diff options
Diffstat (limited to 'src/mesa/drivers')
| -rw-r--r-- | src/mesa/drivers/dri/r200/r200_fragshader.c | 37 |
1 files changed, 21 insertions, 16 deletions
diff --git a/src/mesa/drivers/dri/r200/r200_fragshader.c b/src/mesa/drivers/dri/r200/r200_fragshader.c index c350b9aaf3f..5dd3adaef69 100644 --- a/src/mesa/drivers/dri/r200/r200_fragshader.c +++ b/src/mesa/drivers/dri/r200/r200_fragshader.c @@ -362,7 +362,7 @@ static void r200UpdateFSRouting( GLcontext *ctx ) { if (shader->NumPasses < 2) { for (reg = 0; reg < R200_MAX_TEXTURE_UNITS; reg++) { - struct gl_texture_object *texObj = ctx->Texture.Unit[reg]._Current; + GLbitfield targetbit = ctx->Texture.Unit[reg]._ReallyEnabled; R200_STATECHANGE( rmesa, tex[reg] ); rmesa->hw.tex[reg].cmd[TEX_PP_TXMULTI_CTL] = 0; if (shader->SetupInst[0][reg].Opcode) { @@ -385,15 +385,16 @@ static void r200UpdateFSRouting( GLcontext *ctx ) { else { txformat_x |= R200_TEXCOORD_PROJ; } + rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= R200_TEX_0_ENABLE << reg; } - else if (texObj->Target == GL_TEXTURE_3D) { + else if (targetbit == TEXTURE_3D_BIT) { txformat_x |= R200_TEXCOORD_VOLUME; } - else if (texObj->Target == GL_TEXTURE_CUBE_MAP) { + else if (targetbit == TEXTURE_CUBE_BIT) { txformat_x |= R200_TEXCOORD_CUBIC_ENV; } else if (shader->SetupInst[0][reg].swizzle == GL_SWIZZLE_STR_ATI || - shader->SetupInst[0][reg].swizzle == GL_SWIZZLE_STQ_ATI) { + shader->SetupInst[0][reg].swizzle == GL_SWIZZLE_STQ_ATI) { txformat_x |= R200_TEXCOORD_NONPROJ; } else { @@ -401,16 +402,16 @@ static void r200UpdateFSRouting( GLcontext *ctx ) { } rmesa->hw.tex[reg].cmd[TEX_PP_TXFORMAT] = txformat; rmesa->hw.tex[reg].cmd[TEX_PP_TXFORMAT_X] = txformat_x; - /* is this a good idea? Could potentially sample from not enabled unit. - results are probably undefined anyway (?) but I hope it doesn't lock up... */ - rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= R200_TEX_0_ENABLE << reg; + /* enabling texturing when unit isn't correctly configured may not be safe */ + if (targetbit) + rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= R200_TEX_0_ENABLE << reg; } } } else { /* setup 1st pass */ for (reg = 0; reg < R200_MAX_TEXTURE_UNITS; reg++) { - struct gl_texture_object *texObj = ctx->Texture.Unit[reg]._Current; + GLbitfield targetbit = ctx->Texture.Unit[reg]._ReallyEnabled; R200_STATECHANGE( rmesa, tex[reg] ); GLuint txformat_multi = 0; if (shader->SetupInst[0][reg].Opcode) { @@ -425,11 +426,12 @@ static void r200UpdateFSRouting( GLcontext *ctx ) { else { txformat_multi |= R200_PASS1_TEXCOORD_PROJ; } + rmesa->hw.cst.cmd[CST_PP_CNTL_X] |= R200_PPX_TEX_0_ENABLE << reg; } - else if (texObj->Target == GL_TEXTURE_3D) { + else if (targetbit == TEXTURE_3D_BIT) { txformat_multi |= R200_PASS1_TEXCOORD_VOLUME; } - else if (texObj->Target == GL_TEXTURE_CUBE_MAP) { + else if (targetbit == TEXTURE_CUBE_BIT) { txformat_multi |= R200_PASS1_TEXCOORD_CUBIC_ENV; } else if (shader->SetupInst[0][reg].swizzle == GL_SWIZZLE_STR_ATI || @@ -439,14 +441,15 @@ static void r200UpdateFSRouting( GLcontext *ctx ) { else { txformat_multi |= R200_PASS1_TEXCOORD_PROJ; } - rmesa->hw.cst.cmd[CST_PP_CNTL_X] |= R200_PPX_TEX_0_ENABLE << reg; + if (targetbit) + rmesa->hw.cst.cmd[CST_PP_CNTL_X] |= R200_PPX_TEX_0_ENABLE << reg; } rmesa->hw.tex[reg].cmd[TEX_PP_TXMULTI_CTL] = txformat_multi; } /* setup 2nd pass */ for (reg=0; reg < R200_MAX_TEXTURE_UNITS; reg++) { - struct gl_texture_object *texObj = ctx->Texture.Unit[reg]._Current; + GLbitfield targetbit = ctx->Texture.Unit[reg]._ReallyEnabled; if (shader->SetupInst[1][reg].Opcode) { GLuint coord = shader->SetupInst[1][reg].src; GLuint txformat = rmesa->hw.tex[reg].cmd[TEX_PP_TXFORMAT] @@ -463,15 +466,16 @@ static void r200UpdateFSRouting( GLcontext *ctx ) { else { txformat_x |= R200_TEXCOORD_PROJ; } + rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= R200_TEX_0_ENABLE << reg; } - else if (texObj->Target == GL_TEXTURE_3D) { + else if (targetbit == TEXTURE_3D_BIT) { txformat_x |= R200_TEXCOORD_VOLUME; } - else if (texObj->Target == GL_TEXTURE_CUBE_MAP) { + else if (targetbit == TEXTURE_CUBE_BIT) { txformat_x |= R200_TEXCOORD_CUBIC_ENV; } else if (shader->SetupInst[1][reg].swizzle == GL_SWIZZLE_STR_ATI || - shader->SetupInst[1][reg].swizzle == GL_SWIZZLE_STQ_ATI) { + shader->SetupInst[1][reg].swizzle == GL_SWIZZLE_STQ_ATI) { txformat_x |= R200_TEXCOORD_NONPROJ; } else { @@ -488,7 +492,8 @@ static void r200UpdateFSRouting( GLcontext *ctx ) { } rmesa->hw.tex[reg].cmd[TEX_PP_TXFORMAT_X] = txformat_x; rmesa->hw.tex[reg].cmd[TEX_PP_TXFORMAT] = txformat; - rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= R200_TEX_0_ENABLE << reg; + if (targetbit) + rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= R200_TEX_0_ENABLE << reg; } } } |