No API-level functions now in program.c.
#include "arbprogram.h"
#include "arbprogparse.h"
#include "context.h"
+#include "hash.h"
#include "imports.h"
#include "macros.h"
#include "mtypes.h"
#include "program.h"
+
+/**
+ * Mixing ARB and NV vertex/fragment programs can be tricky.
+ * Note: GL_VERTEX_PROGRAM_ARB == GL_VERTEX_PROGRAM_NV
+ * but, GL_FRAGMENT_PROGRAM_ARB != GL_FRAGMENT_PROGRAM_NV
+ * The two different fragment program targets are supposed to be compatible
+ * to some extent (see GL_ARB_fragment_program spec).
+ * This function does the compatibility check.
+ */
+static GLboolean
+compatible_program_targets(GLenum t1, GLenum t2)
+{
+ if (t1 == t2)
+ return GL_TRUE;
+ if (t1 == GL_FRAGMENT_PROGRAM_ARB && t2 == GL_FRAGMENT_PROGRAM_NV)
+ return GL_TRUE;
+ if (t1 == GL_FRAGMENT_PROGRAM_NV && t2 == GL_FRAGMENT_PROGRAM_ARB)
+ return GL_TRUE;
+ return GL_FALSE;
+}
+
+
+/**
+ * Bind a program (make it current)
+ * \note Called from the GL API dispatcher by both glBindProgramNV
+ * and glBindProgramARB.
+ */
+void GLAPIENTRY
+_mesa_BindProgram(GLenum target, GLuint id)
+{
+ struct gl_program *curProg, *newProg;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ FLUSH_VERTICES(ctx, _NEW_PROGRAM);
+
+ /* Error-check target and get curProg */
+ if ((target == GL_VERTEX_PROGRAM_ARB) && /* == GL_VERTEX_PROGRAM_NV */
+ (ctx->Extensions.NV_vertex_program ||
+ ctx->Extensions.ARB_vertex_program)) {
+ curProg = &ctx->VertexProgram.Current->Base;
+ }
+ else if ((target == GL_FRAGMENT_PROGRAM_NV
+ && ctx->Extensions.NV_fragment_program) ||
+ (target == GL_FRAGMENT_PROGRAM_ARB
+ && ctx->Extensions.ARB_fragment_program)) {
+ curProg = &ctx->FragmentProgram.Current->Base;
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBindProgramNV/ARB(target)");
+ return;
+ }
+
+ /*
+ * Get pointer to new program to bind.
+ * NOTE: binding to a non-existant program is not an error.
+ * That's supposed to be caught in glBegin.
+ */
+ if (id == 0) {
+ /* Bind a default program */
+ newProg = NULL;
+ if (target == GL_VERTEX_PROGRAM_ARB) /* == GL_VERTEX_PROGRAM_NV */
+ newProg = &ctx->Shared->DefaultVertexProgram->Base;
+ else
+ newProg = &ctx->Shared->DefaultFragmentProgram->Base;
+ }
+ else {
+ /* Bind a user program */
+ newProg = _mesa_lookup_program(ctx, id);
+ if (!newProg || newProg == &_mesa_DummyProgram) {
+ /* allocate a new program now */
+ newProg = ctx->Driver.NewProgram(ctx, target, id);
+ if (!newProg) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBindProgramNV/ARB");
+ return;
+ }
+ _mesa_HashInsert(ctx->Shared->Programs, id, newProg);
+ }
+ else if (!compatible_program_targets(newProg->Target, target)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glBindProgramNV/ARB(target mismatch)");
+ return;
+ }
+ }
+
+ /** All error checking is complete now **/
+
+ if (curProg->Id == id) {
+ /* binding same program - no change */
+ return;
+ }
+
+ /* bind newProg */
+ if (target == GL_VERTEX_PROGRAM_ARB) { /* == GL_VERTEX_PROGRAM_NV */
+ _mesa_reference_vertprog(ctx, &ctx->VertexProgram.Current,
+ (struct gl_vertex_program *) newProg);
+ }
+ else if (target == GL_FRAGMENT_PROGRAM_NV ||
+ target == GL_FRAGMENT_PROGRAM_ARB) {
+ _mesa_reference_fragprog(ctx, &ctx->FragmentProgram.Current,
+ (struct gl_fragment_program *) newProg);
+ }
+
+ /* Never null pointers */
+ ASSERT(ctx->VertexProgram.Current);
+ ASSERT(ctx->FragmentProgram.Current);
+
+ if (ctx->Driver.BindProgram)
+ ctx->Driver.BindProgram(ctx, target, newProg);
+}
+
+
+/**
+ * Delete a list of programs.
+ * \note Not compiled into display lists.
+ * \note Called by both glDeleteProgramsNV and glDeleteProgramsARB.
+ */
+void GLAPIENTRY
+_mesa_DeletePrograms(GLsizei n, const GLuint *ids)
+{
+ GLint i;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+ if (n < 0) {
+ _mesa_error( ctx, GL_INVALID_VALUE, "glDeleteProgramsNV" );
+ return;
+ }
+
+ for (i = 0; i < n; i++) {
+ if (ids[i] != 0) {
+ struct gl_program *prog = _mesa_lookup_program(ctx, ids[i]);
+ if (prog == &_mesa_DummyProgram) {
+ _mesa_HashRemove(ctx->Shared->Programs, ids[i]);
+ }
+ else if (prog) {
+ /* Unbind program if necessary */
+ if (prog->Target == GL_VERTEX_PROGRAM_ARB || /* == GL_VERTEX_PROGRAM_NV */
+ prog->Target == GL_VERTEX_STATE_PROGRAM_NV) {
+ if (ctx->VertexProgram.Current &&
+ ctx->VertexProgram.Current->Base.Id == ids[i]) {
+ /* unbind this currently bound program */
+ _mesa_BindProgram(prog->Target, 0);
+ }
+ }
+ else if (prog->Target == GL_FRAGMENT_PROGRAM_NV ||
+ prog->Target == GL_FRAGMENT_PROGRAM_ARB) {
+ if (ctx->FragmentProgram.Current &&
+ ctx->FragmentProgram.Current->Base.Id == ids[i]) {
+ /* unbind this currently bound program */
+ _mesa_BindProgram(prog->Target, 0);
+ }
+ }
+ else {
+ _mesa_problem(ctx, "bad target in glDeleteProgramsNV");
+ return;
+ }
+ /* The ID is immediately available for re-use now */
+ _mesa_HashRemove(ctx->Shared->Programs, ids[i]);
+ _mesa_reference_program(ctx, &prog, NULL);
+ }
+ }
+ }
+}
+
+
+/**
+ * Generate a list of new program identifiers.
+ * \note Not compiled into display lists.
+ * \note Called by both glGenProgramsNV and glGenProgramsARB.
+ */
+void GLAPIENTRY
+_mesa_GenPrograms(GLsizei n, GLuint *ids)
+{
+ GLuint first;
+ GLuint i;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (n < 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGenPrograms");
+ return;
+ }
+
+ if (!ids)
+ return;
+
+ first = _mesa_HashFindFreeKeyBlock(ctx->Shared->Programs, n);
+
+ /* Insert pointer to dummy program as placeholder */
+ for (i = 0; i < (GLuint) n; i++) {
+ _mesa_HashInsert(ctx->Shared->Programs, first + i, &_mesa_DummyProgram);
+ }
+
+ /* Return the program names */
+ for (i = 0; i < (GLuint) n; i++) {
+ ids[i] = first + i;
+ }
+}
+
+
void GLAPIENTRY
_mesa_EnableVertexAttribArrayARB(GLuint index)
{
#define ARBPROGRAM_H
+extern void GLAPIENTRY
+_mesa_BindProgram(GLenum target, GLuint id);
+
+extern void GLAPIENTRY
+_mesa_DeletePrograms(GLsizei n, const GLuint *ids);
+
+extern void GLAPIENTRY
+_mesa_GenPrograms(GLsizei n, GLuint *ids);
+
+
extern void GLAPIENTRY
_mesa_EnableVertexAttribArrayARB(GLuint index);
/* XXX probably move this stuff */
#if FEATURE_ATI_fragment_shader
ctx->ATIFragmentShader.Enabled = GL_FALSE;
- ctx->ATIFragmentShader.Current = (struct ati_fragment_shader *) ctx->Shared->DefaultFragmentShader;
+ ctx->ATIFragmentShader.Current = ctx->Shared->DefaultFragmentShader;
assert(ctx->ATIFragmentShader.Current);
ctx->ATIFragmentShader.Current->RefCount++;
#endif
return -1;
}
-
-
-
-/**
- * Mixing ARB and NV vertex/fragment programs can be tricky.
- * Note: GL_VERTEX_PROGRAM_ARB == GL_VERTEX_PROGRAM_NV
- * but, GL_FRAGMENT_PROGRAM_ARB != GL_FRAGMENT_PROGRAM_NV
- * The two different fragment program targets are supposed to be compatible
- * to some extent (see GL_ARB_fragment_program spec).
- * This function does the compatibility check.
- */
-static GLboolean
-compatible_program_targets(GLenum t1, GLenum t2)
-{
- if (t1 == t2)
- return GL_TRUE;
- if (t1 == GL_FRAGMENT_PROGRAM_ARB && t2 == GL_FRAGMENT_PROGRAM_NV)
- return GL_TRUE;
- if (t1 == GL_FRAGMENT_PROGRAM_NV && t2 == GL_FRAGMENT_PROGRAM_ARB)
- return GL_TRUE;
- return GL_FALSE;
-}
-
-
-
-/**********************************************************************/
-/* API functions */
-/**********************************************************************/
-
-
-/**
- * Bind a program (make it current)
- * \note Called from the GL API dispatcher by both glBindProgramNV
- * and glBindProgramARB.
- */
-void GLAPIENTRY
-_mesa_BindProgram(GLenum target, GLuint id)
-{
- struct gl_program *curProg, *newProg;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- FLUSH_VERTICES(ctx, _NEW_PROGRAM);
-
- /* Error-check target and get curProg */
- if ((target == GL_VERTEX_PROGRAM_ARB) && /* == GL_VERTEX_PROGRAM_NV */
- (ctx->Extensions.NV_vertex_program ||
- ctx->Extensions.ARB_vertex_program)) {
- curProg = &ctx->VertexProgram.Current->Base;
- }
- else if ((target == GL_FRAGMENT_PROGRAM_NV
- && ctx->Extensions.NV_fragment_program) ||
- (target == GL_FRAGMENT_PROGRAM_ARB
- && ctx->Extensions.ARB_fragment_program)) {
- curProg = &ctx->FragmentProgram.Current->Base;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glBindProgramNV/ARB(target)");
- return;
- }
-
- /*
- * Get pointer to new program to bind.
- * NOTE: binding to a non-existant program is not an error.
- * That's supposed to be caught in glBegin.
- */
- if (id == 0) {
- /* Bind a default program */
- newProg = NULL;
- if (target == GL_VERTEX_PROGRAM_ARB) /* == GL_VERTEX_PROGRAM_NV */
- newProg = &ctx->Shared->DefaultVertexProgram->Base;
- else
- newProg = &ctx->Shared->DefaultFragmentProgram->Base;
- }
- else {
- /* Bind a user program */
- newProg = _mesa_lookup_program(ctx, id);
- if (!newProg || newProg == &_mesa_DummyProgram) {
- /* allocate a new program now */
- newProg = ctx->Driver.NewProgram(ctx, target, id);
- if (!newProg) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBindProgramNV/ARB");
- return;
- }
- _mesa_HashInsert(ctx->Shared->Programs, id, newProg);
- }
- else if (!compatible_program_targets(newProg->Target, target)) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glBindProgramNV/ARB(target mismatch)");
- return;
- }
- }
-
- /** All error checking is complete now **/
-
- if (curProg->Id == id) {
- /* binding same program - no change */
- return;
- }
-
- /* bind newProg */
- if (target == GL_VERTEX_PROGRAM_ARB) { /* == GL_VERTEX_PROGRAM_NV */
- _mesa_reference_vertprog(ctx, &ctx->VertexProgram.Current,
- (struct gl_vertex_program *) newProg);
- }
- else if (target == GL_FRAGMENT_PROGRAM_NV ||
- target == GL_FRAGMENT_PROGRAM_ARB) {
- _mesa_reference_fragprog(ctx, &ctx->FragmentProgram.Current,
- (struct gl_fragment_program *) newProg);
- }
-
- /* Never null pointers */
- ASSERT(ctx->VertexProgram.Current);
- ASSERT(ctx->FragmentProgram.Current);
-
- if (ctx->Driver.BindProgram)
- ctx->Driver.BindProgram(ctx, target, newProg);
-}
-
-
-/**
- * Delete a list of programs.
- * \note Not compiled into display lists.
- * \note Called by both glDeleteProgramsNV and glDeleteProgramsARB.
- */
-void GLAPIENTRY
-_mesa_DeletePrograms(GLsizei n, const GLuint *ids)
-{
- GLint i;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
- if (n < 0) {
- _mesa_error( ctx, GL_INVALID_VALUE, "glDeleteProgramsNV" );
- return;
- }
-
- for (i = 0; i < n; i++) {
- if (ids[i] != 0) {
- struct gl_program *prog = _mesa_lookup_program(ctx, ids[i]);
- if (prog == &_mesa_DummyProgram) {
- _mesa_HashRemove(ctx->Shared->Programs, ids[i]);
- }
- else if (prog) {
- /* Unbind program if necessary */
- if (prog->Target == GL_VERTEX_PROGRAM_ARB || /* == GL_VERTEX_PROGRAM_NV */
- prog->Target == GL_VERTEX_STATE_PROGRAM_NV) {
- if (ctx->VertexProgram.Current &&
- ctx->VertexProgram.Current->Base.Id == ids[i]) {
- /* unbind this currently bound program */
- _mesa_BindProgram(prog->Target, 0);
- }
- }
- else if (prog->Target == GL_FRAGMENT_PROGRAM_NV ||
- prog->Target == GL_FRAGMENT_PROGRAM_ARB) {
- if (ctx->FragmentProgram.Current &&
- ctx->FragmentProgram.Current->Base.Id == ids[i]) {
- /* unbind this currently bound program */
- _mesa_BindProgram(prog->Target, 0);
- }
- }
- else {
- _mesa_problem(ctx, "bad target in glDeleteProgramsNV");
- return;
- }
- /* The ID is immediately available for re-use now */
- _mesa_HashRemove(ctx->Shared->Programs, ids[i]);
- _mesa_reference_program(ctx, &prog, NULL);
- }
- }
- }
-}
-
-
-/**
- * Generate a list of new program identifiers.
- * \note Not compiled into display lists.
- * \note Called by both glGenProgramsNV and glGenProgramsARB.
- */
-void GLAPIENTRY
-_mesa_GenPrograms(GLsizei n, GLuint *ids)
-{
- GLuint first;
- GLuint i;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (n < 0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glGenPrograms");
- return;
- }
-
- if (!ids)
- return;
-
- first = _mesa_HashFindFreeKeyBlock(ctx->Shared->Programs, n);
-
- /* Insert pointer to dummy program as placeholder */
- for (i = 0; i < (GLuint) n; i++) {
- _mesa_HashInsert(ctx->Shared->Programs, first + i, &_mesa_DummyProgram);
- }
-
- /* Return the program names */
- for (i = 0; i < (GLuint) n; i++) {
- ids[i] = first + i;
- }
-}
extern struct gl_program _mesa_DummyProgram;
-/*
- * Internal functions
- */
-
extern void
_mesa_init_program(GLcontext *ctx);
_mesa_find_free_register(const struct gl_program *prog, GLuint regFile);
-/*
- * API functions common to ARB/NV_vertex/fragment_program
- */
-
-extern void GLAPIENTRY
-_mesa_BindProgram(GLenum target, GLuint id);
-
-extern void GLAPIENTRY
-_mesa_DeletePrograms(GLsizei n, const GLuint *ids);
-
-extern void GLAPIENTRY
-_mesa_GenPrograms(GLsizei n, GLuint *ids);
-
-
#endif /* PROGRAM_H */
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