-/* $Id: attrib.c,v 1.77 2003/01/26 14:37:15 brianp Exp $ */
-
/*
* Mesa 3-D graphics library
- * Version: 5.1
+ * Version: 6.1
*
- * Copyright (C) 1999-2003 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2004 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
}
-void
+void GLAPIENTRY
_mesa_PushAttrib(GLbitfield mask)
{
struct gl_attrib_node *newnode;
GL_POINT_SMOOTH);
TEST_AND_UPDATE(ctx->Point.SmoothFlag, enable->PointSmooth,
GL_POINT_SMOOTH);
- if (ctx->Extensions.NV_point_sprite) {
+ if (ctx->Extensions.NV_point_sprite || ctx->Extensions.ARB_point_sprite) {
TEST_AND_UPDATE(ctx->Point.PointSprite, enable->PointSprite,
GL_POINT_SPRITE_NV);
}
}
if (ctx->Extensions.SGI_texture_color_table) {
_mesa_set_enable(ctx, GL_TEXTURE_COLOR_TABLE_SGI,
- texAttrib->Unit[i].ColorTableEnabled);
+ unit->ColorTableEnabled);
}
_mesa_TexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, unit->EnvMode);
_mesa_TexEnvfv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, unit->EnvColor);
}
if (ctx->Extensions.EXT_texture_env_combine ||
ctx->Extensions.ARB_texture_env_combine) {
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_EXT,
- unit->CombineModeRGB);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT,
- unit->CombineModeA);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_EXT,
- unit->CombineSourceRGB[0]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT,
- unit->CombineSourceRGB[1]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_RGB_EXT,
- unit->CombineSourceRGB[2]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_EXT,
- unit->CombineSourceA[0]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_ALPHA_EXT,
- unit->CombineSourceA[1]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_ALPHA_EXT,
- unit->CombineSourceA[2]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB_EXT,
- unit->CombineOperandRGB[0]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_RGB_EXT,
- unit->CombineOperandRGB[1]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_RGB_EXT,
- unit->CombineOperandRGB[2]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA_EXT,
- unit->CombineOperandA[0]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_ALPHA_EXT,
- unit->CombineOperandA[1]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_ALPHA_EXT,
- unit->CombineOperandA[2]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_RGB_SCALE_EXT,
- 1 << unit->CombineScaleShiftRGB);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB,
+ unit->Combine.ModeRGB);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA,
+ unit->Combine.ModeA);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB,
+ unit->Combine.SourceRGB[0]);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB,
+ unit->Combine.SourceRGB[1]);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_RGB,
+ unit->Combine.SourceRGB[2]);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA,
+ unit->Combine.SourceA[0]);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_ALPHA,
+ unit->Combine.SourceA[1]);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_ALPHA,
+ unit->Combine.SourceA[2]);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB,
+ unit->Combine.OperandRGB[0]);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_RGB,
+ unit->Combine.OperandRGB[1]);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_RGB,
+ unit->Combine.OperandRGB[2]);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA,
+ unit->Combine.OperandA[0]);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_ALPHA,
+ unit->Combine.OperandA[1]);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_ALPHA,
+ unit->Combine.OperandA[2]);
+ _mesa_TexEnvi(GL_TEXTURE_ENV, GL_RGB_SCALE,
+ 1 << unit->Combine.ScaleShiftRGB);
_mesa_TexEnvi(GL_TEXTURE_ENV, GL_ALPHA_SCALE,
- 1 << unit->CombineScaleShiftA);
+ 1 << unit->Combine.ScaleShiftA);
}
/* Restore texture object state */
* We could at least check if the value to restore equals the current value
* and then skip the Mesa call.
*/
-void
+void GLAPIENTRY
_mesa_PopAttrib(void)
{
struct gl_attrib_node *attr, *next;
color->BlendDstRGB,
color->BlendSrcA,
color->BlendDstA);
- _mesa_BlendEquation(color->BlendEquation);
+ /* This special case is because glBlendEquationSeparateEXT
+ * cannot take GL_LOGIC_OP as a parameter.
+ */
+ if ( color->BlendEquationRGB == color->BlendEquationA ) {
+ _mesa_BlendEquation(color->BlendEquationRGB);
+ }
+ else {
+ _mesa_BlendEquationSeparateEXT(color->BlendEquationRGB,
+ color->BlendEquationA);
+ }
_mesa_BlendColor(color->BlendColor[0],
color->BlendColor[1],
color->BlendColor[2],
_mesa_LightModelf(GL_LIGHT_MODEL_COLOR_CONTROL,
(GLfloat) light->Model.ColorControl);
/* materials */
- MEMCPY(ctx->Light.Material, light->Material,
- 2 * sizeof(struct gl_material));
+ MEMCPY(&ctx->Light.Material, &light->Material,
+ sizeof(struct gl_material));
/* shade model */
_mesa_ShadeModel(light->ShadeModel);
/* color material */
_mesa_PointParameterfEXT(GL_POINT_FADE_THRESHOLD_SIZE_EXT,
point->Threshold);
}
- if (ctx->Extensions.NV_point_sprite) {
+ if (ctx->Extensions.NV_point_sprite
+ || ctx->Extensions.ARB_point_sprite) {
GLuint u;
for (u = 0; u < ctx->Const.MaxTextureUnits; u++) {
_mesa_TexEnvi(GL_POINT_SPRITE_NV, GL_COORD_REPLACE_NV,
}
+/**
+ * Helper for incrementing/decrementing vertex buffer object reference
+ * counts when pushing/popping the GL_CLIENT_VERTEX_ARRAY_BIT attribute group.
+ */
+static void
+adjust_buffer_object_ref_counts(struct gl_array_attrib *array, GLint step)
+{
+ GLuint i;
+ array->Vertex.BufferObj->RefCount += step;
+ array->Normal.BufferObj->RefCount += step;
+ array->Color.BufferObj->RefCount += step;
+ array->SecondaryColor.BufferObj->RefCount += step;
+ array->FogCoord.BufferObj->RefCount += step;
+ array->Index.BufferObj->RefCount += step;
+ array->EdgeFlag.BufferObj->RefCount += step;
+ for (i = 0; i < MAX_TEXTURE_COORD_UNITS; i++)
+ array->TexCoord[i].BufferObj->RefCount += step;
+ for (i = 0; i < VERT_ATTRIB_MAX; i++)
+ array->VertexAttrib[i].BufferObj->RefCount += step;
+
+ array->ArrayBufferObj->RefCount += step;
+ array->ElementArrayBufferObj->RefCount += step;
+}
+
+
#define GL_CLIENT_PACK_BIT (1<<20)
#define GL_CLIENT_UNPACK_BIT (1<<21)
-void
+void GLAPIENTRY
_mesa_PushClientAttrib(GLbitfield mask)
{
struct gl_attrib_node *newnode;
newnode->data = attr;
newnode->next = head;
head = newnode;
+ /* bump reference counts on buffer objects */
+ adjust_buffer_object_ref_counts(&ctx->Array, 1);
}
ctx->ClientAttribStack[ctx->ClientAttribStackDepth] = head;
-void
+void GLAPIENTRY
_mesa_PopClientAttrib(void)
{
struct gl_attrib_node *attr, *next;
ctx->NewState |= _NEW_PACKUNPACK;
break;
case GL_CLIENT_VERTEX_ARRAY_BIT:
+ adjust_buffer_object_ref_counts(&ctx->Array, -1);
MEMCPY( &ctx->Array, attr->data,
sizeof(struct gl_array_attrib) );
+ /* decrement reference counts on buffer objects */
ctx->NewState |= _NEW_ARRAY;
break;
default:
attr = next;
}
}
+
+
+void _mesa_init_attrib( GLcontext *ctx )
+{
+ /* Renderer and client attribute stacks */
+ ctx->AttribStackDepth = 0;
+ ctx->ClientAttribStackDepth = 0;
+}