SWRAST_CONTEXT(ctx)->_BackfaceCullSign = backface_sign; /* This is for front/back-face determination, but not for culling */ SWRAST_CONTEXT(ctx)->_BackfaceSign - = (ctx->Polygon.FrontFace == GL_CW) ? -1.0 : 1.0; + = (ctx->Polygon.FrontFace == GL_CW) ? -1.0F : 1.0F; } @@ -160,11 +165,11 @@ _swrast_update_polygon( GLcontext *ctx ) * fog blend factors (from the fog coords) per-fragment. */ static void -_swrast_update_fog_hint( GLcontext *ctx ) +_swrast_update_fog_hint( struct gl_context *ctx ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); swrast->_PreferPixelFog = (!swrast->AllowVertexFog || - ctx->FragmentProgram._Current || + _swrast_use_fragment_program(ctx) || (ctx->Hint.Fog == GL_NICEST && swrast->AllowPixelFog)); } @@ -172,19 +177,29 @@ _swrast_update_fog_hint( GLcontext *ctx ) /** - * Update the swrast->_AnyTextureCombine flag. + * Update the swrast->_TextureCombinePrimary flag. */ static void -_swrast_update_texture_env( GLcontext *ctx ) +_swrast_update_texture_env( struct gl_context *ctx ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); GLuint i; - swrast->_AnyTextureCombine = GL_FALSE; + + swrast->_TextureCombinePrimary = GL_FALSE; + for (i = 0; i < ctx->Const.MaxTextureUnits; i++) { - if (ctx->Texture.Unit[i].EnvMode == GL_COMBINE_EXT || - ctx->Texture.Unit[i].EnvMode == GL_COMBINE4_NV) { - swrast->_AnyTextureCombine = GL_TRUE; - return; + const struct gl_tex_env_combine_state *combine = + ctx->Texture.Unit[i]._CurrentCombine; + GLuint term; + for (term = 0; term < combine->_NumArgsRGB; term++) { + if (combine->SourceRGB[term] == GL_PRIMARY_COLOR) { + swrast->_TextureCombinePrimary = GL_TRUE; + return; + } + if (combine->SourceA[term] == GL_PRIMARY_COLOR) { + swrast->_TextureCombinePrimary = GL_TRUE; + return; + } } } } @@ -196,7 +211,7 @@ _swrast_update_texture_env( GLcontext *ctx ) * lots of fragments. */ static void -_swrast_update_deferred_texture(GLcontext *ctx) +_swrast_update_deferred_texture(struct gl_context *ctx) { SWcontext *swrast = SWRAST_CONTEXT(ctx); if (ctx->Color.AlphaEnabled) { @@ -204,12 +219,16 @@ _swrast_update_deferred_texture(GLcontext *ctx) swrast->_DeferredTexture = GL_FALSE; } else { + GLboolean use_fprog = _swrast_use_fragment_program(ctx); const struct gl_fragment_program *fprog = ctx->FragmentProgram._Current; - if (fprog && (fprog->Base.OutputsWritten & (1 << FRAG_RESULT_DEPR))) { + if (use_fprog && (fprog->Base.OutputsWritten & (1 << FRAG_RESULT_DEPTH))) { /* Z comes from fragment program/shader */ swrast->_DeferredTexture = GL_FALSE; } + else if (use_fprog && fprog->UsesKill) { + swrast->_DeferredTexture = GL_FALSE; + } else if (ctx->Query.CurrentOcclusionObject) { /* occlusion query depends on shader discard/kill results */ swrast->_DeferredTexture = GL_FALSE; @@ -225,23 +244,17 @@ _swrast_update_deferred_texture(GLcontext *ctx) * Update swrast->_FogColor and swrast->_FogEnable values. */ static void -_swrast_update_fog_state( GLcontext *ctx ) +_swrast_update_fog_state( struct gl_context *ctx ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); const struct gl_fragment_program *fp = ctx->FragmentProgram._Current; + assert(fp == NULL || fp->Base.Target == GL_FRAGMENT_PROGRAM_ARB); + (void) fp; /* silence unused var warning */ + /* determine if fog is needed, and if so, which fog mode */ - swrast->_FogEnabled = GL_FALSE; - if (fp && fp->Base.Target == GL_FRAGMENT_PROGRAM_ARB) { - if (fp->FogOption != GL_NONE) { - swrast->_FogEnabled = GL_TRUE; - swrast->_FogMode = fp->FogOption; - } - } - else if (ctx->Fog.Enabled) { - swrast->_FogEnabled = GL_TRUE; - swrast->_FogMode = ctx->Fog.Mode; - } + swrast->_FogEnabled = (!_swrast_use_fragment_program(ctx) && + ctx->Fog.Enabled); } @@ -250,23 +263,37 @@ _swrast_update_fog_state( GLcontext *ctx ) * program parameters with current state values. */ static void -_swrast_update_fragment_program(GLcontext *ctx, GLbitfield newState) +_swrast_update_fragment_program(struct gl_context *ctx, GLbitfield newState) { - const struct gl_fragment_program *fp = ctx->FragmentProgram._Current; - if (fp) { -#if 0 - /* XXX Need a way to trigger the initial loading of parameters - * even when there's no recent state changes. - */ - if (fp->Base.Parameters->StateFlags & newState) -#endif - _mesa_load_state_parameters(ctx, fp->Base.Parameters); - } + if (!_swrast_use_fragment_program(ctx)) + return; + + _mesa_load_state_parameters(ctx, + ctx->FragmentProgram._Current->Base.Parameters); } +/** + * See if we can do early diffuse+specular (primary+secondary) color + * add per vertex instead of per-fragment. + */ +static void +_swrast_update_specular_vertex_add(struct gl_context *ctx) +{ + SWcontext *swrast = SWRAST_CONTEXT(ctx); + GLboolean separateSpecular = ctx->Fog.ColorSumEnabled || + (ctx->Light.Enabled && + ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR); + + swrast->SpecularVertexAdd = (separateSpecular + && ctx->Texture._MaxEnabledTexImageUnit == -1 + && !_swrast_use_fragment_program(ctx) + && !ctx->ATIFragmentShader._Enabled); +} + #define _SWRAST_NEW_DERIVED (_SWRAST_NEW_RASTERMASK | \ + _NEW_PROGRAM_CONSTANTS | \ _NEW_TEXTURE | \ _NEW_HINT | \ _NEW_POLYGON ) @@ -283,7 +310,7 @@ _swrast_update_fragment_program(GLcontext *ctx, GLbitfield newState) _SWRAST_NEW_RASTERMASK| \ _NEW_LIGHT| \ _NEW_FOG | \ - _DD_NEW_SEPARATE_SPECULAR) + _MESA_NEW_SEPARATE_SPECULAR) #define _SWRAST_NEW_LINE (_SWRAST_NEW_DERIVED | \ _NEW_RENDERMODE| \ @@ -292,7 +319,7 @@ _swrast_update_fragment_program(GLcontext *ctx, GLbitfield newState) _NEW_LIGHT| \ _NEW_FOG| \ _NEW_DEPTH | \ - _DD_NEW_SEPARATE_SPECULAR) + _MESA_NEW_SEPARATE_SPECULAR) #define _SWRAST_NEW_POINT (_SWRAST_NEW_DERIVED | \ _NEW_RENDERMODE | \ @@ -300,7 +327,7 @@ _swrast_update_fragment_program(GLcontext *ctx, GLbitfield newState) _NEW_TEXTURE | \ _NEW_LIGHT | \ _NEW_FOG | \ - _DD_NEW_SEPARATE_SPECULAR) + _MESA_NEW_SEPARATE_SPECULAR) #define _SWRAST_NEW_TEXTURE_SAMPLE_FUNC _NEW_TEXTURE @@ -315,7 +342,7 @@ _swrast_update_fragment_program(GLcontext *ctx, GLbitfield newState) * after a state change. */ static void -_swrast_validate_triangle( GLcontext *ctx, +_swrast_validate_triangle( struct gl_context *ctx, const SWvertex *v0, const SWvertex *v1, const SWvertex *v2 ) @@ -324,11 +351,9 @@ _swrast_validate_triangle( GLcontext *ctx, _swrast_validate_derived( ctx ); swrast->choose_triangle( ctx ); - ASSERT(swrast->Triangle); + assert(swrast->Triangle); - if (ctx->Texture._EnabledUnits == 0 - && NEED_SECONDARY_COLOR(ctx) - && !ctx->FragmentProgram._Current) { + if (swrast->SpecularVertexAdd) { /* separate specular color, but no texture */ swrast->SpecTriangle = swrast->Triangle; swrast->Triangle = _swrast_add_spec_terms_triangle; @@ -342,17 +367,15 @@ _swrast_validate_triangle( GLcontext *ctx, * line routine. Then call it. */ static void -_swrast_validate_line( GLcontext *ctx, const SWvertex *v0, const SWvertex *v1 ) +_swrast_validate_line( struct gl_context *ctx, const SWvertex *v0, const SWvertex *v1 ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); _swrast_validate_derived( ctx ); swrast->choose_line( ctx ); - ASSERT(swrast->Line); + assert(swrast->Line); - if (ctx->Texture._EnabledUnits == 0 - && NEED_SECONDARY_COLOR(ctx) - && !ctx->FragmentProgram._Current) { + if (swrast->SpecularVertexAdd) { swrast->SpecLine = swrast->Line; swrast->Line = _swrast_add_spec_terms_line; } @@ -365,16 +388,14 @@ _swrast_validate_line( GLcontext *ctx, const SWvertex *v0, const SWvertex *v1 ) * point routine. Then call it. */ static void -_swrast_validate_point( GLcontext *ctx, const SWvertex *v0 ) +_swrast_validate_point( struct gl_context *ctx, const SWvertex *v0 ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); _swrast_validate_derived( ctx ); swrast->choose_point( ctx ); - if (ctx->Texture._EnabledUnits == 0 - && NEED_SECONDARY_COLOR(ctx) - && !ctx->FragmentProgram._Current) { + if (swrast->SpecularVertexAdd) { swrast->SpecPoint = swrast->Point; swrast->Point = _swrast_add_spec_terms_point; } @@ -387,8 +408,8 @@ _swrast_validate_point( GLcontext *ctx, const SWvertex *v0 ) * Called via swrast->BlendFunc. Examine GL state to choose a blending * function, then call it. */ -static void _ASMAPI -_swrast_validate_blend_func(GLcontext *ctx, GLuint n, const GLubyte mask[], +static void +_swrast_validate_blend_func(struct gl_context *ctx, GLuint n, const GLubyte mask[], GLvoid *src, const GLvoid *dst, GLenum chanType ) { @@ -400,93 +421,15 @@ _swrast_validate_blend_func(GLcontext *ctx, GLuint n, const GLubyte mask[], swrast->BlendFunc( ctx, n, mask, src, dst, chanType ); } - -/** - * Make sure we have texture image data for all the textures we may need - * for subsequent rendering. - */ -static void -_swrast_validate_texture_images(GLcontext *ctx) -{ - SWcontext *swrast = SWRAST_CONTEXT(ctx); - GLuint u; - - if (!swrast->ValidateTextureImage || !ctx->Texture._EnabledUnits) { - /* no textures enabled, or no way to validate images! */ - return; - } - - for (u = 0; u < ctx->Const.MaxTextureImageUnits; u++) { - if (ctx->Texture.Unit[u]._ReallyEnabled) { - struct gl_texture_object *texObj = ctx->Texture.Unit[u]._Current; - ASSERT(texObj); - if (texObj) { - GLuint numFaces = (texObj->Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1; - GLuint face; - for (face = 0; face < numFaces; face++) { - GLint lvl; - for (lvl = texObj->BaseLevel; lvl <= texObj->_MaxLevel; lvl++) { - struct gl_texture_image *texImg = texObj->Image[face][lvl]; - if (texImg && !texImg->Data) { - swrast->ValidateTextureImage(ctx, texObj, face, lvl); - ASSERT(texObj->Image[face][lvl]->Data); - } - } - } - } - } - } -} - - -/** - * Free the texture image data attached to all currently enabled - * textures. Meant to be called by device drivers when transitioning - * from software to hardware rendering. - */ -void -_swrast_eject_texture_images(GLcontext *ctx) -{ - GLuint u; - - if (!ctx->Texture._EnabledUnits) { - /* no textures enabled */ - return; - } - - for (u = 0; u < ctx->Const.MaxTextureImageUnits; u++) { - if (ctx->Texture.Unit[u]._ReallyEnabled) { - struct gl_texture_object *texObj = ctx->Texture.Unit[u]._Current; - ASSERT(texObj); - if (texObj) { - GLuint numFaces = (texObj->Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1; - GLuint face; - for (face = 0; face < numFaces; face++) { - GLint lvl; - for (lvl = texObj->BaseLevel; lvl <= texObj->_MaxLevel; lvl++) { - struct gl_texture_image *texImg = texObj->Image[face][lvl]; - if (texImg && texImg->Data) { - _mesa_free_texmemory(texImg->Data); - texImg->Data = NULL; - } - } - } - } - } - } -} - - - static void -_swrast_sleep( GLcontext *ctx, GLbitfield new_state ) +_swrast_sleep( struct gl_context *ctx, GLbitfield new_state ) { (void) ctx; (void) new_state; } static void -_swrast_invalidate_state( GLcontext *ctx, GLbitfield new_state ) +_swrast_invalidate_state( struct gl_context *ctx, GLbitfield new_state ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); GLuint i; @@ -502,13 +445,6 @@ _swrast_invalidate_state( GLcontext *ctx, GLbitfield new_state ) new_state = ~0; } - { - const struct gl_fragment_program *fp = ctx->FragmentProgram._Current; - if (fp && (fp->Base.Parameters->StateFlags & new_state)) { - _mesa_load_state_parameters(ctx, fp->Base.Parameters); - } - } - if (new_state & swrast->InvalidateTriangleMask) swrast->Triangle = _swrast_validate_triangle; @@ -522,23 +458,29 @@ _swrast_invalidate_state( GLcontext *ctx, GLbitfield new_state ) swrast->BlendFunc = _swrast_validate_blend_func; if (new_state & _SWRAST_NEW_TEXTURE_SAMPLE_FUNC) - for (i = 0 ; i < ctx->Const.MaxTextureImageUnits ; i++) + for (i = 0 ; i < ARRAY_SIZE(swrast->TextureSample); i++) swrast->TextureSample[i] = NULL; } void -_swrast_update_texture_samplers(GLcontext *ctx) +_swrast_update_texture_samplers(struct gl_context *ctx) { SWcontext *swrast = SWRAST_CONTEXT(ctx); GLuint u; - for (u = 0; u < ctx->Const.MaxTextureImageUnits; u++) { - const struct gl_texture_object *tObj = ctx->Texture.Unit[u]._Current; + if (!swrast) + return; /* pipe hack */ + + for (u = 0; u < ARRAY_SIZE(swrast->TextureSample); u++) { + struct gl_texture_object *tObj = ctx->Texture.Unit[u]._Current; /* Note: If tObj is NULL, the sample function will be a simple * function that just returns opaque black (0,0,0,1). */ - swrast->TextureSample[u] = _swrast_choose_texture_sample_func(ctx, tObj); + _mesa_update_fetch_functions(ctx, u); + swrast->TextureSample[u] = + _swrast_choose_texture_sample_func(ctx, tObj, + _mesa_get_samplerobj(ctx, u)); } } @@ -548,18 +490,18 @@ _swrast_update_texture_samplers(GLcontext *ctx) * swrast->_ActiveAtttribMask. */ static void -_swrast_update_active_attribs(GLcontext *ctx) +_swrast_update_active_attribs(struct gl_context *ctx) { SWcontext *swrast = SWRAST_CONTEXT(ctx); - GLuint attribsMask; + GLbitfield64 attribsMask; /* * Compute _ActiveAttribsMask = which fragment attributes are needed. */ - if (ctx->FragmentProgram._Current) { + if (_swrast_use_fragment_program(ctx)) { /* fragment program/shader */ attribsMask = ctx->FragmentProgram._Current->Base.InputsRead; - attribsMask &= ~FRAG_BIT_WPOS; /* WPOS is always handled specially */ + attribsMask &= ~VARYING_BIT_POS; /* WPOS is always handled specially */ } else if (ctx->ATIFragmentShader._Enabled) { attribsMask = ~0; /* XXX fix me */ @@ -569,19 +511,19 @@ _swrast_update_active_attribs(GLcontext *ctx) attribsMask = 0x0; #if CHAN_TYPE == GL_FLOAT - attribsMask |= FRAG_BIT_COL0; + attribsMask |= VARYING_BIT_COL0; #endif if (ctx->Fog.ColorSumEnabled || (ctx->Light.Enabled && ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR)) { - attribsMask |= FRAG_BIT_COL1; + attribsMask |= VARYING_BIT_COL1; } if (swrast->_FogEnabled) - attribsMask |= FRAG_BIT_FOGC; + attribsMask |= VARYING_BIT_FOGC; - attribsMask |= (ctx->Texture._EnabledUnits << FRAG_ATTRIB_TEX0); + attribsMask |= (ctx->Texture._EnabledCoordUnits << VARYING_SLOT_TEX0); } swrast->_ActiveAttribMask = attribsMask; @@ -589,11 +531,11 @@ _swrast_update_active_attribs(GLcontext *ctx) /* Update _ActiveAttribs[] list */ { GLuint i, num = 0; - for (i = 0; i < FRAG_ATTRIB_MAX; i++) { - if (attribsMask & (1 << i)) { + for (i = 0; i < VARYING_SLOT_MAX; i++) { + if (attribsMask & BITFIELD64_BIT(i)) { swrast->_ActiveAttribs[num++] = i; /* how should this attribute be interpolated? */ - if (i == FRAG_ATTRIB_COL0 || i == FRAG_ATTRIB_COL1) + if (i == VARYING_SLOT_COL0 || i == VARYING_SLOT_COL1) swrast->_InterpMode[i] = ctx->Light.ShadeModel; else swrast->_InterpMode[i] = GL_SMOOTH; @@ -605,7 +547,7 @@ _swrast_update_active_attribs(GLcontext *ctx) void -_swrast_validate_derived( GLcontext *ctx ) +_swrast_validate_derived( struct gl_context *ctx ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); @@ -622,22 +564,11 @@ _swrast_validate_derived( GLcontext *ctx ) if (swrast->NewState & (_NEW_FOG | _NEW_PROGRAM)) _swrast_update_fog_state( ctx ); - if (swrast->NewState & (_NEW_MODELVIEW | - _NEW_PROJECTION | - _NEW_TEXTURE_MATRIX | - _NEW_FOG | - _NEW_LIGHT | - _NEW_LINE | - _NEW_TEXTURE | - _NEW_TRANSFORM | - _NEW_POINT | - _NEW_VIEWPORT | - _NEW_PROGRAM)) + if (swrast->NewState & (_NEW_PROGRAM_CONSTANTS | _NEW_PROGRAM)) _swrast_update_fragment_program( ctx, swrast->NewState ); if (swrast->NewState & (_NEW_TEXTURE | _NEW_PROGRAM)) { _swrast_update_texture_samplers( ctx ); - _swrast_validate_texture_images(ctx); } if (swrast->NewState & (_NEW_COLOR | _NEW_PROGRAM)) @@ -653,6 +584,12 @@ _swrast_validate_derived( GLcontext *ctx ) _NEW_TEXTURE)) _swrast_update_active_attribs(ctx); + if (swrast->NewState & (_NEW_FOG | + _NEW_PROGRAM | + _NEW_LIGHT | + _NEW_TEXTURE)) + _swrast_update_specular_vertex_add(ctx); + swrast->NewState = 0; swrast->StateChanges = 0; swrast->InvalidateState = _swrast_invalidate_state; @@ -661,10 +598,10 @@ _swrast_validate_derived( GLcontext *ctx ) #define SWRAST_DEBUG 0 -/* Public entrypoints: See also s_accum.c, s_bitmap.c, etc. +/* Public entrypoints: See also s_bitmap.c, etc. */ void -_swrast_Quad( GLcontext *ctx, +_swrast_Quad( struct gl_context *ctx, const SWvertex *v0, const SWvertex *v1, const SWvertex *v2, const SWvertex *v3 ) { @@ -680,7 +617,7 @@ _swrast_Quad( GLcontext *ctx, } void -_swrast_Triangle( GLcontext *ctx, const SWvertex *v0, +_swrast_Triangle( struct gl_context *ctx, const SWvertex *v0, const SWvertex *v1, const SWvertex *v2 ) { if (SWRAST_DEBUG) { @@ -693,7 +630,7 @@ _swrast_Triangle( GLcontext *ctx, const SWvertex *v0, } void -_swrast_Line( GLcontext *ctx, const SWvertex *v0, const SWvertex *v1 ) +_swrast_Line( struct gl_context *ctx, const SWvertex *v0, const SWvertex *v1 ) { if (SWRAST_DEBUG) { _mesa_debug(ctx, "_swrast_Line\n"); @@ -704,7 +641,7 @@ _swrast_Line( GLcontext *ctx, const SWvertex *v0, const SWvertex *v1 ) } void -_swrast_Point( GLcontext *ctx, const SWvertex *v0 ) +_swrast_Point( struct gl_context *ctx, const SWvertex *v0 ) { if (SWRAST_DEBUG) { _mesa_debug(ctx, "_swrast_Point\n"); @@ -714,7 +651,7 @@ _swrast_Point( GLcontext *ctx, const SWvertex *v0 ) } void -_swrast_InvalidateState( GLcontext *ctx, GLbitfield new_state ) +_swrast_InvalidateState( struct gl_context *ctx, GLbitfield new_state ) { if (SWRAST_DEBUG) { _mesa_debug(ctx, "_swrast_InvalidateState\n"); @@ -723,7 +660,7 @@ _swrast_InvalidateState( GLcontext *ctx, GLbitfield new_state ) } void -_swrast_ResetLineStipple( GLcontext *ctx ) +_swrast_ResetLineStipple( struct gl_context *ctx ) { if (SWRAST_DEBUG) { _mesa_debug(ctx, "_swrast_ResetLineStipple\n"); @@ -732,13 +669,13 @@ _swrast_ResetLineStipple( GLcontext *ctx ) } void -_swrast_SetFacing(GLcontext *ctx, GLuint facing) +_swrast_SetFacing(struct gl_context *ctx, GLuint facing) { SWRAST_CONTEXT(ctx)->PointLineFacing = facing; } void -_swrast_allow_vertex_fog( GLcontext *ctx, GLboolean value ) +_swrast_allow_vertex_fog( struct gl_context *ctx, GLboolean value ) { if (SWRAST_DEBUG) { _mesa_debug(ctx, "_swrast_allow_vertex_fog %d\n", value); @@ -748,7 +685,7 @@ _swrast_allow_vertex_fog( GLcontext *ctx, GLboolean value ) } void -_swrast_allow_pixel_fog( GLcontext *ctx, GLboolean value ) +_swrast_allow_pixel_fog( struct gl_context *ctx, GLboolean value ) { if (SWRAST_DEBUG) { _mesa_debug(ctx, "_swrast_allow_pixel_fog %d\n", value); @@ -758,11 +695,46 @@ _swrast_allow_pixel_fog( GLcontext *ctx, GLboolean value ) } +/** + * Initialize native program limits by copying the logical limits. + * See comments in init_program_limits() in context.c + */ +static void +init_program_native_limits(struct gl_program_constants *prog) +{ + prog->MaxNativeInstructions = prog->MaxInstructions; + prog->MaxNativeAluInstructions = prog->MaxAluInstructions; + prog->MaxNativeTexInstructions = prog->MaxTexInstructions; + prog->MaxNativeTexIndirections = prog->MaxTexIndirections; + prog->MaxNativeAttribs = prog->MaxAttribs; + prog->MaxNativeTemps = prog->MaxTemps; + prog->MaxNativeAddressRegs = prog->MaxAddressRegs; + prog->MaxNativeParameters = prog->MaxParameters; +} + + GLboolean -_swrast_CreateContext( GLcontext *ctx ) +_swrast_CreateContext( struct gl_context *ctx ) { GLuint i; - SWcontext *swrast = (SWcontext *)CALLOC(sizeof(SWcontext)); + SWcontext *swrast = calloc(1, sizeof(SWcontext)); +#ifdef _OPENMP + const GLuint maxThreads = omp_get_max_threads(); +#else + const GLuint maxThreads = 1; +#endif + + assert(ctx->Const.MaxViewportWidth <= SWRAST_MAX_WIDTH); + assert(ctx->Const.MaxViewportHeight <= SWRAST_MAX_WIDTH); + + assert(ctx->Const.MaxRenderbufferSize <= SWRAST_MAX_WIDTH); + + /* make sure largest texture image is <= SWRAST_MAX_WIDTH in size */ + assert((1 << (ctx->Const.MaxTextureLevels - 1)) <= SWRAST_MAX_WIDTH); + assert((1 << (ctx->Const.MaxCubeTextureLevels - 1)) <= SWRAST_MAX_WIDTH); + assert((1 << (ctx->Const.Max3DTextureLevels - 1)) <= SWRAST_MAX_WIDTH); + + assert(PROG_MAX_WIDTH == SWRAST_MAX_WIDTH); if (SWRAST_DEBUG) { _mesa_debug(ctx, "_swrast_CreateContext\n"); @@ -790,26 +762,31 @@ _swrast_CreateContext( GLcontext *ctx ) swrast->AllowVertexFog = GL_TRUE; swrast->AllowPixelFog = GL_TRUE; - /* Optimized Accum buffer */ - swrast->_IntegerAccumMode = GL_FALSE; - swrast->_IntegerAccumScaler = 0.0; + swrast->Driver.SpanRenderStart = _swrast_span_render_start; + swrast->Driver.SpanRenderFinish = _swrast_span_render_finish; - for (i = 0; i < MAX_TEXTURE_IMAGE_UNITS; i++) + for (i = 0; i < ARRAY_SIZE(swrast->TextureSample); i++) swrast->TextureSample[i] = NULL; - swrast->SpanArrays = MALLOC_STRUCT(sw_span_arrays); + /* SpanArrays is global and shared by all SWspan instances. However, when + * using multiple threads, it is necessary to have one SpanArrays instance + * per thread. + */ + swrast->SpanArrays = malloc(maxThreads * sizeof(SWspanarrays)); if (!swrast->SpanArrays) { - FREE(swrast); + free(swrast); return GL_FALSE; } - swrast->SpanArrays->ChanType = CHAN_TYPE; + for(i = 0; i < maxThreads; i++) { + swrast->SpanArrays[i].ChanType = CHAN_TYPE; #if CHAN_TYPE == GL_UNSIGNED_BYTE - swrast->SpanArrays->rgba = swrast->SpanArrays->rgba8; + swrast->SpanArrays[i].rgba = swrast->SpanArrays[i].rgba8; #elif CHAN_TYPE == GL_UNSIGNED_SHORT - swrast->SpanArrays->rgba = swrast->SpanArrays->rgba16; + swrast->SpanArrays[i].rgba = swrast->SpanArrays[i].rgba16; #else - swrast->SpanArrays->rgba = swrast->SpanArrays->attribs[FRAG_ATTRIB_COL0]; + swrast->SpanArrays[i].rgba = swrast->SpanArrays[i].attribs[VARYING_SLOT_COL0]; #endif + } /* init point span buffer */ swrast->PointSpan.primitive = GL_POINT; @@ -817,21 +794,30 @@ _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)); - if (!swrast->TexelBuffer) { - FREE(swrast->SpanArrays); - FREE(swrast); - return GL_FALSE; - } + init_program_native_limits(&ctx->Const.Program[MESA_SHADER_VERTEX]); + init_program_native_limits(&ctx->Const.Program[MESA_SHADER_GEOMETRY]); + init_program_native_limits(&ctx->Const.Program[MESA_SHADER_FRAGMENT]); ctx->swrast_context = swrast; + swrast->stencil_temp.buf1 = malloc(SWRAST_MAX_WIDTH * sizeof(GLubyte)); + swrast->stencil_temp.buf2 = malloc(SWRAST_MAX_WIDTH * sizeof(GLubyte)); + swrast->stencil_temp.buf3 = malloc(SWRAST_MAX_WIDTH * sizeof(GLubyte)); + swrast->stencil_temp.buf4 = malloc(SWRAST_MAX_WIDTH * sizeof(GLubyte)); + + if (!swrast->stencil_temp.buf1 || + !swrast->stencil_temp.buf2 || + !swrast->stencil_temp.buf3 || + !swrast->stencil_temp.buf4) { + _swrast_DestroyContext(ctx); + return GL_FALSE; + } + return GL_TRUE; } void -_swrast_DestroyContext( GLcontext *ctx ) +_swrast_DestroyContext( struct gl_context *ctx ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); @@ -839,41 +825,41 @@ _swrast_DestroyContext( GLcontext *ctx ) _mesa_debug(ctx, "_swrast_DestroyContext\n"); } - FREE( swrast->SpanArrays ); - if (swrast->ZoomedArrays) - FREE( swrast->ZoomedArrays ); - FREE( swrast->TexelBuffer ); - FREE( swrast ); + free( swrast->SpanArrays ); + free( swrast->ZoomedArrays ); + free( swrast->TexelBuffer ); + + free(swrast->stencil_temp.buf1); + free(swrast->stencil_temp.buf2); + free(swrast->stencil_temp.buf3); + free(swrast->stencil_temp.buf4); + + free( swrast ); ctx->swrast_context = 0; } struct swrast_device_driver * -_swrast_GetDeviceDriverReference( GLcontext *ctx ) +_swrast_GetDeviceDriverReference( struct gl_context *ctx ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); return &swrast->Driver; } void -_swrast_flush( GLcontext *ctx ) +_swrast_flush( struct gl_context *ctx ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); /* flush any pending fragments from rendering points */ if (swrast->PointSpan.end > 0) { - if (ctx->Visual.rgbMode) { - _swrast_write_rgba_span(ctx, &(swrast->PointSpan)); - } - else { - _swrast_write_index_span(ctx, &(swrast->PointSpan)); - } + _swrast_write_rgba_span(ctx, &(swrast->PointSpan)); swrast->PointSpan.end = 0; } } void -_swrast_render_primitive( GLcontext *ctx, GLenum prim ) +_swrast_render_primitive( struct gl_context *ctx, GLenum prim ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); if (swrast->Primitive == GL_POINTS && prim != GL_POINTS) { @@ -883,8 +869,26 @@ _swrast_render_primitive( GLcontext *ctx, GLenum prim ) } +/** called via swrast->Driver.SpanRenderStart() */ void -_swrast_render_start( GLcontext *ctx ) +_swrast_span_render_start(struct gl_context *ctx) +{ + _swrast_map_textures(ctx); + _swrast_map_renderbuffers(ctx); +} + + +/** called via swrast->Driver.SpanRenderFinish() */ +void +_swrast_span_render_finish(struct gl_context *ctx) +{ + _swrast_unmap_textures(ctx); + _swrast_unmap_renderbuffers(ctx); +} + + +void +_swrast_render_start( struct gl_context *ctx ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); if (swrast->Driver.SpanRenderStart) @@ -893,37 +897,38 @@ _swrast_render_start( GLcontext *ctx ) } void -_swrast_render_finish( GLcontext *ctx ) +_swrast_render_finish( struct gl_context *ctx ) { SWcontext *swrast = SWRAST_CONTEXT(ctx); - if (swrast->Driver.SpanRenderFinish) - swrast->Driver.SpanRenderFinish( ctx ); _swrast_flush(ctx); + + if (swrast->Driver.SpanRenderFinish) + swrast->Driver.SpanRenderFinish( ctx ); } #define SWRAST_DEBUG_VERTICES 0 void -_swrast_print_vertex( GLcontext *ctx, const SWvertex *v ) +_swrast_print_vertex( struct gl_context *ctx, const SWvertex *v ) { GLuint i; if (SWRAST_DEBUG_VERTICES) { _mesa_debug(ctx, "win %f %f %f %f\n", - v->attrib[FRAG_ATTRIB_WPOS][0], - v->attrib[FRAG_ATTRIB_WPOS][1], - v->attrib[FRAG_ATTRIB_WPOS][2], - v->attrib[FRAG_ATTRIB_WPOS][3]); + v->attrib[VARYING_SLOT_POS][0], + v->attrib[VARYING_SLOT_POS][1], + v->attrib[VARYING_SLOT_POS][2], + v->attrib[VARYING_SLOT_POS][3]); for (i = 0 ; i < ctx->Const.MaxTextureCoordUnits ; i++) - if (ctx->Texture.Unit[i]._ReallyEnabled) + if (ctx->Texture.Unit[i]._Current) _mesa_debug(ctx, "texcoord[%d] %f %f %f %f\n", i, - v->attrib[FRAG_ATTRIB_TEX0 + i][0], - v->attrib[FRAG_ATTRIB_TEX0 + i][1], - v->attrib[FRAG_ATTRIB_TEX0 + i][2], - v->attrib[FRAG_ATTRIB_TEX0 + i][3]); + v->attrib[VARYING_SLOT_TEX0 + i][0], + v->attrib[VARYING_SLOT_TEX0 + i][1], + v->attrib[VARYING_SLOT_TEX0 + i][2], + v->attrib[VARYING_SLOT_TEX0 + i][3]); #if CHAN_TYPE == GL_FLOAT _mesa_debug(ctx, "color %f %f %f %f\n", @@ -933,12 +938,12 @@ _swrast_print_vertex( GLcontext *ctx, const SWvertex *v ) v->color[0], v->color[1], v->color[2], v->color[3]); #endif _mesa_debug(ctx, "spec %g %g %g %g\n", - v->attrib[FRAG_ATTRIB_COL1][0], - v->attrib[FRAG_ATTRIB_COL1][1], - v->attrib[FRAG_ATTRIB_COL1][2], - v->attrib[FRAG_ATTRIB_COL1][3]); - _mesa_debug(ctx, "fog %f\n", v->attrib[FRAG_ATTRIB_FOGC][0]); - _mesa_debug(ctx, "index %d\n", v->attrib[FRAG_ATTRIB_CI][0]); + v->attrib[VARYING_SLOT_COL1][0], + v->attrib[VARYING_SLOT_COL1][1], + v->attrib[VARYING_SLOT_COL1][2], + v->attrib[VARYING_SLOT_COL1][3]); + _mesa_debug(ctx, "fog %f\n", v->attrib[VARYING_SLOT_FOGC][0]); + _mesa_debug(ctx, "index %f\n", v->attrib[VARYING_SLOT_CI][0]); _mesa_debug(ctx, "pointsize %f\n", v->pointSize); _mesa_debug(ctx, "\n"); }