/*
* Mesa 3-D graphics library
- * Version: 7.0.3
*
* Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
*
#include "glheader.h"
+#include "clip.h"
#include "context.h"
#include "enable.h"
#include "light.h"
#include "simple_list.h"
+#include "mfeatures.h"
#include "mtypes.h"
#include "enums.h"
#include "api_arrayelt.h"
#define CHECK_EXTENSION(EXTNAME, CAP) \
if (!ctx->Extensions.EXTNAME) { \
- _mesa_error(ctx, GL_INVALID_ENUM, "gl%sClientState(0x%x)", \
- state ? "Enable" : "Disable", CAP); \
- return; \
+ goto invalid_enum_error; \
}
* Helper to enable/disable client-side state.
*/
static void
-client_state(GLcontext *ctx, GLenum cap, GLboolean state)
+client_state(struct gl_context *ctx, GLenum cap, GLboolean state)
{
struct gl_array_object *arrayObj = ctx->Array.ArrayObj;
- GLuint flag;
+ GLbitfield64 flag;
GLboolean *var;
switch (cap) {
case GL_VERTEX_ARRAY:
- var = &arrayObj->Vertex.Enabled;
- flag = _NEW_ARRAY_VERTEX;
+ var = &arrayObj->VertexAttrib[VERT_ATTRIB_POS].Enabled;
+ flag = VERT_BIT_POS;
break;
case GL_NORMAL_ARRAY:
- var = &arrayObj->Normal.Enabled;
- flag = _NEW_ARRAY_NORMAL;
+ var = &arrayObj->VertexAttrib[VERT_ATTRIB_NORMAL].Enabled;
+ flag = VERT_BIT_NORMAL;
break;
case GL_COLOR_ARRAY:
- var = &arrayObj->Color.Enabled;
- flag = _NEW_ARRAY_COLOR0;
+ var = &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR0].Enabled;
+ flag = VERT_BIT_COLOR0;
break;
case GL_INDEX_ARRAY:
- var = &arrayObj->Index.Enabled;
- flag = _NEW_ARRAY_INDEX;
+ var = &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled;
+ flag = VERT_BIT_COLOR_INDEX;
break;
case GL_TEXTURE_COORD_ARRAY:
- var = &arrayObj->TexCoord[ctx->Array.ActiveTexture].Enabled;
- flag = _NEW_ARRAY_TEXCOORD(ctx->Array.ActiveTexture);
+ var = &arrayObj->VertexAttrib[VERT_ATTRIB_TEX(ctx->Array.ActiveTexture)].Enabled;
+ flag = VERT_BIT_TEX(ctx->Array.ActiveTexture);
break;
case GL_EDGE_FLAG_ARRAY:
- var = &arrayObj->EdgeFlag.Enabled;
- flag = _NEW_ARRAY_EDGEFLAG;
+ var = &arrayObj->VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled;
+ flag = VERT_BIT_EDGEFLAG;
break;
case GL_FOG_COORDINATE_ARRAY_EXT:
- var = &arrayObj->FogCoord.Enabled;
- flag = _NEW_ARRAY_FOGCOORD;
+ var = &arrayObj->VertexAttrib[VERT_ATTRIB_FOG].Enabled;
+ flag = VERT_BIT_FOG;
break;
case GL_SECONDARY_COLOR_ARRAY_EXT:
- var = &arrayObj->SecondaryColor.Enabled;
- flag = _NEW_ARRAY_COLOR1;
+ var = &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR1].Enabled;
+ flag = VERT_BIT_COLOR1;
break;
#if FEATURE_point_size_array
case GL_POINT_SIZE_ARRAY_OES:
- var = &arrayObj->PointSize.Enabled;
- flag = _NEW_ARRAY_POINT_SIZE;
+ var = &arrayObj->VertexAttrib[VERT_ATTRIB_POINT_SIZE].Enabled;
+ flag = VERT_BIT_POINT_SIZE;
break;
#endif
CHECK_EXTENSION(NV_vertex_program, cap);
{
GLint n = (GLint) cap - GL_VERTEX_ATTRIB_ARRAY0_NV;
- ASSERT(n < Elements(ctx->Array.ArrayObj->VertexAttrib));
- var = &arrayObj->VertexAttrib[n].Enabled;
- flag = _NEW_ARRAY_ATTRIB(n);
+ ASSERT(VERT_ATTRIB_GENERIC(n) < Elements(arrayObj->VertexAttrib));
+ var = &arrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(n)].Enabled;
+ flag = VERT_BIT_GENERIC(n);
}
break;
#endif /* FEATURE_NV_vertex_program */
+ /* GL_NV_primitive_restart */
+ case GL_PRIMITIVE_RESTART_NV:
+ if (!ctx->Extensions.NV_primitive_restart) {
+ goto invalid_enum_error;
+ }
+ var = &ctx->Array.PrimitiveRestart;
+ flag = 0;
+ break;
+
default:
- _mesa_error( ctx, GL_INVALID_ENUM,
- "glEnable/DisableClientState(0x%x)", cap);
- return;
+ goto invalid_enum_error;
}
if (*var == state)
return;
FLUSH_VERTICES(ctx, _NEW_ARRAY);
- ctx->Array.NewState |= flag;
_ae_invalidate_state(ctx, _NEW_ARRAY);
*var = state;
if (state)
- ctx->Array.ArrayObj->_Enabled |= flag;
+ arrayObj->_Enabled |= flag;
else
- ctx->Array.ArrayObj->_Enabled &= ~flag;
+ arrayObj->_Enabled &= ~flag;
+
+ arrayObj->NewArrays |= flag;
if (ctx->Driver.Enable) {
ctx->Driver.Enable( ctx, cap, state );
}
+
+ return;
+
+invalid_enum_error:
+ _mesa_error(ctx, GL_INVALID_ENUM, "gl%sClientState(0x%x)",
+ state ? "Enable" : "Disable", cap);
}
#undef CHECK_EXTENSION
#define CHECK_EXTENSION(EXTNAME, CAP) \
if (!ctx->Extensions.EXTNAME) { \
- _mesa_error(ctx, GL_INVALID_ENUM, "gl%s(0x%x)", \
- state ? "Enable" : "Disable", CAP); \
- return; \
+ goto invalid_enum_error; \
}
#define CHECK_EXTENSION2(EXT1, EXT2, CAP) \
if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2) { \
- _mesa_error(ctx, GL_INVALID_ENUM, "gl%s(0x%x)", \
- state ? "Enable" : "Disable", CAP); \
- return; \
+ goto invalid_enum_error; \
}
/**
* Return pointer to current texture unit for setting/getting coordinate
* state.
- * Note that we'll set GL_INVALID_OPERATION if the active texture unit is
- * higher than the number of supported coordinate units. And we'll return NULL.
+ * Note that we'll set GL_INVALID_OPERATION and return NULL if the active
+ * texture unit is higher than the number of supported coordinate units.
*/
static struct gl_texture_unit *
-get_texcoord_unit(GLcontext *ctx)
+get_texcoord_unit(struct gl_context *ctx)
{
if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureCoordUnits) {
_mesa_error(ctx, GL_INVALID_OPERATION, "glEnable/Disable(texcoord unit)");
* \return GL_TRUE if state is changing or GL_FALSE if no change
*/
static GLboolean
-enable_texture(GLcontext *ctx, GLboolean state, GLbitfield texBit)
+enable_texture(struct gl_context *ctx, GLboolean state, GLbitfield texBit)
{
struct gl_texture_unit *texUnit = _mesa_get_current_tex_unit(ctx);
const GLbitfield newenabled = state
* dd_function_table::Enable.
*/
void
-_mesa_set_enable(GLcontext *ctx, GLenum cap, GLboolean state)
+_mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
{
if (MESA_VERBOSE & VERBOSE_API)
_mesa_debug(ctx, "%s %s (newstate is %x)\n",
ctx->Eval.AutoNormal = state;
break;
case GL_BLEND:
- if (ctx->Color.BlendEnabled == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_COLOR);
- ctx->Color.BlendEnabled = state;
+ {
+ GLbitfield newEnabled =
+ state * ((1 << ctx->Const.MaxDrawBuffers) - 1);
+ if (newEnabled != ctx->Color.BlendEnabled) {
+ FLUSH_VERTICES(ctx, _NEW_COLOR);
+ ctx->Color.BlendEnabled = newEnabled;
+ }
+ }
break;
#if FEATURE_userclip
- case GL_CLIP_PLANE0:
- case GL_CLIP_PLANE1:
- case GL_CLIP_PLANE2:
- case GL_CLIP_PLANE3:
- case GL_CLIP_PLANE4:
- case GL_CLIP_PLANE5:
+ case GL_CLIP_DISTANCE0:
+ case GL_CLIP_DISTANCE1:
+ case GL_CLIP_DISTANCE2:
+ case GL_CLIP_DISTANCE3:
+ case GL_CLIP_DISTANCE4:
+ case GL_CLIP_DISTANCE5:
+ case GL_CLIP_DISTANCE6:
+ case GL_CLIP_DISTANCE7:
{
- const GLuint p = cap - GL_CLIP_PLANE0;
+ const GLuint p = cap - GL_CLIP_DISTANCE0;
+
+ if (p >= ctx->Const.MaxClipPlanes)
+ goto invalid_enum_error;
- if ((ctx->Transform.ClipPlanesEnabled & (1 << p)) == ((GLuint) state << p))
+ if ((ctx->Transform.ClipPlanesEnabled & (1 << p))
+ == ((GLuint) state << p))
return;
FLUSH_VERTICES(ctx, _NEW_TRANSFORM);
if (state) {
ctx->Transform.ClipPlanesEnabled |= (1 << p);
-
- if (_math_matrix_is_dirty(ctx->ProjectionMatrixStack.Top))
- _math_matrix_analyse( ctx->ProjectionMatrixStack.Top );
-
- /* This derived state also calculated in clip.c and
- * from _mesa_update_state() on changes to EyeUserPlane
- * and ctx->ProjectionMatrix respectively.
- */
- _mesa_transform_vector( ctx->Transform._ClipUserPlane[p],
- ctx->Transform.EyeUserPlane[p],
- ctx->ProjectionMatrixStack.Top->inv );
+ _mesa_update_clip_plane(ctx, p);
}
else {
ctx->Transform.ClipPlanesEnabled &= ~(1 << p);
FLUSH_VERTICES(ctx, _NEW_POLYGON);
ctx->Polygon.CullFlag = state;
break;
- case GL_CULL_VERTEX_EXT:
- CHECK_EXTENSION(EXT_cull_vertex, cap);
- if (ctx->Transform.CullVertexFlag == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_TRANSFORM);
- ctx->Transform.CullVertexFlag = state;
- break;
case GL_DEPTH_TEST:
if (ctx->Depth.Test == state)
return;
FLUSH_VERTICES(ctx, _NEW_DEPTH);
ctx->Depth.Test = state;
break;
+ case GL_DEBUG_OUTPUT_SYNCHRONOUS_ARB:
+ ctx->Debug.SyncOutput = state;
+ break;
case GL_DITHER:
- if (ctx->NoDither) {
- state = GL_FALSE; /* MESA_NO_DITHER env var */
- }
if (ctx->Color.DitherFlag == state)
return;
FLUSH_VERTICES(ctx, _NEW_COLOR);
FLUSH_VERTICES(ctx, _NEW_FOG);
ctx->Fog.Enabled = state;
break;
- case GL_HISTOGRAM:
- CHECK_EXTENSION(EXT_histogram, cap);
- if (ctx->Pixel.HistogramEnabled == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_PIXEL);
- ctx->Pixel.HistogramEnabled = state;
- break;
case GL_LIGHT0:
case GL_LIGHT1:
case GL_LIGHT2:
FLUSH_VERTICES(ctx, _NEW_EVAL);
ctx->Eval.Map2Vertex4 = state;
break;
- case GL_MINMAX:
- if (ctx->Pixel.MinMaxEnabled == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_PIXEL);
- ctx->Pixel.MinMaxEnabled = state;
- break;
case GL_NORMALIZE:
if (ctx->Transform.Normalize == state)
return;
ctx->Polygon.OffsetLine = state;
break;
case GL_POLYGON_OFFSET_FILL:
- /*case GL_POLYGON_OFFSET_EXT:*/
if (ctx->Polygon.OffsetFill == state)
return;
FLUSH_VERTICES(ctx, _NEW_POLYGON);
FLUSH_VERTICES(ctx, _NEW_SCISSOR);
ctx->Scissor.Enabled = state;
break;
- case GL_SHARED_TEXTURE_PALETTE_EXT:
- if (ctx->Texture.SharedPalette == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- ctx->Texture.SharedPalette = state;
- break;
case GL_STENCIL_TEST:
if (ctx->Stencil.Enabled == state)
return;
return;
}
break;
- case GL_TEXTURE_GEN_Q:
- {
- struct gl_texture_unit *texUnit = get_texcoord_unit(ctx);
- if (texUnit) {
- GLuint newenabled = texUnit->TexGenEnabled & ~Q_BIT;
- if (state)
- newenabled |= Q_BIT;
- if (texUnit->TexGenEnabled == newenabled)
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->TexGenEnabled = newenabled;
- }
- }
- break;
- case GL_TEXTURE_GEN_R:
- {
- struct gl_texture_unit *texUnit = get_texcoord_unit(ctx);
- if (texUnit) {
- GLuint newenabled = texUnit->TexGenEnabled & ~R_BIT;
- if (state)
- newenabled |= R_BIT;
- if (texUnit->TexGenEnabled == newenabled)
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->TexGenEnabled = newenabled;
- }
- }
- break;
case GL_TEXTURE_GEN_S:
+ case GL_TEXTURE_GEN_T:
+ case GL_TEXTURE_GEN_R:
+ case GL_TEXTURE_GEN_Q:
{
struct gl_texture_unit *texUnit = get_texcoord_unit(ctx);
if (texUnit) {
- GLuint newenabled = texUnit->TexGenEnabled & ~S_BIT;
+ GLbitfield coordBit = S_BIT << (cap - GL_TEXTURE_GEN_S);
+ GLbitfield newenabled = texUnit->TexGenEnabled & ~coordBit;
if (state)
- newenabled |= S_BIT;
+ newenabled |= coordBit;
if (texUnit->TexGenEnabled == newenabled)
return;
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
}
}
break;
- case GL_TEXTURE_GEN_T:
- {
+
+#if FEATURE_ES1
+ case GL_TEXTURE_GEN_STR_OES:
+ /* disable S, T, and R at the same time */
+ {
struct gl_texture_unit *texUnit = get_texcoord_unit(ctx);
if (texUnit) {
- GLuint newenabled = texUnit->TexGenEnabled & ~T_BIT;
+ GLuint newenabled =
+ texUnit->TexGenEnabled & ~STR_BITS;
if (state)
- newenabled |= T_BIT;
+ newenabled |= STR_BITS;
if (texUnit->TexGenEnabled == newenabled)
return;
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
}
}
break;
+#endif
- /*
- * CLIENT STATE!!!
- */
+ /* client-side state */
case GL_VERTEX_ARRAY:
case GL_NORMAL_ARRAY:
case GL_COLOR_ARRAY:
client_state( ctx, cap, state );
return;
- /* GL_SGI_color_table */
- case GL_COLOR_TABLE_SGI:
- CHECK_EXTENSION(SGI_color_table, cap);
- if (ctx->Pixel.ColorTableEnabled[COLORTABLE_PRECONVOLUTION] == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_PIXEL);
- ctx->Pixel.ColorTableEnabled[COLORTABLE_PRECONVOLUTION] = state;
- break;
- case GL_POST_CONVOLUTION_COLOR_TABLE_SGI:
- CHECK_EXTENSION(SGI_color_table, cap);
- if (ctx->Pixel.ColorTableEnabled[COLORTABLE_POSTCONVOLUTION] == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_PIXEL);
- ctx->Pixel.ColorTableEnabled[COLORTABLE_POSTCONVOLUTION] = state;
- break;
- case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI:
- CHECK_EXTENSION(SGI_color_table, cap);
- if (ctx->Pixel.ColorTableEnabled[COLORTABLE_POSTCOLORMATRIX] == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_PIXEL);
- ctx->Pixel.ColorTableEnabled[COLORTABLE_POSTCOLORMATRIX] = state;
- break;
- case GL_TEXTURE_COLOR_TABLE_SGI:
- CHECK_EXTENSION(SGI_texture_color_table, cap);
- if (ctx->Texture.Unit[ctx->Texture.CurrentUnit].ColorTableEnabled == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- ctx->Texture.Unit[ctx->Texture.CurrentUnit].ColorTableEnabled = state;
- break;
-
- /* GL_EXT_convolution */
- case GL_CONVOLUTION_1D:
- CHECK_EXTENSION(EXT_convolution, cap);
- if (ctx->Pixel.Convolution1DEnabled == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_PIXEL);
- ctx->Pixel.Convolution1DEnabled = state;
- break;
- case GL_CONVOLUTION_2D:
- CHECK_EXTENSION(EXT_convolution, cap);
- if (ctx->Pixel.Convolution2DEnabled == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_PIXEL);
- ctx->Pixel.Convolution2DEnabled = state;
- break;
- case GL_SEPARABLE_2D:
- CHECK_EXTENSION(EXT_convolution, cap);
- if (ctx->Pixel.Separable2DEnabled == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_PIXEL);
- ctx->Pixel.Separable2DEnabled = state;
- break;
-
/* GL_ARB_texture_cube_map */
case GL_TEXTURE_CUBE_MAP_ARB:
CHECK_EXTENSION(ARB_texture_cube_map, cap);
ctx->Stencil.TestTwoSide = state;
if (state) {
ctx->Stencil._BackFace = 2;
- ctx->_TriangleCaps |= DD_TRI_TWOSTENCIL;
} else {
ctx->Stencil._BackFace = 1;
- ctx->_TriangleCaps &= ~DD_TRI_TWOSTENCIL;
}
break;
case GL_TEXTURE_CUBE_MAP_SEAMLESS:
CHECK_EXTENSION(ARB_seamless_cube_map, cap);
- ctx->Texture.CubeMapSeamless = state;
+ if (ctx->Texture.CubeMapSeamless != state) {
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ ctx->Texture.CubeMapSeamless = state;
+ }
break;
+#if FEATURE_EXT_transform_feedback
+ case GL_RASTERIZER_DISCARD:
+ CHECK_EXTENSION(EXT_transform_feedback, cap);
+ if (ctx->RasterDiscard != state) {
+ FLUSH_VERTICES(ctx, _NEW_RASTERIZER_DISCARD);
+ ctx->RasterDiscard = state;
+ }
+ break;
+#endif
+
+ /* GL 3.1 primitive restart. Note: this enum is different from
+ * GL_PRIMITIVE_RESTART_NV (which is client state).
+ */
+ case GL_PRIMITIVE_RESTART:
+ if (ctx->VersionMajor * 10 + ctx->VersionMinor < 31) {
+ goto invalid_enum_error;
+ }
+ if (ctx->Array.PrimitiveRestart != state) {
+ FLUSH_VERTICES(ctx, _NEW_TRANSFORM);
+ ctx->Array.PrimitiveRestart = state;
+ }
+ break;
+
+ /* GL3.0 - GL_framebuffer_sRGB */
+ case GL_FRAMEBUFFER_SRGB_EXT:
+ CHECK_EXTENSION(EXT_framebuffer_sRGB, cap);
+ FLUSH_VERTICES(ctx, _NEW_BUFFERS);
+ ctx->Color.sRGBEnabled = state;
+ break;
+
+ /* GL_OES_EGL_image_external */
+ case GL_TEXTURE_EXTERNAL_OES:
+ CHECK_EXTENSION(OES_EGL_image_external, cap);
+ if (!enable_texture(ctx, state, TEXTURE_EXTERNAL_BIT)) {
+ return;
+ }
+ break;
+
default:
- _mesa_error(ctx, GL_INVALID_ENUM,
- "%s(0x%x)", state ? "glEnable" : "glDisable", cap);
- return;
+ goto invalid_enum_error;
}
if (ctx->Driver.Enable) {
ctx->Driver.Enable( ctx, cap, state );
}
+
+ return;
+
+invalid_enum_error:
+ _mesa_error(ctx, GL_INVALID_ENUM, "gl%s(0x%x)",
+ state ? "Enable" : "Disable", cap);
}
}
+
+/**
+ * Enable/disable an indexed state var.
+ */
+void
+_mesa_set_enablei(struct gl_context *ctx, GLenum cap,
+ GLuint index, GLboolean state)
+{
+ ASSERT(state == 0 || state == 1);
+ switch (cap) {
+ case GL_BLEND:
+ if (!ctx->Extensions.EXT_draw_buffers2) {
+ goto invalid_enum_error;
+ }
+ if (index >= ctx->Const.MaxDrawBuffers) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(index=%u)",
+ state ? "glEnableIndexed" : "glDisableIndexed", index);
+ return;
+ }
+ if (((ctx->Color.BlendEnabled >> index) & 1) != state) {
+ FLUSH_VERTICES(ctx, _NEW_COLOR);
+ if (state)
+ ctx->Color.BlendEnabled |= (1 << index);
+ else
+ ctx->Color.BlendEnabled &= ~(1 << index);
+ }
+ break;
+ default:
+ goto invalid_enum_error;
+ }
+ return;
+
+invalid_enum_error:
+ _mesa_error(ctx, GL_INVALID_ENUM, "%s(cap=%s)",
+ state ? "glEnablei" : "glDisablei",
+ _mesa_lookup_enum_by_nr(cap));
+}
+
+
+void GLAPIENTRY
+_mesa_DisableIndexed( GLenum cap, GLuint index )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+ _mesa_set_enablei(ctx, cap, index, GL_FALSE);
+}
+
+
+void GLAPIENTRY
+_mesa_EnableIndexed( GLenum cap, GLuint index )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+ _mesa_set_enablei(ctx, cap, index, GL_TRUE);
+}
+
+
+GLboolean GLAPIENTRY
+_mesa_IsEnabledIndexed( GLenum cap, GLuint index )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
+ switch (cap) {
+ case GL_BLEND:
+ if (index >= ctx->Const.MaxDrawBuffers) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glIsEnabledIndexed(index=%u)",
+ index);
+ return GL_FALSE;
+ }
+ return (ctx->Color.BlendEnabled >> index) & 1;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glIsEnabledIndexed(cap=%s)",
+ _mesa_lookup_enum_by_nr(cap));
+ return GL_FALSE;
+ }
+}
+
+
+
+
#undef CHECK_EXTENSION
#define CHECK_EXTENSION(EXTNAME) \
if (!ctx->Extensions.EXTNAME) { \
- _mesa_error(ctx, GL_INVALID_ENUM, "glIsEnabled"); \
- return GL_FALSE; \
+ goto invalid_enum_error; \
}
#undef CHECK_EXTENSION2
#define CHECK_EXTENSION2(EXT1, EXT2) \
if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2) { \
- _mesa_error(ctx, GL_INVALID_ENUM, "glIsEnabled"); \
- return GL_FALSE; \
+ goto invalid_enum_error; \
}
* Helper function to determine whether a texture target is enabled.
*/
static GLboolean
-is_texture_enabled(GLcontext *ctx, GLbitfield bit)
+is_texture_enabled(struct gl_context *ctx, GLbitfield bit)
{
const struct gl_texture_unit *const texUnit =
&ctx->Texture.Unit[ctx->Texture.CurrentUnit];
_mesa_IsEnabled( GLenum cap )
{
GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
+
switch (cap) {
case GL_ALPHA_TEST:
return ctx->Color.AlphaEnabled;
case GL_AUTO_NORMAL:
return ctx->Eval.AutoNormal;
case GL_BLEND:
- return ctx->Color.BlendEnabled;
- case GL_CLIP_PLANE0:
- case GL_CLIP_PLANE1:
- case GL_CLIP_PLANE2:
- case GL_CLIP_PLANE3:
- case GL_CLIP_PLANE4:
- case GL_CLIP_PLANE5:
- return (ctx->Transform.ClipPlanesEnabled >> (cap - GL_CLIP_PLANE0)) & 1;
+ return ctx->Color.BlendEnabled & 1; /* return state for buffer[0] */
+ case GL_CLIP_DISTANCE0:
+ case GL_CLIP_DISTANCE1:
+ case GL_CLIP_DISTANCE2:
+ case GL_CLIP_DISTANCE3:
+ case GL_CLIP_DISTANCE4:
+ case GL_CLIP_DISTANCE5:
+ case GL_CLIP_DISTANCE6:
+ case GL_CLIP_DISTANCE7: {
+ const GLuint p = cap - GL_CLIP_DISTANCE0;
+
+ if (p >= ctx->Const.MaxClipPlanes)
+ goto invalid_enum_error;
+
+ return (ctx->Transform.ClipPlanesEnabled >> p) & 1;
+ }
case GL_COLOR_MATERIAL:
return ctx->Light.ColorMaterialEnabled;
case GL_CULL_FACE:
return ctx->Polygon.CullFlag;
+ case GL_DEBUG_OUTPUT_SYNCHRONOUS_ARB:
+ return ctx->Debug.SyncOutput;
case GL_DEPTH_TEST:
return ctx->Depth.Test;
case GL_DITHER:
case GL_POLYGON_OFFSET_LINE:
return ctx->Polygon.OffsetLine;
case GL_POLYGON_OFFSET_FILL:
- /*case GL_POLYGON_OFFSET_EXT:*/
return ctx->Polygon.OffsetFill;
case GL_RESCALE_NORMAL_EXT:
return ctx->Transform.RescaleNormals;
case GL_SCISSOR_TEST:
return ctx->Scissor.Enabled;
- case GL_SHARED_TEXTURE_PALETTE_EXT:
- return ctx->Texture.SharedPalette;
case GL_STENCIL_TEST:
return ctx->Stencil.Enabled;
case GL_TEXTURE_1D:
return is_texture_enabled(ctx, TEXTURE_2D_BIT);
case GL_TEXTURE_3D:
return is_texture_enabled(ctx, TEXTURE_3D_BIT);
- case GL_TEXTURE_GEN_Q:
- {
- const struct gl_texture_unit *texUnit = get_texcoord_unit(ctx);
- if (texUnit) {
- return (texUnit->TexGenEnabled & Q_BIT) ? GL_TRUE : GL_FALSE;
- }
- }
- return GL_FALSE;
- case GL_TEXTURE_GEN_R:
- {
- const struct gl_texture_unit *texUnit = get_texcoord_unit(ctx);
- if (texUnit) {
- return (texUnit->TexGenEnabled & R_BIT) ? GL_TRUE : GL_FALSE;
- }
- }
- return GL_FALSE;
case GL_TEXTURE_GEN_S:
+ case GL_TEXTURE_GEN_T:
+ case GL_TEXTURE_GEN_R:
+ case GL_TEXTURE_GEN_Q:
{
const struct gl_texture_unit *texUnit = get_texcoord_unit(ctx);
if (texUnit) {
- return (texUnit->TexGenEnabled & S_BIT) ? GL_TRUE : GL_FALSE;
+ GLbitfield coordBit = S_BIT << (cap - GL_TEXTURE_GEN_S);
+ return (texUnit->TexGenEnabled & coordBit) ? GL_TRUE : GL_FALSE;
}
}
return GL_FALSE;
- case GL_TEXTURE_GEN_T:
- {
+#if FEATURE_ES1
+ case GL_TEXTURE_GEN_STR_OES:
+ {
const struct gl_texture_unit *texUnit = get_texcoord_unit(ctx);
if (texUnit) {
- return (texUnit->TexGenEnabled & T_BIT) ? GL_TRUE : GL_FALSE;
+ return (texUnit->TexGenEnabled & STR_BITS) == STR_BITS
+ ? GL_TRUE : GL_FALSE;
}
}
- return GL_FALSE;
+#endif
- /*
- * CLIENT STATE!!!
- */
+ /* client-side state */
case GL_VERTEX_ARRAY:
- return (ctx->Array.ArrayObj->Vertex.Enabled != 0);
+ return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_POS].Enabled != 0);
case GL_NORMAL_ARRAY:
- return (ctx->Array.ArrayObj->Normal.Enabled != 0);
+ return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_NORMAL].Enabled != 0);
case GL_COLOR_ARRAY:
- return (ctx->Array.ArrayObj->Color.Enabled != 0);
+ return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_COLOR0].Enabled != 0);
case GL_INDEX_ARRAY:
- return (ctx->Array.ArrayObj->Index.Enabled != 0);
+ return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled != 0);
case GL_TEXTURE_COORD_ARRAY:
- return (ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Enabled != 0);
+ return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_TEX(ctx->Array.ActiveTexture)]
+ .Enabled != 0);
case GL_EDGE_FLAG_ARRAY:
- return (ctx->Array.ArrayObj->EdgeFlag.Enabled != 0);
+ return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled != 0);
case GL_FOG_COORDINATE_ARRAY_EXT:
CHECK_EXTENSION(EXT_fog_coord);
- return (ctx->Array.ArrayObj->FogCoord.Enabled != 0);
+ return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_FOG].Enabled != 0);
case GL_SECONDARY_COLOR_ARRAY_EXT:
CHECK_EXTENSION(EXT_secondary_color);
- return (ctx->Array.ArrayObj->SecondaryColor.Enabled != 0);
+ return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_COLOR1].Enabled != 0);
#if FEATURE_point_size_array
case GL_POINT_SIZE_ARRAY_OES:
- return (ctx->Array.ArrayObj->PointSize.Enabled != 0);
+ return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_POINT_SIZE].Enabled != 0);
#endif
- /* GL_EXT_histogram */
- case GL_HISTOGRAM:
- CHECK_EXTENSION(EXT_histogram);
- return ctx->Pixel.HistogramEnabled;
- case GL_MINMAX:
- CHECK_EXTENSION(EXT_histogram);
- return ctx->Pixel.MinMaxEnabled;
-
- /* GL_SGI_color_table */
- case GL_COLOR_TABLE_SGI:
- CHECK_EXTENSION(SGI_color_table);
- return ctx->Pixel.ColorTableEnabled[COLORTABLE_PRECONVOLUTION];
- case GL_POST_CONVOLUTION_COLOR_TABLE_SGI:
- CHECK_EXTENSION(SGI_color_table);
- return ctx->Pixel.ColorTableEnabled[COLORTABLE_POSTCONVOLUTION];
- case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI:
- CHECK_EXTENSION(SGI_color_table);
- return ctx->Pixel.ColorTableEnabled[COLORTABLE_POSTCOLORMATRIX];
-
- /* GL_SGI_texture_color_table */
- case GL_TEXTURE_COLOR_TABLE_SGI:
- CHECK_EXTENSION(SGI_texture_color_table);
- return ctx->Texture.Unit[ctx->Texture.CurrentUnit].ColorTableEnabled;
-
- /* GL_EXT_convolution */
- case GL_CONVOLUTION_1D:
- CHECK_EXTENSION(EXT_convolution);
- return ctx->Pixel.Convolution1DEnabled;
- case GL_CONVOLUTION_2D:
- CHECK_EXTENSION(EXT_convolution);
- return ctx->Pixel.Convolution2DEnabled;
- case GL_SEPARABLE_2D:
- CHECK_EXTENSION(EXT_convolution);
- return ctx->Pixel.Separable2DEnabled;
-
/* GL_ARB_texture_cube_map */
case GL_TEXTURE_CUBE_MAP_ARB:
CHECK_EXTENSION(ARB_texture_cube_map);
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);
+ ASSERT(VERT_ATTRIB_GENERIC(n) < Elements(ctx->Array.ArrayObj->VertexAttrib));
+ return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(n)].Enabled != 0);
}
case GL_MAP1_VERTEX_ATTRIB0_4_NV:
case GL_MAP1_VERTEX_ATTRIB1_4_NV:
CHECK_EXTENSION(ARB_seamless_cube_map);
return ctx->Texture.CubeMapSeamless;
+#if FEATURE_EXT_transform_feedback
+ case GL_RASTERIZER_DISCARD:
+ CHECK_EXTENSION(EXT_transform_feedback);
+ return ctx->RasterDiscard;
+#endif
+
+ /* GL_NV_primitive_restart */
+ case GL_PRIMITIVE_RESTART_NV:
+ if (!ctx->Extensions.NV_primitive_restart) {
+ goto invalid_enum_error;
+ }
+ return ctx->Array.PrimitiveRestart;
+
+ /* GL 3.1 primitive restart */
+ case GL_PRIMITIVE_RESTART:
+ if (ctx->VersionMajor * 10 + ctx->VersionMinor < 31) {
+ goto invalid_enum_error;
+ }
+ return ctx->Array.PrimitiveRestart;
+
+ /* GL3.0 - GL_framebuffer_sRGB */
+ case GL_FRAMEBUFFER_SRGB_EXT:
+ CHECK_EXTENSION(EXT_framebuffer_sRGB);
+ return ctx->Color.sRGBEnabled;
+
+ /* GL_OES_EGL_image_external */
+ case GL_TEXTURE_EXTERNAL_OES:
+ CHECK_EXTENSION(OES_EGL_image_external);
+ return is_texture_enabled(ctx, TEXTURE_EXTERNAL_BIT);
+
default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glIsEnabled(0x%x)", (int) cap);
- return GL_FALSE;
+ goto invalid_enum_error;
}
+
+ return GL_FALSE;
+
+invalid_enum_error:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glIsEnabled(0x%x)", (int) cap);
+ return GL_FALSE;
}
projects / mesa.git / blobdiff