#include "context.h"
#include "enable.h"
#include "light.h"
-#include "macros.h"
#include "simple_list.h"
#include "mtypes.h"
#include "enums.h"
#include "api_arrayelt.h"
+#include "texstate.h"
static void
client_state(GLcontext *ctx, GLenum cap, GLboolean state)
{
+ struct gl_array_object *arrayObj = ctx->Array.ArrayObj;
GLuint flag;
GLboolean *var;
switch (cap) {
case GL_VERTEX_ARRAY:
- var = &ctx->Array.ArrayObj->Vertex.Enabled;
+ var = &arrayObj->Vertex.Enabled;
flag = _NEW_ARRAY_VERTEX;
break;
case GL_NORMAL_ARRAY:
- var = &ctx->Array.ArrayObj->Normal.Enabled;
+ var = &arrayObj->Normal.Enabled;
flag = _NEW_ARRAY_NORMAL;
break;
case GL_COLOR_ARRAY:
- var = &ctx->Array.ArrayObj->Color.Enabled;
+ var = &arrayObj->Color.Enabled;
flag = _NEW_ARRAY_COLOR0;
break;
case GL_INDEX_ARRAY:
- var = &ctx->Array.ArrayObj->Index.Enabled;
+ var = &arrayObj->Index.Enabled;
flag = _NEW_ARRAY_INDEX;
break;
case GL_TEXTURE_COORD_ARRAY:
- var = &ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Enabled;
+ var = &arrayObj->TexCoord[ctx->Array.ActiveTexture].Enabled;
flag = _NEW_ARRAY_TEXCOORD(ctx->Array.ActiveTexture);
break;
case GL_EDGE_FLAG_ARRAY:
- var = &ctx->Array.ArrayObj->EdgeFlag.Enabled;
+ var = &arrayObj->EdgeFlag.Enabled;
flag = _NEW_ARRAY_EDGEFLAG;
break;
case GL_FOG_COORDINATE_ARRAY_EXT:
- var = &ctx->Array.ArrayObj->FogCoord.Enabled;
+ var = &arrayObj->FogCoord.Enabled;
flag = _NEW_ARRAY_FOGCOORD;
break;
case GL_SECONDARY_COLOR_ARRAY_EXT:
- var = &ctx->Array.ArrayObj->SecondaryColor.Enabled;
+ var = &arrayObj->SecondaryColor.Enabled;
flag = _NEW_ARRAY_COLOR1;
break;
#if FEATURE_point_size_array
case GL_POINT_SIZE_ARRAY_OES:
- var = &ctx->Array.ArrayObj->PointSize.Enabled;
+ var = &arrayObj->PointSize.Enabled;
flag = _NEW_ARRAY_POINT_SIZE;
break;
#endif
{
GLint n = (GLint) cap - GL_VERTEX_ATTRIB_ARRAY0_NV;
ASSERT(n < Elements(ctx->Array.ArrayObj->VertexAttrib));
- var = &ctx->Array.ArrayObj->VertexAttrib[n].Enabled;
+ var = &arrayObj->VertexAttrib[n].Enabled;
flag = _NEW_ARRAY_ATTRIB(n);
}
break;
static GLboolean
enable_texture(GLcontext *ctx, GLboolean state, GLbitfield texBit)
{
- const GLuint curr = ctx->Texture.CurrentUnit;
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[curr];
+ struct gl_texture_unit *texUnit = _mesa_get_current_tex_unit(ctx);
const GLbitfield newenabled = state
? (texUnit->Enabled | texBit) : (texUnit->Enabled & ~texBit);
- if (!ctx->DrawBuffer->Visual.rgbMode || texUnit->Enabled == newenabled)
+ if (texUnit->Enabled == newenabled)
return GL_FALSE;
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
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:
/* GL_EXT_depth_bounds_test */
case GL_DEPTH_BOUNDS_TEST_EXT:
CHECK_EXTENSION(EXT_depth_bounds_test, cap);
- if (state && ctx->DrawBuffer->Visual.depthBits == 0) {
- _mesa_warning(ctx,
- "glEnable(GL_DEPTH_BOUNDS_TEST_EXT) but no depth buffer");
- return;
- }
if (ctx->Depth.BoundsTest == state)
return;
FLUSH_VERTICES(ctx, _NEW_DEPTH);
ctx->Texture.CubeMapSeamless = state;
break;
+#if FEATURE_EXT_transform_feedback
+ case GL_RASTERIZER_DISCARD:
+ CHECK_EXTENSION(EXT_transform_feedback, cap);
+ if (ctx->TransformFeedback.RasterDiscard != state) {
+ ctx->TransformFeedback.RasterDiscard = state;
+ FLUSH_VERTICES(ctx, _NEW_TRANSFORM);
+ }
+ break;
+#endif
+
default:
_mesa_error(ctx, GL_INVALID_ENUM,
"%s(0x%x)", state ? "glEnable" : "glDisable", cap);
}
+
+/**
+ * Enable/disable an indexed state var.
+ */
+void
+_mesa_set_enablei(GLcontext *ctx, GLenum cap, GLuint index, GLboolean state)
+{
+ ASSERT(state == 0 || state == 1);
+ switch (cap) {
+ case GL_BLEND:
+ if (!ctx->Extensions.EXT_draw_buffers2) {
+ goto bad_cap_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 bad_cap_error;
+ }
+ return;
+
+bad_cap_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);
+ 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) { \
case GL_AUTO_NORMAL:
return ctx->Eval.AutoNormal;
case GL_BLEND:
- return ctx->Color.BlendEnabled;
+ return ctx->Color.BlendEnabled & 1; /* return state for buffer[0] */
case GL_CLIP_PLANE0:
case GL_CLIP_PLANE1:
case GL_CLIP_PLANE2:
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->TransformFeedback.RasterDiscard;
+#endif
+
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glIsEnabled(0x%x)", (int) cap);
return GL_FALSE;
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