{
GLuint i;
+ /*
+ * If this assertion fails, we need to increase the field
+ * size for register indexes.
+ */
+ ASSERT(ctx->Const.VertexProgram.MaxUniformComponents / 4
+ <= (1 << INST_INDEX_BITS));
+ ASSERT(ctx->Const.FragmentProgram.MaxUniformComponents / 4
+ <= (1 << INST_INDEX_BITS));
+
ctx->Program.ErrorPos = -1;
ctx->Program.ErrorString = _mesa_strdup("");
#if FEATURE_NV_vertex_program || FEATURE_ARB_vertex_program
ctx->VertexProgram.Enabled = GL_FALSE;
+#if FEATURE_es2_glsl
+ ctx->VertexProgram.PointSizeEnabled = GL_TRUE;
+#else
ctx->VertexProgram.PointSizeEnabled = GL_FALSE;
+#endif
ctx->VertexProgram.TwoSideEnabled = GL_FALSE;
_mesa_reference_vertprog(ctx, &ctx->VertexProgram.Current,
ctx->Shared->DefaultVertexProgram);
}
+/**
+ * Update the default program objects in the given context to reference those
+ * specified in the shared state and release those referencing the old
+ * shared state.
+ */
+void
+_mesa_update_default_objects_program(GLcontext *ctx)
+{
+#if FEATURE_NV_vertex_program || FEATURE_ARB_vertex_program
+ _mesa_reference_vertprog(ctx, &ctx->VertexProgram.Current,
+ (struct gl_vertex_program *)
+ ctx->Shared->DefaultVertexProgram);
+ assert(ctx->VertexProgram.Current);
+#endif
+
+#if FEATURE_NV_fragment_program || FEATURE_ARB_fragment_program
+ _mesa_reference_fragprog(ctx, &ctx->FragmentProgram.Current,
+ (struct gl_fragment_program *)
+ ctx->Shared->DefaultFragmentProgram);
+ assert(ctx->FragmentProgram.Current);
+#endif
+
+ /* XXX probably move this stuff */
+#if FEATURE_ATI_fragment_shader
+ if (ctx->ATIFragmentShader.Current) {
+ ctx->ATIFragmentShader.Current->RefCount--;
+ if (ctx->ATIFragmentShader.Current->RefCount <= 0) {
+ _mesa_free(ctx->ATIFragmentShader.Current);
+ }
+ }
+ ctx->ATIFragmentShader.Current = (struct ati_fragment_shader *) ctx->Shared->DefaultFragmentShader;
+ assert(ctx->ATIFragmentShader.Current);
+ ctx->ATIFragmentShader.Current->RefCount++;
+#endif
+}
+
+
/**
* Set the vertex/fragment program error state (position and error string).
* This is generally called from within the parsers.
_mesa_init_fragment_program( GLcontext *ctx, struct gl_fragment_program *prog,
GLenum target, GLuint id)
{
- if (prog)
+ if (prog)
return _mesa_init_program_struct( ctx, &prog->Base, target, id );
else
return NULL;
_mesa_init_vertex_program( GLcontext *ctx, struct gl_vertex_program *prog,
GLenum target, GLuint id)
{
- if (prog)
+ if (prog)
return _mesa_init_program_struct( ctx, &prog->Base, target, id );
else
return NULL;
* ctx->Driver.NewProgram. May be overridden (ie. replaced) by a
* device driver function to implement OO deriviation with additional
* types not understood by this function.
- *
+ *
* \param ctx context
* \param id program id/number
* \param target program target/type
struct gl_program *
_mesa_new_program(GLcontext *ctx, GLenum target, GLuint id)
{
+ struct gl_program *prog;
switch (target) {
case GL_VERTEX_PROGRAM_ARB: /* == GL_VERTEX_PROGRAM_NV */
- return _mesa_init_vertex_program(ctx, CALLOC_STRUCT(gl_vertex_program),
+ case GL_VERTEX_STATE_PROGRAM_NV:
+ prog = _mesa_init_vertex_program(ctx, CALLOC_STRUCT(gl_vertex_program),
target, id );
+ break;
case GL_FRAGMENT_PROGRAM_NV:
case GL_FRAGMENT_PROGRAM_ARB:
- return _mesa_init_fragment_program(ctx,
+ prog =_mesa_init_fragment_program(ctx,
CALLOC_STRUCT(gl_fragment_program),
target, id );
+ break;
default:
_mesa_problem(ctx, "bad target in _mesa_new_program");
- return NULL;
+ prog = NULL;
}
+ return prog;
}
if (prog == &_mesa_DummyProgram)
return;
-
+
if (prog->String)
_mesa_free(prog->String);
assert(ptr);
if (*ptr && prog) {
/* sanity check */
- ASSERT((*ptr)->Target == prog->Target);
+ if ((*ptr)->Target == GL_VERTEX_PROGRAM_ARB)
+ ASSERT(prog->Target == GL_VERTEX_PROGRAM_ARB);
+ else if ((*ptr)->Target == GL_FRAGMENT_PROGRAM_ARB)
+ ASSERT(prog->Target == GL_FRAGMENT_PROGRAM_ARB ||
+ prog->Target == GL_FRAGMENT_PROGRAM_NV);
}
if (*ptr == prog) {
return; /* no change */
/*_glthread_LOCK_MUTEX((*ptr)->Mutex);*/
#if 0
- printf("Program %p %u 0x%x Refcount-- to %d\n",
- *ptr, (*ptr)->Id, (*ptr)->Target, (*ptr)->RefCount - 1);
+ printf("Program %p ID=%u Target=%s Refcount-- to %d\n",
+ *ptr, (*ptr)->Id,
+ ((*ptr)->Target == GL_VERTEX_PROGRAM_ARB ? "VP" : "FP"),
+ (*ptr)->RefCount - 1);
#endif
ASSERT((*ptr)->RefCount > 0);
(*ptr)->RefCount--;
deleteFlag = ((*ptr)->RefCount == 0);
/*_glthread_UNLOCK_MUTEX((*ptr)->Mutex);*/
-
+
if (deleteFlag) {
ASSERT(ctx);
ctx->Driver.DeleteProgram(ctx, *ptr);
/*_glthread_LOCK_MUTEX(prog->Mutex);*/
prog->RefCount++;
#if 0
- printf("Program %p %u 0x%x Refcount++ to %d\n",
- prog, prog->Id, prog->Target, prog->RefCount);
+ printf("Program %p ID=%u Target=%s Refcount++ to %d\n",
+ prog, prog->Id,
+ (prog->Target == GL_VERTEX_PROGRAM_ARB ? "VP" : "FP"),
+ prog->RefCount);
#endif
/*_glthread_UNLOCK_MUTEX(prog->Mutex);*/
}
clone->InputsRead = prog->InputsRead;
clone->OutputsWritten = prog->OutputsWritten;
clone->SamplersUsed = prog->SamplersUsed;
+ clone->ShadowSamplers = prog->ShadowSamplers;
memcpy(clone->TexturesUsed, prog->TexturesUsed, sizeof(prog->TexturesUsed));
if (prog->Parameters)
return GL_TRUE;
}
+/**
+ * Delete 'count' instructions at 'start' in the given program.
+ * Adjust branch targets accordingly.
+ */
+GLboolean
+_mesa_delete_instructions(struct gl_program *prog, GLuint start, GLuint count)
+{
+ const GLuint origLen = prog->NumInstructions;
+ const GLuint newLen = origLen - count;
+ struct prog_instruction *newInst;
+ GLuint i;
+
+ /* adjust branches */
+ for (i = 0; i < prog->NumInstructions; i++) {
+ struct prog_instruction *inst = prog->Instructions + i;
+ if (inst->BranchTarget > 0) {
+ if (inst->BranchTarget > start) {
+ inst->BranchTarget -= count;
+ }
+ }
+ }
+
+ /* Alloc storage for new instructions */
+ newInst = _mesa_alloc_instructions(newLen);
+ if (!newInst) {
+ return GL_FALSE;
+ }
+
+ /* Copy 'start' instructions into new instruction buffer */
+ _mesa_copy_instructions(newInst, prog->Instructions, start);
+
+ /* Copy the remaining/tail instructions to new inst buffer */
+ _mesa_copy_instructions(newInst + start,
+ prog->Instructions + start + count,
+ newLen - start);
+
+ /* free old instructions */
+ _mesa_free_instructions(prog->Instructions, origLen);
+
+ /* install new instructions */
+ prog->Instructions = newInst;
+ prog->NumInstructions = newLen;
+
+ return GL_TRUE;
+}
+
/**
* Search instructions for registers that match (oldFile, oldIndex),
if (newProg->Target == GL_FRAGMENT_PROGRAM_ARB) {
struct gl_fragment_program *fprogA, *fprogB, *newFprog;
+ GLbitfield progB_inputsRead = progB->InputsRead;
+ GLint progB_colorFile, progB_colorIndex;
+
fprogA = (struct gl_fragment_program *) progA;
fprogB = (struct gl_fragment_program *) progB;
newFprog = (struct gl_fragment_program *) newProg;
newFprog->UsesKill = fprogA->UsesKill || fprogB->UsesKill;
+ /* We'll do a search and replace for instances
+ * of progB_colorFile/progB_colorIndex below...
+ */
+ progB_colorFile = PROGRAM_INPUT;
+ progB_colorIndex = FRAG_ATTRIB_COL0;
+
+ /*
+ * The fragment program may get color from a state var rather than
+ * a fragment input (vertex output) if it's constant.
+ * See the texenvprogram.c code.
+ * So, search the program's parameter list now to see if the program
+ * gets color from a state var instead of a conventional fragment
+ * input register.
+ */
+ for (i = 0; i < progB->Parameters->NumParameters; i++) {
+ struct gl_program_parameter *p = &progB->Parameters->Parameters[i];
+ if (p->Type == PROGRAM_STATE_VAR &&
+ p->StateIndexes[0] == STATE_INTERNAL &&
+ p->StateIndexes[1] == STATE_CURRENT_ATTRIB &&
+ p->StateIndexes[2] == VERT_ATTRIB_COLOR0) {
+ progB_inputsRead |= FRAG_BIT_COL0;
+ progB_colorFile = PROGRAM_STATE_VAR;
+ progB_colorIndex = i;
+ break;
+ }
+ }
+
/* Connect color outputs of fprogA to color inputs of fprogB, via a
* new temporary register.
*/
- if ((progA->OutputsWritten & (1 << FRAG_RESULT_COLR)) &&
- (progB->InputsRead & (1 << FRAG_ATTRIB_COL0))) {
+ if ((progA->OutputsWritten & (1 << FRAG_RESULT_COLOR)) &&
+ (progB_inputsRead & FRAG_BIT_COL0)) {
GLint tempReg = _mesa_find_free_register(newProg, PROGRAM_TEMPORARY);
if (tempReg < 0) {
_mesa_problem(ctx, "No free temp regs found in "
}
/* replace writes to result.color[0] with tempReg */
replace_registers(newInst, lenA,
- PROGRAM_OUTPUT, FRAG_RESULT_COLR,
+ PROGRAM_OUTPUT, FRAG_RESULT_COLOR,
PROGRAM_TEMPORARY, tempReg);
- /* replace reads from input.color[0] with tempReg */
+ /* replace reads from the input color with tempReg */
replace_registers(newInst + lenA, lenB,
- PROGRAM_INPUT, FRAG_ATTRIB_COL0,
- PROGRAM_TEMPORARY, tempReg);
+ progB_colorFile, progB_colorIndex, /* search for */
+ PROGRAM_TEMPORARY, tempReg /* replace with */ );
}
- inputsB = progB->InputsRead;
- if (progA->OutputsWritten & (1 << FRAG_RESULT_COLR)) {
+ /* compute combined program's InputsRead */
+ inputsB = progB_inputsRead;
+ if (progA->OutputsWritten & (1 << FRAG_RESULT_COLOR)) {
inputsB &= ~(1 << FRAG_ATTRIB_COL0);
}
newProg->InputsRead = progA->InputsRead | inputsB;
projects / mesa.git / blobdiff