/*
* Mesa 3-D graphics library
- * Version: 7.3
+ * Version: 7.6
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
* Copyright (C) 2009 VMware, Inc. All Rights Reserved.
#include "texparam.h"
#include "texstate.h"
#include "varray.h"
+#include "viewport.h"
#include "mtypes.h"
-#include "math/m_xform.h"
+
+
+/**
+ * glEnable()/glDisable() attribute group (GL_ENABLE_BIT).
+ */
+struct gl_enable_attrib
+{
+ GLboolean AlphaTest;
+ GLboolean AutoNormal;
+ GLboolean Blend;
+ GLbitfield ClipPlanes;
+ GLboolean ColorMaterial;
+ GLboolean ColorTable[COLORTABLE_MAX];
+ GLboolean Convolution1D;
+ GLboolean Convolution2D;
+ GLboolean Separable2D;
+ GLboolean CullFace;
+ GLboolean DepthTest;
+ GLboolean Dither;
+ GLboolean Fog;
+ GLboolean Histogram;
+ GLboolean Light[MAX_LIGHTS];
+ GLboolean Lighting;
+ GLboolean LineSmooth;
+ GLboolean LineStipple;
+ GLboolean IndexLogicOp;
+ GLboolean ColorLogicOp;
+
+ GLboolean Map1Color4;
+ GLboolean Map1Index;
+ GLboolean Map1Normal;
+ GLboolean Map1TextureCoord1;
+ GLboolean Map1TextureCoord2;
+ GLboolean Map1TextureCoord3;
+ GLboolean Map1TextureCoord4;
+ GLboolean Map1Vertex3;
+ GLboolean Map1Vertex4;
+ GLboolean Map1Attrib[16]; /* GL_NV_vertex_program */
+ GLboolean Map2Color4;
+ GLboolean Map2Index;
+ GLboolean Map2Normal;
+ GLboolean Map2TextureCoord1;
+ GLboolean Map2TextureCoord2;
+ GLboolean Map2TextureCoord3;
+ GLboolean Map2TextureCoord4;
+ GLboolean Map2Vertex3;
+ GLboolean Map2Vertex4;
+ GLboolean Map2Attrib[16]; /* GL_NV_vertex_program */
+
+ GLboolean MinMax;
+ GLboolean Normalize;
+ GLboolean PixelTexture;
+ GLboolean PointSmooth;
+ GLboolean PolygonOffsetPoint;
+ GLboolean PolygonOffsetLine;
+ GLboolean PolygonOffsetFill;
+ GLboolean PolygonSmooth;
+ GLboolean PolygonStipple;
+ GLboolean RescaleNormals;
+ GLboolean Scissor;
+ GLboolean Stencil;
+ GLboolean StencilTwoSide; /* GL_EXT_stencil_two_side */
+ GLboolean MultisampleEnabled; /* GL_ARB_multisample */
+ GLboolean SampleAlphaToCoverage; /* GL_ARB_multisample */
+ GLboolean SampleAlphaToOne; /* GL_ARB_multisample */
+ GLboolean SampleCoverage; /* GL_ARB_multisample */
+ GLboolean SampleCoverageInvert; /* GL_ARB_multisample */
+ GLboolean RasterPositionUnclipped; /* GL_IBM_rasterpos_clip */
+
+ GLbitfield Texture[MAX_TEXTURE_UNITS];
+ GLbitfield TexGen[MAX_TEXTURE_UNITS];
+
+ /* SGI_texture_color_table */
+ GLboolean TextureColorTable[MAX_TEXTURE_UNITS];
+
+ /* GL_ARB_vertex_program / GL_NV_vertex_program */
+ GLboolean VertexProgram;
+ GLboolean VertexProgramPointSize;
+ GLboolean VertexProgramTwoSide;
+
+ /* GL_ARB_point_sprite / GL_NV_point_sprite */
+ GLboolean PointSprite;
+ GLboolean FragmentShaderATI;
+};
+
+
+/**
+ * Node for the attribute stack.
+ */
+struct gl_attrib_node
+{
+ GLbitfield kind;
+ void *data;
+ struct gl_attrib_node *next;
+};
+
+
/**
* Special struct for saving/restoring texture state (GL_TEXTURE_BIT)
if (mask & GL_TEXTURE_BIT) {
struct texture_state *texstate = CALLOC_STRUCT(texture_state);
- GLuint u;
+ GLuint u, tex;
if (!texstate) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glPushAttrib(GL_TEXTURE_BIT)");
* accidentally get deleted while referenced in the attribute stack.
*/
for (u = 0; u < ctx->Const.MaxTextureUnits; u++) {
- _mesa_reference_texobj(&texstate->SavedTexRef[u][TEXTURE_1D_INDEX],
- ctx->Texture.Unit[u].Current1D);
- _mesa_reference_texobj(&texstate->SavedTexRef[u][TEXTURE_2D_INDEX],
- ctx->Texture.Unit[u].Current2D);
- _mesa_reference_texobj(&texstate->SavedTexRef[u][TEXTURE_3D_INDEX],
- ctx->Texture.Unit[u].Current3D);
- _mesa_reference_texobj(&texstate->SavedTexRef[u][TEXTURE_CUBE_INDEX],
- ctx->Texture.Unit[u].CurrentCubeMap);
- _mesa_reference_texobj(&texstate->SavedTexRef[u][TEXTURE_RECT_INDEX],
- ctx->Texture.Unit[u].CurrentRect);
- _mesa_reference_texobj(&texstate->SavedTexRef[u][TEXTURE_1D_ARRAY_INDEX],
- ctx->Texture.Unit[u].Current1DArray);
- _mesa_reference_texobj(&texstate->SavedTexRef[u][TEXTURE_2D_ARRAY_INDEX],
- ctx->Texture.Unit[u].Current2DArray);
+ for (tex = 0; tex < NUM_TEXTURE_TARGETS; tex++) {
+ _mesa_reference_texobj(&texstate->SavedTexRef[u][tex],
+ ctx->Texture.Unit[u].CurrentTex[tex]);
+ }
}
/* copy state/contents of the currently bound texture objects */
for (u = 0; u < ctx->Const.MaxTextureUnits; u++) {
- _mesa_copy_texture_object(&texstate->SavedObj[u][TEXTURE_1D_INDEX],
- ctx->Texture.Unit[u].Current1D);
- _mesa_copy_texture_object(&texstate->SavedObj[u][TEXTURE_2D_INDEX],
- ctx->Texture.Unit[u].Current2D);
- _mesa_copy_texture_object(&texstate->SavedObj[u][TEXTURE_3D_INDEX],
- ctx->Texture.Unit[u].Current3D);
- _mesa_copy_texture_object(&texstate->SavedObj[u][TEXTURE_CUBE_INDEX],
- ctx->Texture.Unit[u].CurrentCubeMap);
- _mesa_copy_texture_object(&texstate->SavedObj[u][TEXTURE_RECT_INDEX],
- ctx->Texture.Unit[u].CurrentRect);
- _mesa_copy_texture_object(&texstate->SavedObj[u][TEXTURE_1D_ARRAY_INDEX],
- ctx->Texture.Unit[u].Current1DArray);
- _mesa_copy_texture_object(&texstate->SavedObj[u][TEXTURE_2D_ARRAY_INDEX],
- ctx->Texture.Unit[u].Current2DArray);
+ for (tex = 0; tex < NUM_TEXTURE_TARGETS; tex++) {
+ _mesa_copy_texture_object(&texstate->SavedObj[u][tex],
+ ctx->Texture.Unit[u].CurrentTex[tex]);
+ }
}
_mesa_unlock_context_textures(ctx);
static void
pop_enable_group(GLcontext *ctx, const struct gl_enable_attrib *enable)
{
+ const GLuint curTexUnitSave = ctx->Texture.CurrentUnit;
GLuint i;
#define TEST_AND_UPDATE(VALUE, NEWVALUE, ENUM) \
/* texture unit enables */
for (i = 0; i < ctx->Const.MaxTextureUnits; i++) {
- if (ctx->Texture.Unit[i].Enabled != enable->Texture[i]) {
- ctx->Texture.Unit[i].Enabled = enable->Texture[i];
- if (ctx->Driver.Enable) {
- if (ctx->Driver.ActiveTexture) {
- (*ctx->Driver.ActiveTexture)(ctx, i);
- }
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_1D,
- (GLboolean) (enable->Texture[i] & TEXTURE_1D_BIT) );
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_2D,
- (GLboolean) (enable->Texture[i] & TEXTURE_2D_BIT) );
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_3D,
- (GLboolean) (enable->Texture[i] & TEXTURE_3D_BIT) );
- if (ctx->Extensions.ARB_texture_cube_map)
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_CUBE_MAP_ARB,
- (GLboolean) (enable->Texture[i] & TEXTURE_CUBE_BIT) );
- if (ctx->Extensions.NV_texture_rectangle)
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_RECTANGLE_NV,
- (GLboolean) (enable->Texture[i] & TEXTURE_RECT_BIT) );
+ const GLbitfield enabled = enable->Texture[i];
+ const GLbitfield genEnabled = enable->TexGen[i];
+
+ if (ctx->Texture.Unit[i].Enabled != enabled) {
+ _mesa_ActiveTextureARB(GL_TEXTURE0 + i);
+
+ _mesa_set_enable(ctx, GL_TEXTURE_1D,
+ (enabled & TEXTURE_1D_BIT) ? GL_TRUE : GL_FALSE);
+ _mesa_set_enable(ctx, GL_TEXTURE_2D,
+ (enabled & TEXTURE_2D_BIT) ? GL_TRUE : GL_FALSE);
+ _mesa_set_enable(ctx, GL_TEXTURE_3D,
+ (enabled & TEXTURE_3D_BIT) ? GL_TRUE : GL_FALSE);
+ if (ctx->Extensions.NV_texture_rectangle) {
+ _mesa_set_enable(ctx, GL_TEXTURE_RECTANGLE_ARB,
+ (enabled & TEXTURE_RECT_BIT) ? GL_TRUE : GL_FALSE);
+ }
+ if (ctx->Extensions.ARB_texture_cube_map) {
+ _mesa_set_enable(ctx, GL_TEXTURE_CUBE_MAP,
+ (enabled & TEXTURE_CUBE_BIT) ? GL_TRUE : GL_FALSE);
+ }
+ if (ctx->Extensions.MESA_texture_array) {
+ _mesa_set_enable(ctx, GL_TEXTURE_1D_ARRAY_EXT,
+ (enabled & TEXTURE_1D_ARRAY_BIT) ? GL_TRUE : GL_FALSE);
+ _mesa_set_enable(ctx, GL_TEXTURE_2D_ARRAY_EXT,
+ (enabled & TEXTURE_2D_ARRAY_BIT) ? GL_TRUE : GL_FALSE);
}
}
- if (ctx->Texture.Unit[i].TexGenEnabled != enable->TexGen[i]) {
- ctx->Texture.Unit[i].TexGenEnabled = enable->TexGen[i];
- if (ctx->Driver.Enable) {
- if (ctx->Driver.ActiveTexture) {
- (*ctx->Driver.ActiveTexture)(ctx, i);
- }
- if (enable->TexGen[i] & S_BIT)
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_S, GL_TRUE);
- else
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_S, GL_FALSE);
- if (enable->TexGen[i] & T_BIT)
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_T, GL_TRUE);
- else
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_T, GL_FALSE);
- if (enable->TexGen[i] & R_BIT)
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_R, GL_TRUE);
- else
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_R, GL_FALSE);
- if (enable->TexGen[i] & Q_BIT)
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_Q, GL_TRUE);
- else
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_Q, GL_FALSE);
- }
+ if (ctx->Texture.Unit[i].TexGenEnabled != genEnabled) {
+ _mesa_ActiveTextureARB(GL_TEXTURE0 + i);
+ _mesa_set_enable(ctx, GL_TEXTURE_GEN_S,
+ (genEnabled & S_BIT) ? GL_TRUE : GL_FALSE);
+ _mesa_set_enable(ctx, GL_TEXTURE_GEN_T,
+ (genEnabled & T_BIT) ? GL_TRUE : GL_FALSE);
+ _mesa_set_enable(ctx, GL_TEXTURE_GEN_R,
+ (genEnabled & R_BIT) ? GL_TRUE : GL_FALSE);
+ _mesa_set_enable(ctx, GL_TEXTURE_GEN_Q,
+ (genEnabled & Q_BIT) ? GL_TRUE : GL_FALSE);
}
/* GL_SGI_texture_color_table */
ctx->Texture.Unit[i].ColorTableEnabled = enable->TextureColorTable[i];
}
- if (ctx->Driver.ActiveTexture) {
- (*ctx->Driver.ActiveTexture)(ctx, ctx->Texture.CurrentUnit);
- }
+ _mesa_ActiveTextureARB(GL_TEXTURE0 + curTexUnitSave);
}
_mesa_set_enable(ctx, GL_TEXTURE_RECTANGLE_NV,
(unit->Enabled & TEXTURE_RECT_BIT) ? GL_TRUE : GL_FALSE);
}
+ if (ctx->Extensions.MESA_texture_array) {
+ _mesa_set_enable(ctx, GL_TEXTURE_1D_ARRAY_EXT,
+ (unit->Enabled & TEXTURE_1D_ARRAY_BIT) ? GL_TRUE : GL_FALSE);
+ _mesa_set_enable(ctx, GL_TEXTURE_2D_ARRAY_EXT,
+ (unit->Enabled & TEXTURE_2D_ARRAY_BIT) ? GL_TRUE : GL_FALSE);
+ }
+
if (ctx->Extensions.SGI_texture_color_table) {
_mesa_set_enable(ctx, GL_TEXTURE_COLOR_TABLE_SGI,
unit->ColorTableEnabled);
}
_mesa_TexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, unit->EnvMode);
_mesa_TexEnvfv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, unit->EnvColor);
- _mesa_TexGeni(GL_S, GL_TEXTURE_GEN_MODE, unit->GenModeS);
- _mesa_TexGeni(GL_T, GL_TEXTURE_GEN_MODE, unit->GenModeT);
- _mesa_TexGeni(GL_R, GL_TEXTURE_GEN_MODE, unit->GenModeR);
- _mesa_TexGeni(GL_Q, GL_TEXTURE_GEN_MODE, unit->GenModeQ);
- _mesa_TexGenfv(GL_S, GL_OBJECT_PLANE, unit->ObjectPlaneS);
- _mesa_TexGenfv(GL_T, GL_OBJECT_PLANE, unit->ObjectPlaneT);
- _mesa_TexGenfv(GL_R, GL_OBJECT_PLANE, unit->ObjectPlaneR);
- _mesa_TexGenfv(GL_Q, GL_OBJECT_PLANE, unit->ObjectPlaneQ);
+ _mesa_TexGeni(GL_S, GL_TEXTURE_GEN_MODE, unit->GenS.Mode);
+ _mesa_TexGeni(GL_T, GL_TEXTURE_GEN_MODE, unit->GenT.Mode);
+ _mesa_TexGeni(GL_R, GL_TEXTURE_GEN_MODE, unit->GenR.Mode);
+ _mesa_TexGeni(GL_Q, GL_TEXTURE_GEN_MODE, unit->GenQ.Mode);
+ _mesa_TexGenfv(GL_S, GL_OBJECT_PLANE, unit->GenS.ObjectPlane);
+ _mesa_TexGenfv(GL_T, GL_OBJECT_PLANE, unit->GenT.ObjectPlane);
+ _mesa_TexGenfv(GL_R, GL_OBJECT_PLANE, unit->GenR.ObjectPlane);
+ _mesa_TexGenfv(GL_Q, GL_OBJECT_PLANE, unit->GenQ.ObjectPlane);
/* Eye plane done differently to avoid re-transformation */
{
struct gl_texture_unit *destUnit = &ctx->Texture.Unit[u];
- COPY_4FV(destUnit->EyePlaneS, unit->EyePlaneS);
- COPY_4FV(destUnit->EyePlaneT, unit->EyePlaneT);
- COPY_4FV(destUnit->EyePlaneR, unit->EyePlaneR);
- COPY_4FV(destUnit->EyePlaneQ, unit->EyePlaneQ);
+ COPY_4FV(destUnit->GenS.EyePlane, unit->GenS.EyePlane);
+ COPY_4FV(destUnit->GenT.EyePlane, unit->GenT.EyePlane);
+ COPY_4FV(destUnit->GenR.EyePlane, unit->GenR.EyePlane);
+ COPY_4FV(destUnit->GenQ.EyePlane, unit->GenQ.EyePlane);
if (ctx->Driver.TexGen) {
- ctx->Driver.TexGen(ctx, GL_S, GL_EYE_PLANE, unit->EyePlaneS);
- ctx->Driver.TexGen(ctx, GL_T, GL_EYE_PLANE, unit->EyePlaneT);
- ctx->Driver.TexGen(ctx, GL_R, GL_EYE_PLANE, unit->EyePlaneR);
- ctx->Driver.TexGen(ctx, GL_Q, GL_EYE_PLANE, unit->EyePlaneQ);
+ ctx->Driver.TexGen(ctx, GL_S, GL_EYE_PLANE, unit->GenS.EyePlane);
+ ctx->Driver.TexGen(ctx, GL_T, GL_EYE_PLANE, unit->GenT.EyePlane);
+ ctx->Driver.TexGen(ctx, GL_R, GL_EYE_PLANE, unit->GenR.EyePlane);
+ ctx->Driver.TexGen(ctx, GL_Q, GL_EYE_PLANE, unit->GenQ.EyePlane);
}
}
_mesa_set_enable(ctx, GL_TEXTURE_GEN_S,
/* Restore texture object state for each target */
for (tgt = 0; tgt < NUM_TEXTURE_TARGETS; tgt++) {
const struct gl_texture_object *obj = NULL;
- GLfloat bordColor[4];
GLenum target;
obj = &texstate->SavedObj[u][tgt];
_mesa_BindTexture(target, obj->Name);
- bordColor[0] = CHAN_TO_FLOAT(obj->BorderColor[0]);
- bordColor[1] = CHAN_TO_FLOAT(obj->BorderColor[1]);
- bordColor[2] = CHAN_TO_FLOAT(obj->BorderColor[2]);
- bordColor[3] = CHAN_TO_FLOAT(obj->BorderColor[3]);
-
- _mesa_TexParameterfv(target, GL_TEXTURE_BORDER_COLOR, bordColor);
+ _mesa_TexParameterfv(target, GL_TEXTURE_BORDER_COLOR, obj->BorderColor);
_mesa_TexParameterf(target, GL_TEXTURE_PRIORITY, obj->Priority);
_mesa_TexParameteri(target, GL_TEXTURE_WRAP_S, obj->WrapS);
_mesa_TexParameteri(target, GL_TEXTURE_WRAP_T, obj->WrapT);
_mesa_TexParameterf(target, GL_TEXTURE_MAX_ANISOTROPY_EXT,
obj->MaxAnisotropy);
}
- if (ctx->Extensions.SGIX_shadow) {
- _mesa_TexParameteri(target, GL_TEXTURE_COMPARE_SGIX,
- obj->CompareFlag);
- _mesa_TexParameteri(target, GL_TEXTURE_COMPARE_OPERATOR_SGIX,
- obj->CompareOperator);
- }
- if (ctx->Extensions.SGIX_shadow_ambient) {
- _mesa_TexParameterf(target, GL_SHADOW_AMBIENT_SGIX,
- obj->ShadowAmbient);
+ if (ctx->Extensions.ARB_shadow_ambient) {
+ _mesa_TexParameterf(target, GL_TEXTURE_COMPARE_FAIL_VALUE_ARB,
+ obj->CompareFailValue);
}
}
* function, but legal for the later.
*/
GLboolean multipleBuffers = GL_FALSE;
- if (ctx->Extensions.ARB_draw_buffers) {
- GLuint i;
- for (i = 1; i < ctx->Const.MaxDrawBuffers; i++) {
- if (color->DrawBuffer[i] != GL_NONE) {
- multipleBuffers = GL_TRUE;
- break;
- }
- }
+ GLuint i;
+
+ for (i = 1; i < ctx->Const.MaxDrawBuffers; i++) {
+ if (color->DrawBuffer[i] != GL_NONE) {
+ multipleBuffers = GL_TRUE;
+ break;
+ }
}
/* Call the API_level functions, not _mesa_drawbuffers()
* since we need to do error checking on the pop'd
_mesa_Hint(GL_FOG_HINT, hint->Fog);
_mesa_Hint(GL_CLIP_VOLUME_CLIPPING_HINT_EXT,
hint->ClipVolumeClipping);
- if (ctx->Extensions.ARB_texture_compression)
- _mesa_Hint(GL_TEXTURE_COMPRESSION_HINT_ARB,
- hint->TextureCompression);
+ _mesa_Hint(GL_TEXTURE_COMPRESSION_HINT_ARB,
+ hint->TextureCompression);
}
break;
case GL_LIGHTING_BIT:
_mesa_light(ctx, i, GL_DIFFUSE, l->Diffuse);
_mesa_light(ctx, i, GL_SPECULAR, l->Specular );
_mesa_light(ctx, i, GL_POSITION, l->EyePosition);
- _mesa_light(ctx, i, GL_SPOT_DIRECTION, l->EyeDirection);
+ _mesa_light(ctx, i, GL_SPOT_DIRECTION, l->SpotDirection);
_mesa_light(ctx, i, GL_SPOT_EXPONENT, &l->SpotExponent);
_mesa_light(ctx, i, GL_SPOT_CUTOFF, &l->SpotCutoff);
_mesa_light(ctx, i, GL_CONSTANT_ATTENUATION,
/* restore clip planes */
for (i = 0; i < MAX_CLIP_PLANES; i++) {
- const GLuint mask = 1 << 1;
+ const GLuint mask = 1 << i;
const GLfloat *eyePlane = xform->EyeUserPlane[i];
COPY_4V(ctx->Transform.EyeUserPlane[i], eyePlane);
if (xform->ClipPlanesEnabled & mask) {
array->ArrayObj->TexCoord[i].BufferObj->RefCount += step;
for (i = 0; i < VERT_ATTRIB_MAX; i++)
array->ArrayObj->VertexAttrib[i].BufferObj->RefCount += step;
-
- array->ArrayBufferObj->RefCount += step;
- array->ElementArrayBufferObj->RefCount += step;
}
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