diff options
Diffstat (limited to 'src/mesa/main/enable.c')
-rw-r--r-- | src/mesa/main/enable.c | 72 |
1 files changed, 34 insertions, 38 deletions
diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c index dae576ae5a..4c1f46102d 100644 --- a/src/mesa/main/enable.c +++ b/src/mesa/main/enable.c @@ -36,8 +36,6 @@ #include "simple_list.h" #include "mtypes.h" #include "enums.h" -#include "math/m_matrix.h" -#include "math/m_xform.h" #include "api_arrayelt.h" @@ -120,6 +118,7 @@ client_state(GLcontext *ctx, GLenum cap, GLboolean state) CHECK_EXTENSION(NV_vertex_program, cap); { GLint n = (GLint) cap - GL_VERTEX_ATTRIB_ARRAY0_NV; + ASSERT(n < Elements(ctx->Array.ArrayObj->VertexAttrib)); var = &ctx->Array.ArrayObj->VertexAttrib[n].Enabled; flag = _NEW_ARRAY_ATTRIB(n); } @@ -223,14 +222,16 @@ get_texcoord_unit(GLcontext *ctx) /** * Helper function to enable or disable a texture target. + * \param bit one of the TEXTURE_x_BIT values + * \return GL_TRUE if state is changing or GL_FALSE if no change */ static GLboolean -enable_texture(GLcontext *ctx, GLboolean state, GLbitfield bit) +enable_texture(GLcontext *ctx, GLboolean state, GLbitfield texBit) { const GLuint curr = ctx->Texture.CurrentUnit; struct gl_texture_unit *texUnit = &ctx->Texture.Unit[curr]; - const GLuint newenabled = (!state) - ? (texUnit->Enabled & ~bit) : (texUnit->Enabled | bit); + const GLbitfield newenabled = state + ? (texUnit->Enabled | texBit) : (texUnit->Enabled & ~texBit); if (!ctx->DrawBuffer->Visual.rgbMode || texUnit->Enabled == newenabled) return GL_FALSE; @@ -603,11 +604,6 @@ _mesa_set_enable(GLcontext *ctx, GLenum cap, GLboolean state) ctx->Texture.SharedPalette = state; break; case GL_STENCIL_TEST: - if (state && ctx->DrawBuffer->Visual.stencilBits == 0) { - _mesa_warning(ctx, - "glEnable(GL_STENCIL_TEST) but no stencil buffer"); - return; - } if (ctx->Stencil.Enabled == state) return; FLUSH_VERTICES(ctx, _NEW_STENCIL); @@ -772,35 +768,30 @@ _mesa_set_enable(GLcontext *ctx, GLenum cap, GLboolean state) /* GL_ARB_multisample */ case GL_MULTISAMPLE_ARB: - CHECK_EXTENSION(ARB_multisample, cap); if (ctx->Multisample.Enabled == state) return; FLUSH_VERTICES(ctx, _NEW_MULTISAMPLE); ctx->Multisample.Enabled = state; break; case GL_SAMPLE_ALPHA_TO_COVERAGE_ARB: - CHECK_EXTENSION(ARB_multisample, cap); if (ctx->Multisample.SampleAlphaToCoverage == state) return; FLUSH_VERTICES(ctx, _NEW_MULTISAMPLE); ctx->Multisample.SampleAlphaToCoverage = state; break; case GL_SAMPLE_ALPHA_TO_ONE_ARB: - CHECK_EXTENSION(ARB_multisample, cap); if (ctx->Multisample.SampleAlphaToOne == state) return; FLUSH_VERTICES(ctx, _NEW_MULTISAMPLE); ctx->Multisample.SampleAlphaToOne = state; break; case GL_SAMPLE_COVERAGE_ARB: - CHECK_EXTENSION(ARB_multisample, cap); if (ctx->Multisample.SampleCoverage == state) return; FLUSH_VERTICES(ctx, _NEW_MULTISAMPLE); ctx->Multisample.SampleCoverage = state; break; case GL_SAMPLE_COVERAGE_INVERT_ARB: - CHECK_EXTENSION(ARB_multisample, cap); if (ctx->Multisample.SampleCoverageInvert == state) return; FLUSH_VERTICES(ctx, _NEW_MULTISAMPLE); @@ -922,10 +913,13 @@ _mesa_set_enable(GLcontext *ctx, GLenum cap, GLboolean state) return; FLUSH_VERTICES(ctx, _NEW_STENCIL); ctx->Stencil.TestTwoSide = state; - if (state) + if (state) { + ctx->Stencil._BackFace = 2; ctx->_TriangleCaps |= DD_TRI_TWOSTENCIL; - else + } else { + ctx->Stencil._BackFace = 1; ctx->_TriangleCaps &= ~DD_TRI_TWOSTENCIL; + } break; #if FEATURE_ARB_fragment_program @@ -952,15 +946,13 @@ _mesa_set_enable(GLcontext *ctx, GLenum cap, GLboolean state) ctx->Depth.BoundsTest = state; break; - /* GL_MESA_program_debug */ - case GL_FRAGMENT_PROGRAM_CALLBACK_MESA: - CHECK_EXTENSION(MESA_program_debug, cap); - ctx->FragmentProgram.CallbackEnabled = state; - break; - case GL_VERTEX_PROGRAM_CALLBACK_MESA: - CHECK_EXTENSION(MESA_program_debug, cap); - ctx->VertexProgram.CallbackEnabled = state; - break; + case GL_DEPTH_CLAMP: + if (ctx->Transform.DepthClamp == state) + return; + CHECK_EXTENSION(ARB_depth_clamp, cap); + FLUSH_VERTICES(ctx, _NEW_TRANSFORM); + ctx->Transform.DepthClamp = state; + break; #if FEATURE_ATI_fragment_shader case GL_FRAGMENT_SHADER_ATI: @@ -987,6 +979,11 @@ _mesa_set_enable(GLcontext *ctx, GLenum cap, GLboolean state) } break; + case GL_TEXTURE_CUBE_MAP_SEAMLESS: + CHECK_EXTENSION(ARB_seamless_cube_map, cap); + ctx->Texture.CubeMapSeamless = state; + break; + default: _mesa_error(ctx, GL_INVALID_ENUM, "%s(0x%x)", state ? "glEnable" : "glDisable", cap); @@ -1281,19 +1278,14 @@ _mesa_IsEnabled( GLenum cap ) /* GL_ARB_multisample */ case GL_MULTISAMPLE_ARB: - CHECK_EXTENSION(ARB_multisample); return ctx->Multisample.Enabled; case GL_SAMPLE_ALPHA_TO_COVERAGE_ARB: - CHECK_EXTENSION(ARB_multisample); return ctx->Multisample.SampleAlphaToCoverage; case GL_SAMPLE_ALPHA_TO_ONE_ARB: - CHECK_EXTENSION(ARB_multisample); return ctx->Multisample.SampleAlphaToOne; case GL_SAMPLE_COVERAGE_ARB: - CHECK_EXTENSION(ARB_multisample); return ctx->Multisample.SampleCoverage; case GL_SAMPLE_COVERAGE_INVERT_ARB: - CHECK_EXTENSION(ARB_multisample); return ctx->Multisample.SampleCoverageInvert; /* GL_IBM_rasterpos_clip */ @@ -1337,6 +1329,7 @@ _mesa_IsEnabled( GLenum cap ) CHECK_EXTENSION(NV_vertex_program); { GLint n = (GLint) cap - GL_VERTEX_ATTRIB_ARRAY0_NV; + ASSERT(n < Elements(ctx->Array.ArrayObj->VertexAttrib)); return (ctx->Array.ArrayObj->VertexAttrib[n].Enabled != 0); } case GL_MAP1_VERTEX_ATTRIB0_4_NV: @@ -1409,18 +1402,21 @@ _mesa_IsEnabled( GLenum cap ) CHECK_EXTENSION(EXT_depth_bounds_test); return ctx->Depth.BoundsTest; - /* GL_MESA_program_debug */ - case GL_FRAGMENT_PROGRAM_CALLBACK_MESA: - CHECK_EXTENSION(MESA_program_debug); - return ctx->FragmentProgram.CallbackEnabled; - case GL_VERTEX_PROGRAM_CALLBACK_MESA: - CHECK_EXTENSION(MESA_program_debug); - return ctx->VertexProgram.CallbackEnabled; + /* GL_ARB_depth_clamp */ + case GL_DEPTH_CLAMP: + CHECK_EXTENSION(ARB_depth_clamp); + return ctx->Transform.DepthClamp; + #if FEATURE_ATI_fragment_shader case GL_FRAGMENT_SHADER_ATI: CHECK_EXTENSION(ATI_fragment_shader); return ctx->ATIFragmentShader.Enabled; #endif /* FEATURE_ATI_fragment_shader */ + + case GL_TEXTURE_CUBE_MAP_SEAMLESS: + CHECK_EXTENSION(ARB_seamless_cube_map); + return ctx->Texture.CubeMapSeamless; + default: _mesa_error(ctx, GL_INVALID_ENUM, "glIsEnabled(0x%x)", (int) cap); return GL_FALSE; |