state_program.c revision 7bcc9300d10d0bd2c659be811f360748ecbc8274
/* Copyright (c) 2001, Stanford University
* All rights reserved
*
* See the file LICENSE.txt for information on redistributing this software.
*/
#include "state.h"
#include "state_internals.h"
#include "cr_mem.h"
#include "cr_string.h"
/*
* General notes:
*
* Vertex programs can change vertices so bounding boxes may not be
* practical for tilesort. Tilesort may have to broadcast geometry
* when vertex programs are in effect. We could semi-parse vertex
* programs to determine if they write to the o[HPOS] register.
*/
/*
* Lookup the named program and return a pointer to it.
* If the program doesn't exist, create it and reserve its Id and put
* it into the hash table.
*/
static CRProgram *
GetProgram(CRProgramState *p, GLenum target, GLuint id)
{
CRProgram *prog;
prog = crHashtableSearch(p->programHash, id);
if (!prog) {
prog = (CRProgram *) crCalloc(sizeof(CRProgram));
if (!prog)
return NULL;
prog->target = target;
prog->id = id;
prog->format = GL_PROGRAM_FORMAT_ASCII_ARB;
prog->resident = GL_TRUE;
prog->symbolTable = NULL;
if (id > 0)
crHashtableAdd(p->programHash, id, (void *) prog);
}
return prog;
}
/*
* Delete a CRProgram object and all attached data.
*/
static void
DeleteProgram(CRProgram *prog)
{
CRProgramSymbol *symbol, *next;
if (prog->string)
crFree((void *) prog->string);
for (symbol = prog->symbolTable; symbol; symbol = next) {
next = symbol->next;
crFree((void *) symbol->name);
crFree(symbol);
}
crFree(prog);
}
/*
* Set the named symbol to the value (x, y, z, w).
* NOTE: Symbols should only really be added during parsing of the program.
* However, the state tracker does not parse the programs (yet). So, when
* someone calls glProgramNamedParameter4fNV() we always enter the symbol
* since we don't know if it's really valid or not.
*/
static void
SetProgramSymbol(CRProgram *prog, const char *name, GLsizei len,
GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
CRProgramSymbol *symbol;
for (symbol = prog->symbolTable; symbol; symbol = symbol->next) {
/* NOTE: <name> may not be null-terminated! */
if (crStrncmp(symbol->name, name, len) == 0 && symbol->name[len] == 0) {
/* found it */
symbol->value[0] = x;
symbol->value[1] = y;
symbol->value[2] = z;
symbol->value[3] = w;
FILLDIRTY(symbol->dirty);
return;
}
}
/* add new symbol table entry */
symbol = (CRProgramSymbol *) crAlloc(sizeof(CRProgramSymbol));
if (symbol) {
symbol->name = crStrndup(name, len);
symbol->cbName = len;
symbol->value[0] = x;
symbol->value[1] = y;
symbol->value[2] = z;
symbol->value[3] = w;
symbol->next = prog->symbolTable;
prog->symbolTable = symbol;
FILLDIRTY(symbol->dirty);
}
}
/*
* Return a pointer to the values for the given symbol. Return NULL if
* the name doesn't exist in the symbol table.
*/
static const GLfloat *
GetProgramSymbol(const CRProgram *prog, const char *name, GLsizei len)
{
CRProgramSymbol *symbol = prog->symbolTable;
for (symbol = prog->symbolTable; symbol; symbol = symbol->next) {
/* NOTE: <name> may not be null-terminated! */
if (crStrncmp(symbol->name, name, len) == 0 && symbol->name[len] == 0) {
return symbol->value;
}
}
return NULL;
}
/*
* Used by both glBindProgramNV and glBindProgramARB
*/
static CRProgram *
BindProgram(GLenum target, GLuint id,
GLenum vertexTarget, GLenum fragmentTarget)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRStateBits *sb = GetCurrentBits();
CRProgramBits *pb = &(sb->program);
CRProgram *prog;
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glBindProgram called in Begin/End");
return NULL;
}
if (id == 0) {
if (target == vertexTarget) {
prog = p->defaultVertexProgram;
}
else if (target == fragmentTarget) {
prog = p->defaultFragmentProgram;
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glBindProgram(bad target)");
return NULL;
}
}
else {
prog = GetProgram(p, target, id );
}
if (!prog) {
crStateError(__LINE__, __FILE__, GL_OUT_OF_MEMORY, "glBindProgram");
return NULL;
}
else if (prog->target != target) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glBindProgram target mismatch");
return NULL;
}
if (target == vertexTarget) {
p->currentVertexProgram = prog;
p->vpProgramBinding = id;
DIRTY(pb->dirty, g->neg_bitid);
DIRTY(pb->vpBinding, g->neg_bitid);
}
else if (target == fragmentTarget) {
p->currentFragmentProgram = prog;
p->fpProgramBinding = id;
DIRTY(pb->dirty, g->neg_bitid);
DIRTY(pb->fpBinding, g->neg_bitid);
}
return prog;
}
void STATE_APIENTRY crStateBindProgramNV(GLenum target, GLuint id)
{
CRProgram *prog = BindProgram(target, id, GL_VERTEX_PROGRAM_NV,
GL_FRAGMENT_PROGRAM_NV);
if (prog) {
prog->isARBprogram = GL_FALSE;
}
}
void STATE_APIENTRY crStateBindProgramARB(GLenum target, GLuint id)
{
CRProgram *prog = BindProgram(target, id, GL_VERTEX_PROGRAM_ARB,
GL_FRAGMENT_PROGRAM_ARB);
if (prog) {
prog->isARBprogram = GL_TRUE;
}
}
void STATE_APIENTRY crStateDeleteProgramsARB(GLsizei n, const GLuint *ids)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRStateBits *sb = GetCurrentBits();
CRProgramBits *pb = &(sb->program);
GLint i;
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glDeleteProgramsNV called in Begin/End");
return;
}
if (n < 0)
{
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE, "glDeleteProgramsNV(n)");
return;
}
for (i = 0; i < n; i++) {
CRProgram *prog;
if (ids[i] > 0) {
prog = (CRProgram *) crHashtableSearch(p->programHash, ids[i]);
if (prog == p->currentVertexProgram) {
p->currentVertexProgram = p->defaultVertexProgram;
DIRTY(pb->dirty, g->neg_bitid);
DIRTY(pb->vpBinding, g->neg_bitid);
}
else if (prog == p->currentFragmentProgram) {
p->currentFragmentProgram = p->defaultFragmentProgram;
DIRTY(pb->dirty, g->neg_bitid);
DIRTY(pb->fpBinding, g->neg_bitid);
}
if (prog) {
DeleteProgram(prog);
}
crHashtableDelete(p->programHash, ids[i], GL_FALSE);
}
}
}
void STATE_APIENTRY crStateExecuteProgramNV(GLenum target, GLuint id, const GLfloat *params)
{
/* Hmmm, this is really hard to do if we don't actually execute
* the program in a software simulation.
*/
(void)params;
(void)target;
(void)id;
}
void STATE_APIENTRY crStateGenProgramsNV(GLsizei n, GLuint *ids)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
crStateGenNames(g, p->programHash, n, ids);
}
void STATE_APIENTRY crStateGenProgramsARB(GLsizei n, GLuint *ids)
{
crStateGenProgramsNV(n, ids);
}
GLboolean STATE_APIENTRY crStateIsProgramARB(GLuint id)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRProgram *prog;
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glIsProgram called in Begin/End");
return GL_FALSE;
}
if (id == 0) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glIsProgram(id==0)");
return GL_FALSE;
}
prog = (CRProgram *) crHashtableSearch(p->programHash, id);
if (prog)
return GL_TRUE;
else
return GL_FALSE;
}
GLboolean STATE_APIENTRY crStateAreProgramsResidentNV(GLsizei n, const GLuint *ids, GLboolean *residences)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
int i;
GLboolean retVal = GL_TRUE;
if (n < 0) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glAreProgramsResidentNV(n)");
return GL_FALSE;
}
for (i = 0; i < n; i++) {
CRProgram *prog;
if (ids[i] == 0) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glAreProgramsResidentNV(id)");
return GL_FALSE;
}
prog = (CRProgram *) crHashtableSearch(p->programHash, ids[i]);
if (!prog) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glAreProgramsResidentNV(id)");
return GL_FALSE;
}
if (!prog->resident) {
retVal = GL_FALSE;
break;
}
}
if (retVal == GL_FALSE) {
for (i = 0; i < n; i++) {
CRProgram *prog = (CRProgram *)
crHashtableSearch(p->programHash, ids[i]);
residences[i] = prog->resident;
}
}
return retVal;
}
void STATE_APIENTRY crStateRequestResidentProgramsNV(GLsizei n, const GLuint *ids)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
GLint i;
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glRequestResidentProgramsNV called in Begin/End");
return;
}
if (n < 0) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glRequestResidentProgramsNV(n<0)");
return;
}
for (i = 0; i < n ; i++) {
CRProgram *prog = (CRProgram *) crHashtableSearch(p->programHash, ids[i]);
if (prog)
prog->resident = GL_TRUE;
}
}
void STATE_APIENTRY crStateLoadProgramNV(GLenum target, GLuint id, GLsizei len,
const GLubyte *program)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRStateBits *sb = GetCurrentBits();
CRProgramBits *pb = &(sb->program);
CRProgram *prog;
GLubyte *progCopy;
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glLoadProgramNV called in Begin/End");
return;
}
if (id == 0) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glLoadProgramNV(id==0)");
return;
}
prog = GetProgram(p, target, id);
if (!prog) {
crStateError(__LINE__, __FILE__, GL_OUT_OF_MEMORY, "glLoadProgramNV");
return;
}
else if (prog && prog->target != target) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glLoadProgramNV(target)");
return;
}
progCopy = crAlloc(len);
if (!progCopy) {
crStateError(__LINE__, __FILE__, GL_OUT_OF_MEMORY, "glLoadProgramNV");
return;
}
if (crStrncmp((const char *) program,"!!FP1.0", 7) != 0
&& crStrncmp((const char *) program,"!!FCP1.0", 8) != 0
&& crStrncmp((const char *) program,"!!VP1.0", 7) != 0
&& crStrncmp((const char *) program,"!!VP1.1", 7) != 0
&& crStrncmp((const char *) program,"!!VP2.0", 7) != 0
&& crStrncmp((const char *) program,"!!VSP1.0", 8) != 0) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE, "glLoadProgramNV");
crDebug("program = (%s)\n",program);
return;
}
crMemcpy(progCopy, program, len);
if (prog->string)
crFree((void *) prog->string);
prog->string = progCopy;
prog->length = len;
prog->isARBprogram = GL_FALSE;
DIRTY(prog->dirtyProgram, g->neg_bitid);
DIRTY(pb->dirty, g->neg_bitid);
}
void STATE_APIENTRY crStateProgramStringARB(GLenum target, GLenum format,
GLsizei len, const GLvoid *string)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRStateBits *sb = GetCurrentBits();
CRProgramBits *pb = &(sb->program);
CRProgram *prog;
GLubyte *progCopy;
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glProgramStringARB called in Begin/End");
return;
}
if (format != GL_PROGRAM_FORMAT_ASCII_ARB) {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glProgramStringARB(format)");
return;
}
if (target == GL_FRAGMENT_PROGRAM_ARB
&& g->extensions.ARB_fragment_program) {
prog = p->currentFragmentProgram;
}
else if (target == GL_VERTEX_PROGRAM_ARB
&& g->extensions.ARB_vertex_program) {
prog = p->currentVertexProgram;
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glProgramStringARB(target)");
return;
}
CRASSERT(prog);
progCopy = crAlloc(len);
if (!progCopy) {
crStateError(__LINE__, __FILE__, GL_OUT_OF_MEMORY, "glProgramStringARB");
return;
}
if (crStrncmp(string,"!!ARBvp1.0", 10) != 0
&& crStrncmp(string,"!!ARBfp1.0", 10) != 0) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE, "glProgramStringARB");
return;
}
crMemcpy(progCopy, string, len);
if (prog->string)
crFree((void *) prog->string);
prog->string = progCopy;
prog->length = len;
prog->format = format;
prog->isARBprogram = GL_TRUE;
DIRTY(prog->dirtyProgram, g->neg_bitid);
DIRTY(pb->dirty, g->neg_bitid);
}
void STATE_APIENTRY crStateGetProgramivNV(GLuint id, GLenum pname, GLint *params)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRProgram *prog;
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramivNV called in Begin/End");
return;
}
if (id == 0) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramivNV(bad id)");
return;
}
prog = (CRProgram *) crHashtableSearch(p->programHash, id);
if (!prog) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramivNV(bad id)");
return;
}
switch (pname) {
case GL_PROGRAM_TARGET_NV:
*params = prog->target;
return;
case GL_PROGRAM_LENGTH_NV:
*params = prog->length;
return;
case GL_PROGRAM_RESIDENT_NV:
*params = prog->resident;
return;
default:
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetProgramivNV(pname)");
return;
}
}
void STATE_APIENTRY crStateGetProgramStringNV(GLuint id, GLenum pname, GLubyte *program)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRProgram *prog;
if (pname != GL_PROGRAM_STRING_NV) {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetProgramStringNV(pname)");
return;
}
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramStringNV called in Begin/End");
return;
}
if (id == 0) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramStringNV(bad id)");
return;
}
prog = (CRProgram *) crHashtableSearch(p->programHash, id);
if (!prog) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramStringNV(bad id)");
return;
}
crMemcpy(program, prog->string, prog->length);
}
void STATE_APIENTRY crStateGetProgramStringARB(GLenum target, GLenum pname, GLvoid *string)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRProgram *prog;
if (target == GL_VERTEX_PROGRAM_ARB) {
prog = p->currentVertexProgram;
}
else if (target == GL_FRAGMENT_PROGRAM_ARB) {
prog = p->currentFragmentProgram;
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetProgramStringNV(target)");
return;
}
if (pname != GL_PROGRAM_STRING_NV) {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetProgramStringNV(pname)");
return;
}
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramStringNV called in Begin/End");
return;
}
crMemcpy(string, prog->string, prog->length);
}
void STATE_APIENTRY crStateProgramParameter4dNV(GLenum target, GLuint index,
GLdouble x, GLdouble y, GLdouble z, GLdouble w)
{
crStateProgramParameter4fNV(target, index, (GLfloat) x, (GLfloat) y,
(GLfloat) z, (GLfloat) w);
}
void STATE_APIENTRY crStateProgramParameter4dvNV(GLenum target, GLuint index,
const GLdouble *params)
{
crStateProgramParameter4fNV(target, index,
(GLfloat) params[0], (GLfloat) params[1],
(GLfloat) params[2], (GLfloat) params[3]);
}
void STATE_APIENTRY crStateProgramParameter4fNV(GLenum target, GLuint index,
GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRStateBits *sb = GetCurrentBits();
CRProgramBits *pb = &(sb->program);
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glProgramParameterNV called in Begin/End");
return;
}
if (target == GL_VERTEX_PROGRAM_NV) {
if (index < g->limits.maxVertexProgramEnvParams) {
p->vertexParameters[index][0] = x;
p->vertexParameters[index][1] = y;
p->vertexParameters[index][2] = z;
p->vertexParameters[index][3] = w;
DIRTY(pb->dirty, g->neg_bitid);
DIRTY(pb->vertexEnvParameter[index], g->neg_bitid);
DIRTY(pb->vertexEnvParameters, g->neg_bitid);
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glProgramParameterNV(index=%d)", index);
return;
}
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glProgramParameterNV(target)");
return;
}
}
void STATE_APIENTRY crStateProgramParameter4fvNV(GLenum target, GLuint index,
const GLfloat *params)
{
crStateProgramParameter4fNV(target, index,
params[0], params[1], params[2], params[3]);
}
void STATE_APIENTRY crStateProgramParameters4dvNV(GLenum target, GLuint index,
GLuint num, const GLdouble *params)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRStateBits *sb = GetCurrentBits();
CRProgramBits *pb = &(sb->program);
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glProgramParameters4dvNV called in Begin/End");
return;
}
if (target == GL_VERTEX_PROGRAM_NV) {
if (index + num < g->limits.maxVertexProgramEnvParams) {
GLuint i;
for (i = 0; i < num; i++) {
p->vertexParameters[index+i][0] = (GLfloat) params[i*4+0];
p->vertexParameters[index+i][1] = (GLfloat) params[i*4+1];
p->vertexParameters[index+i][2] = (GLfloat) params[i*4+2];
p->vertexParameters[index+i][3] = (GLfloat) params[i*4+3];
}
DIRTY(pb->dirty, g->neg_bitid);
DIRTY(pb->vertexEnvParameters, g->neg_bitid);
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glProgramParameters4dvNV(index+num)");
return;
}
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glProgramParameterNV(target)");
return;
}
}
void STATE_APIENTRY crStateProgramParameters4fvNV(GLenum target, GLuint index,
GLuint num, const GLfloat *params)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRStateBits *sb = GetCurrentBits();
CRProgramBits *pb = &(sb->program);
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glProgramParameters4dvNV called in Begin/End");
return;
}
if (target == GL_VERTEX_PROGRAM_NV) {
if (index + num < g->limits.maxVertexProgramEnvParams) {
GLuint i;
for (i = 0; i < num; i++) {
p->vertexParameters[index+i][0] = params[i*4+0];
p->vertexParameters[index+i][1] = params[i*4+1];
p->vertexParameters[index+i][2] = params[i*4+2];
p->vertexParameters[index+i][3] = params[i*4+3];
}
DIRTY(pb->dirty, g->neg_bitid);
DIRTY(pb->vertexEnvParameters, g->neg_bitid);
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glProgramParameters4dvNV(index+num)");
return;
}
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glProgramParameterNV(target)");
return;
}
}
void STATE_APIENTRY crStateGetProgramParameterfvNV(GLenum target, GLuint index,
GLenum pname, GLfloat *params)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramParameterfvNV called in Begin/End");
return;
}
if (target == GL_VERTEX_PROGRAM_NV) {
if (pname == GL_PROGRAM_PARAMETER_NV) {
if (index < g->limits.maxVertexProgramEnvParams) {
params[0] = p->vertexParameters[index][0];
params[1] = p->vertexParameters[index][1];
params[2] = p->vertexParameters[index][2];
params[3] = p->vertexParameters[index][3];
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glGetProgramParameterfvNV(index)");
return;
}
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetProgramParameterfvNV(pname)");
return;
}
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetProgramParameterfvNV(target)");
return;
}
}
void STATE_APIENTRY crStateGetProgramParameterdvNV(GLenum target, GLuint index,
GLenum pname, GLdouble *params)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramParameterdvNV called in Begin/End");
return;
}
if (target == GL_VERTEX_PROGRAM_NV) {
if (pname == GL_PROGRAM_PARAMETER_NV) {
if (index < g->limits.maxVertexProgramEnvParams) {
params[0] = p->vertexParameters[index][0];
params[1] = p->vertexParameters[index][1];
params[2] = p->vertexParameters[index][2];
params[3] = p->vertexParameters[index][3];
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glGetProgramParameterdvNV(index)");
return;
}
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetProgramParameterdvNV(pname)");
return;
}
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetProgramParameterdvNV(target)");
return;
}
}
void STATE_APIENTRY crStateTrackMatrixNV(GLenum target, GLuint address,
GLenum matrix, GLenum transform)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRStateBits *sb = GetCurrentBits();
CRProgramBits *pb = &(sb->program);
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetTrackMatrixivNV called in Begin/End");
return;
}
if (target == GL_VERTEX_PROGRAM_NV) {
if (address & 0x3) {
/* addr must be multiple of four */
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glTrackMatrixNV(address)");
return;
}
switch (matrix) {
case GL_NONE:
case GL_MODELVIEW:
case GL_PROJECTION:
case GL_TEXTURE:
case GL_COLOR:
case GL_MODELVIEW_PROJECTION_NV:
case GL_MATRIX0_NV:
case GL_MATRIX1_NV:
case GL_MATRIX2_NV:
case GL_MATRIX3_NV:
case GL_MATRIX4_NV:
case GL_MATRIX5_NV:
case GL_MATRIX6_NV:
case GL_MATRIX7_NV:
case GL_TEXTURE0_ARB:
case GL_TEXTURE1_ARB:
case GL_TEXTURE2_ARB:
case GL_TEXTURE3_ARB:
case GL_TEXTURE4_ARB:
case GL_TEXTURE5_ARB:
case GL_TEXTURE6_ARB:
case GL_TEXTURE7_ARB:
/* OK, fallthrough */
break;
default:
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glTrackMatrixNV(matrix = %x)",matrix);
return;
}
switch (transform) {
case GL_IDENTITY_NV:
case GL_INVERSE_NV:
case GL_TRANSPOSE_NV:
case GL_INVERSE_TRANSPOSE_NV:
/* OK, fallthrough */
break;
default:
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glTrackMatrixNV(transform = %x)",transform);
return;
}
p->TrackMatrix[address / 4] = matrix;
p->TrackMatrixTransform[address / 4] = transform;
DIRTY(pb->trackMatrix[address/4], g->neg_bitid);
DIRTY(pb->dirty, g->neg_bitid);
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glTrackMatrixNV(target = %x)",target);
}
}
void STATE_APIENTRY crStateGetTrackMatrixivNV(GLenum target, GLuint address,
GLenum pname, GLint *params)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetTrackMatrixivNV called in Begin/End");
return;
}
if (target == GL_VERTEX_PROGRAM_NV) {
if ((address & 0x3) || address >= g->limits.maxVertexProgramEnvParams) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glGetTrackMatrixivNV(address)");
return;
}
if (pname == GL_TRACK_MATRIX_NV) {
params[0] = (GLint) p->TrackMatrix[address / 4];
}
else if (pname == GL_TRACK_MATRIX_TRANSFORM_NV) {
params[0] = (GLint) p->TrackMatrixTransform[address / 4];
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetTrackMatrixivNV(pname)");
return;
}
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetTrackMatrixivNV(target)");
return;
}
}
void STATE_APIENTRY crStateGetVertexAttribdvNV(GLuint index, GLenum pname, GLdouble *params)
{
/* init vars to prevent compiler warnings/errors */
GLfloat floatParams[4] = { 0.0, 0.0, 0.0, 0.0 };
crStateGetVertexAttribfvNV(index, pname, floatParams);
params[0] = floatParams[0];
if (pname == GL_CURRENT_ATTRIB_NV) {
params[1] = floatParams[1];
params[2] = floatParams[2];
params[3] = floatParams[3];
}
}
void STATE_APIENTRY crStateGetVertexAttribfvNV(GLuint index, GLenum pname, GLfloat *params)
{
CRContext *g = GetCurrentContext();
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetVertexAttribfvNV called in Begin/End");
return;
}
if (index >= CR_MAX_VERTEX_ATTRIBS) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glGetVertexAttribfvNV(index)");
return;
}
switch (pname) {
case GL_ATTRIB_ARRAY_SIZE_NV:
params[0] = (GLfloat) g->client.array.a[index].size;
break;
case GL_ATTRIB_ARRAY_STRIDE_NV:
params[0] = (GLfloat) g->client.array.a[index].stride;
break;
case GL_ATTRIB_ARRAY_TYPE_NV:
params[0] = (GLfloat) g->client.array.a[index].type;
break;
case GL_CURRENT_ATTRIB_NV:
crStateCurrentRecover();
COPY_4V(params , g->current.vertexAttrib[index]);
break;
default:
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetVertexAttribfvNV");
return;
}
}
void STATE_APIENTRY crStateGetVertexAttribivNV(GLuint index, GLenum pname, GLint *params)
{
/* init vars to prevent compiler warnings/errors */
GLfloat floatParams[4] = { 0.0, 0.0, 0.0, 0.0 };
crStateGetVertexAttribfvNV(index, pname, floatParams);
params[0] = (GLint) floatParams[0];
if (pname == GL_CURRENT_ATTRIB_NV) {
params[1] = (GLint) floatParams[1];
params[2] = (GLint) floatParams[2];
params[3] = (GLint) floatParams[3];
}
}
void STATE_APIENTRY crStateGetVertexAttribfvARB(GLuint index, GLenum pname, GLfloat *params)
{
CRContext *g = GetCurrentContext();
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetVertexAttribfvARB called in Begin/End");
return;
}
if (index >= CR_MAX_VERTEX_ATTRIBS) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glGetVertexAttribfvARB(index)");
return;
}
switch (pname) {
case GL_VERTEX_ATTRIB_ARRAY_ENABLED_ARB:
params[0] = (GLfloat) g->client.array.a[index].enabled;
break;
case GL_VERTEX_ATTRIB_ARRAY_SIZE_ARB:
params[0] = (GLfloat) g->client.array.a[index].size;
break;
case GL_VERTEX_ATTRIB_ARRAY_STRIDE_ARB:
params[0] = (GLfloat) g->client.array.a[index].stride;
break;
case GL_VERTEX_ATTRIB_ARRAY_TYPE_ARB:
params[0] = (GLfloat) g->client.array.a[index].type;
break;
case GL_VERTEX_ATTRIB_ARRAY_NORMALIZED_ARB:
params[0] = (GLfloat) g->client.array.a[index].normalized;
break;
case GL_CURRENT_VERTEX_ATTRIB_ARB:
crStateCurrentRecover();
COPY_4V(params , g->current.vertexAttrib[index]);
break;
default:
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glGetVertexAttribfvARB");
return;
}
}
void STATE_APIENTRY crStateGetVertexAttribivARB(GLuint index, GLenum pname, GLint *params)
{
/* init vars to prevent compiler warnings/errors */
GLfloat floatParams[4] = { 0.0, 0.0, 0.0, 0.0 };
crStateGetVertexAttribfvARB(index, pname, floatParams);
params[0] = (GLint) floatParams[0];
if (pname == GL_CURRENT_VERTEX_ATTRIB_ARB) {
params[1] = (GLint) floatParams[1];
params[2] = (GLint) floatParams[2];
params[3] = (GLint) floatParams[3];
}
}
void STATE_APIENTRY crStateGetVertexAttribdvARB(GLuint index, GLenum pname, GLdouble *params)
{
/* init vars to prevent compiler warnings/errors */
GLfloat floatParams[4] = { 0.0, 0.0, 0.0, 0.0 };
crStateGetVertexAttribfvARB(index, pname, floatParams);
params[0] = floatParams[0];
if (pname == GL_CURRENT_VERTEX_ATTRIB_ARB) {
params[1] = floatParams[1];
params[2] = floatParams[2];
params[3] = floatParams[3];
}
}
/**********************************************************************/
/*
* Added by GL_NV_fragment_program
*/
void STATE_APIENTRY crStateProgramNamedParameter4fNV(GLuint id, GLsizei len, const GLubyte *name, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRProgram *prog;
CRStateBits *sb = GetCurrentBits();
CRProgramBits *pb = &(sb->program);
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glProgramNamedParameterfNV called in Begin/End");
return;
}
prog = (CRProgram *) crHashtableSearch(p->programHash, id);
if (!prog) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glProgramNamedParameterNV(bad id %d)", id);
return;
}
if (prog->target != GL_FRAGMENT_PROGRAM_NV) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glProgramNamedParameterNV(target)");
return;
}
SetProgramSymbol(prog, (const char *)name, len, x, y, z, w);
DIRTY(prog->dirtyNamedParams, g->neg_bitid);
DIRTY(pb->dirty, g->neg_bitid);
}
void STATE_APIENTRY crStateProgramNamedParameter4dNV(GLuint id, GLsizei len, const GLubyte *name, GLdouble x, GLdouble y, GLdouble z, GLdouble w)
{
crStateProgramNamedParameter4fNV(id, len, name, (GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);
}
void STATE_APIENTRY crStateProgramNamedParameter4fvNV(GLuint id, GLsizei len, const GLubyte *name, const GLfloat v[])
{
crStateProgramNamedParameter4fNV(id, len, name, v[0], v[1], v[2], v[3]);
}
void STATE_APIENTRY crStateProgramNamedParameter4dvNV(GLuint id, GLsizei len, const GLubyte *name, const GLdouble v[])
{
crStateProgramNamedParameter4fNV(id, len, name, (GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], (GLfloat) v[3]);
}
void STATE_APIENTRY crStateGetProgramNamedParameterfvNV(GLuint id, GLsizei len, const GLubyte *name, GLfloat *params)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
const CRProgram *prog;
const GLfloat *value;
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramNamedParameterfNV called in Begin/End");
return;
}
prog = (const CRProgram *) crHashtableSearch(p->programHash, id);
if (!prog) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramNamedParameterNV(bad id)");
return;
}
if (prog->target != GL_FRAGMENT_PROGRAM_NV) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramNamedParameterNV(target)");
return;
}
value = GetProgramSymbol(prog, (const char *)name, len);
if (!value) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glGetProgramNamedParameterNV(name)");
return;
}
params[0] = value[0];
params[1] = value[1];
params[2] = value[2];
params[3] = value[3];
}
void STATE_APIENTRY crStateGetProgramNamedParameterdvNV(GLuint id, GLsizei len, const GLubyte *name, GLdouble *params)
{
GLfloat floatParams[4];
crStateGetProgramNamedParameterfvNV(id, len, name, floatParams);
params[0] = floatParams[0];
params[1] = floatParams[1];
params[2] = floatParams[2];
params[3] = floatParams[3];
}
void STATE_APIENTRY crStateProgramLocalParameter4dARB(GLenum target, GLuint index, GLdouble x, GLdouble y, GLdouble z, GLdouble w)
{
crStateProgramLocalParameter4fARB(target, index, (GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);
}
void STATE_APIENTRY crStateProgramLocalParameter4dvARB(GLenum target, GLuint index, const GLdouble *params)
{
crStateProgramLocalParameter4fARB(target, index, (GLfloat) params[0], (GLfloat) params[1],
(GLfloat) params[2], (GLfloat) params[3]);
}
void STATE_APIENTRY crStateProgramLocalParameter4fARB(GLenum target, GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRProgram *prog;
CRStateBits *sb = GetCurrentBits();
CRProgramBits *pb = &(sb->program);
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glProgramLocalParameterARB called in Begin/End");
return;
}
if (target == GL_FRAGMENT_PROGRAM_ARB || target == GL_FRAGMENT_PROGRAM_NV) {
if (index >= CR_MAX_FRAGMENT_PROGRAM_LOCAL_PARAMS) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glProgramLocalParameterARB(index)");
return;
}
prog = p->currentFragmentProgram;
}
else if (target == GL_VERTEX_PROGRAM_ARB) {
if (index >= CR_MAX_VERTEX_PROGRAM_LOCAL_PARAMS) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glProgramLocalParameterARB(index)");
return;
}
prog = p->currentVertexProgram;
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glProgramLocalParameterARB(target)");
return;
}
CRASSERT(prog);
prog->parameters[index][0] = x;
prog->parameters[index][1] = y;
prog->parameters[index][2] = z;
prog->parameters[index][3] = w;
DIRTY(prog->dirtyParam[index], g->neg_bitid);
DIRTY(prog->dirtyParams, g->neg_bitid);
DIRTY(pb->dirty, g->neg_bitid);
}
void STATE_APIENTRY crStateProgramLocalParameter4fvARB(GLenum target, GLuint index, const GLfloat *params)
{
crStateProgramLocalParameter4fARB(target, index, params[0], params[1], params[2], params[3]);
}
void STATE_APIENTRY crStateGetProgramLocalParameterfvARB(GLenum target, GLuint index, GLfloat *params)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
const CRProgram *prog = NULL;
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramLocalParameterARB called in Begin/End");
return;
}
if (target == GL_FRAGMENT_PROGRAM_ARB || target == GL_FRAGMENT_PROGRAM_NV) {
prog = p->currentFragmentProgram;
if (index >= g->limits.maxFragmentProgramLocalParams) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glGetProgramLocalParameterARB(index)");
return;
}
}
else if (target == GL_VERTEX_PROGRAM_ARB || target == GL_VERTEX_PROGRAM_NV) {
prog = p->currentVertexProgram;
if (index >= g->limits.maxVertexProgramLocalParams) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glGetProgramLocalParameterARB(index)");
return;
}
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetProgramLocalParameterARB(target)");
return;
}
if (!prog) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramLocalParameterARB(no program)");
return;
}
if (!prog) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramLocalParameterARB(no program)");
return;
}
CRASSERT(prog);
CRASSERT(index < CR_MAX_PROGRAM_LOCAL_PARAMS);
params[0] = prog->parameters[index][0];
params[1] = prog->parameters[index][1];
params[2] = prog->parameters[index][2];
params[3] = prog->parameters[index][3];
}
void STATE_APIENTRY crStateGetProgramLocalParameterdvARB(GLenum target, GLuint index, GLdouble *params)
{
GLfloat floatParams[4];
crStateGetProgramLocalParameterfvARB(target, index, floatParams);
params[0] = floatParams[0];
params[1] = floatParams[1];
params[2] = floatParams[2];
params[3] = floatParams[3];
}
void STATE_APIENTRY crStateGetProgramivARB(GLenum target, GLenum pname, GLint *params)
{
CRProgram *prog;
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramivARB called in Begin/End");
return;
}
if (target == GL_VERTEX_PROGRAM_ARB) {
prog = p->currentVertexProgram;
}
else if (target == GL_FRAGMENT_PROGRAM_ARB) {
prog = p->currentFragmentProgram;
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetProgramivARB(target)");
return;
}
CRASSERT(prog);
switch (pname) {
case GL_PROGRAM_LENGTH_ARB:
*params = prog->length;
break;
case GL_PROGRAM_FORMAT_ARB:
*params = prog->format;
break;
case GL_PROGRAM_BINDING_ARB:
*params = prog->id;
break;
case GL_PROGRAM_INSTRUCTIONS_ARB:
*params = prog->numInstructions;
break;
case GL_MAX_PROGRAM_INSTRUCTIONS_ARB:
if (target == GL_VERTEX_PROGRAM_ARB)
*params = g->limits.maxVertexProgramInstructions;
else
*params = g->limits.maxFragmentProgramInstructions;
break;
case GL_PROGRAM_NATIVE_INSTRUCTIONS_ARB:
*params = prog->numInstructions;
break;
case GL_MAX_PROGRAM_NATIVE_INSTRUCTIONS_ARB:
if (target == GL_VERTEX_PROGRAM_ARB)
*params = g->limits.maxVertexProgramInstructions;
else
*params = g->limits.maxFragmentProgramInstructions;
break;
case GL_PROGRAM_TEMPORARIES_ARB:
*params = prog->numTemporaries;
break;
case GL_MAX_PROGRAM_TEMPORARIES_ARB:
if (target == GL_VERTEX_PROGRAM_ARB)
*params = g->limits.maxVertexProgramTemps;
else
*params = g->limits.maxFragmentProgramTemps;
break;
case GL_PROGRAM_NATIVE_TEMPORARIES_ARB:
/* XXX same as GL_PROGRAM_TEMPORARIES_ARB? */
*params = prog->numTemporaries;
break;
case GL_MAX_PROGRAM_NATIVE_TEMPORARIES_ARB:
/* XXX same as GL_MAX_PROGRAM_TEMPORARIES_ARB? */
if (target == GL_VERTEX_PROGRAM_ARB)
*params = g->limits.maxVertexProgramTemps;
else
*params = g->limits.maxFragmentProgramTemps;
break;
case GL_PROGRAM_PARAMETERS_ARB:
*params = prog->numParameters;
break;
case GL_MAX_PROGRAM_PARAMETERS_ARB:
if (target == GL_VERTEX_PROGRAM_ARB)
*params = g->limits.maxVertexProgramLocalParams;
else
*params = g->limits.maxFragmentProgramLocalParams;
break;
case GL_PROGRAM_NATIVE_PARAMETERS_ARB:
/* XXX same as GL_MAX_PROGRAM_PARAMETERS_ARB? */
*params = prog->numParameters;
break;
case GL_MAX_PROGRAM_NATIVE_PARAMETERS_ARB:
/* XXX same as GL_MAX_PROGRAM_PARAMETERS_ARB? */
if (target == GL_VERTEX_PROGRAM_ARB)
*params = g->limits.maxVertexProgramLocalParams;
else
*params = g->limits.maxFragmentProgramLocalParams;
break;
case GL_PROGRAM_ATTRIBS_ARB:
*params = prog->numAttributes;
break;
case GL_MAX_PROGRAM_ATTRIBS_ARB:
if (target == GL_VERTEX_PROGRAM_ARB)
*params = g->limits.maxVertexProgramAttribs;
else
*params = g->limits.maxFragmentProgramAttribs;
break;
case GL_PROGRAM_NATIVE_ATTRIBS_ARB:
/* XXX same as GL_PROGRAM_ATTRIBS_ARB? */
*params = prog->numAttributes;
break;
case GL_MAX_PROGRAM_NATIVE_ATTRIBS_ARB:
/* XXX same as GL_MAX_PROGRAM_ATTRIBS_ARB? */
if (target == GL_VERTEX_PROGRAM_ARB)
*params = g->limits.maxVertexProgramAttribs;
else
*params = g->limits.maxFragmentProgramAttribs;
break;
case GL_PROGRAM_ADDRESS_REGISTERS_ARB:
*params = prog->numAddressRegs;
break;
case GL_MAX_PROGRAM_ADDRESS_REGISTERS_ARB:
if (target == GL_VERTEX_PROGRAM_ARB)
*params = g->limits.maxVertexProgramAddressRegs;
else
*params = g->limits.maxFragmentProgramAddressRegs;
break;
case GL_PROGRAM_NATIVE_ADDRESS_REGISTERS_ARB:
/* XXX same as GL_PROGRAM_ADDRESS_REGISTERS_ARB? */
*params = prog->numAddressRegs;
break;
case GL_MAX_PROGRAM_NATIVE_ADDRESS_REGISTERS_ARB:
/* XXX same as GL_MAX_PROGRAM_ADDRESS_REGISTERS_ARB? */
if (target == GL_VERTEX_PROGRAM_ARB)
*params = g->limits.maxVertexProgramAddressRegs;
else
*params = g->limits.maxFragmentProgramAddressRegs;
break;
case GL_MAX_PROGRAM_LOCAL_PARAMETERS_ARB:
if (target == GL_VERTEX_PROGRAM_ARB)
*params = g->limits.maxVertexProgramLocalParams;
else
*params = g->limits.maxFragmentProgramLocalParams;
break;
case GL_MAX_PROGRAM_ENV_PARAMETERS_ARB:
if (target == GL_VERTEX_PROGRAM_ARB)
*params = g->limits.maxVertexProgramEnvParams;
else
*params = g->limits.maxFragmentProgramEnvParams;
break;
case GL_PROGRAM_UNDER_NATIVE_LIMITS_ARB:
/* XXX ok? */
*params = GL_TRUE;
break;
/*
* These are for fragment programs only
*/
case GL_PROGRAM_ALU_INSTRUCTIONS_ARB:
if (target != GL_FRAGMENT_PROGRAM_ARB || !g->extensions.ARB_fragment_program) {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"crStateGetProgramivARB(target or pname)");
return;
}
*params = prog->numAluInstructions;
break;
case GL_PROGRAM_TEX_INSTRUCTIONS_ARB:
if (target != GL_FRAGMENT_PROGRAM_ARB || !g->extensions.ARB_fragment_program) {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"crStateGetProgramivARB(target or pname)");
return;
}
*params = prog->numTexInstructions;
break;
case GL_PROGRAM_TEX_INDIRECTIONS_ARB:
if (target != GL_FRAGMENT_PROGRAM_ARB || !g->extensions.ARB_fragment_program) {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"crStateGetProgramivARB(target or pname)");
return;
}
*params = prog->numTexIndirections;
break;
case GL_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB:
/* XXX same as GL_PROGRAM_ALU_INSTRUCTIONS_ARB? */
if (target != GL_FRAGMENT_PROGRAM_ARB || !g->extensions.ARB_fragment_program) {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"crStateGetProgramivARB(target or pname)");
return;
}
*params = prog->numAluInstructions;
break;
case GL_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB:
/* XXX same as GL_PROGRAM_ALU_INSTRUCTIONS_ARB? */
if (target != GL_FRAGMENT_PROGRAM_ARB || !g->extensions.ARB_fragment_program) {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"crStateGetProgramivARB(target or pname)");
return;
}
*params = prog->numTexInstructions;
break;
case GL_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB:
if (target != GL_FRAGMENT_PROGRAM_ARB || !g->extensions.ARB_fragment_program) {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"crStateGetProgramivARB(target or pname)");
return;
}
*params = prog->numTexIndirections;
break;
case GL_MAX_PROGRAM_ALU_INSTRUCTIONS_ARB:
case GL_MAX_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB:
if (target != GL_FRAGMENT_PROGRAM_ARB || !g->extensions.ARB_fragment_program) {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"crStateGetProgramivARB(target or pname)");
return;
}
*params = g->limits.maxFragmentProgramAluInstructions;
break;
case GL_MAX_PROGRAM_TEX_INSTRUCTIONS_ARB:
case GL_MAX_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB:
if (target != GL_FRAGMENT_PROGRAM_ARB || !g->extensions.ARB_fragment_program) {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"crStateGetProgramivARB(target or pname)");
return;
}
*params = g->limits.maxFragmentProgramTexInstructions;
break;
case GL_MAX_PROGRAM_TEX_INDIRECTIONS_ARB:
case GL_MAX_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB:
if (target != GL_FRAGMENT_PROGRAM_ARB || !g->extensions.ARB_fragment_program) {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"crStateGetProgramivARB(target or pname)");
return;
}
*params = g->limits.maxFragmentProgramTexIndirections;
break;
default:
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"crStateGetProgramivARB(pname)");
return;
}
}
/* XXX maybe move these two functions into state_client.c? */
void STATE_APIENTRY crStateDisableVertexAttribArrayARB(GLuint index)
{
CRContext *g = GetCurrentContext();
CRClientState *c = &(g->client);
CRStateBits *sb = GetCurrentBits();
CRClientBits *cb = &(sb->client);
if (index >= g->limits.maxVertexProgramAttribs) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glDisableVertexAttribArrayARB(index)");
return;
}
c->array.a[index].enabled = GL_FALSE;
DIRTY(cb->dirty, g->neg_bitid);
DIRTY(cb->enableClientState, g->neg_bitid);
}
void STATE_APIENTRY crStateEnableVertexAttribArrayARB(GLuint index)
{
CRContext *g = GetCurrentContext();
CRClientState *c = &(g->client);
CRStateBits *sb = GetCurrentBits();
CRClientBits *cb = &(sb->client);
if (index >= g->limits.maxVertexProgramAttribs) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glEnableVertexAttribArrayARB(index)");
return;
}
c->array.a[index].enabled = GL_TRUE;
DIRTY(cb->dirty, g->neg_bitid);
DIRTY(cb->enableClientState, g->neg_bitid);
}
void STATE_APIENTRY crStateGetProgramEnvParameterdvARB(GLenum target, GLuint index, GLdouble *params)
{
GLfloat fparams[4];
crStateGetProgramEnvParameterfvARB(target, index, fparams);
params[0] = fparams[0];
params[1] = fparams[1];
params[2] = fparams[2];
params[3] = fparams[3];
}
void STATE_APIENTRY crStateGetProgramEnvParameterfvARB(GLenum target, GLuint index, GLfloat *params)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glGetProgramEnvParameterARB called in Begin/End");
return;
}
if (target == GL_FRAGMENT_PROGRAM_ARB || target == GL_FRAGMENT_PROGRAM_NV) {
if (index >= g->limits.maxFragmentProgramEnvParams) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glGetProgramEnvParameterARB(index)");
return;
}
params[0] = p->fragmentParameters[index][0];
params[1] = p->fragmentParameters[index][1];
params[2] = p->fragmentParameters[index][2];
params[3] = p->fragmentParameters[index][3];
}
else if (target == GL_VERTEX_PROGRAM_ARB || target == GL_VERTEX_PROGRAM_NV) {
if (index >= g->limits.maxVertexProgramEnvParams) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glGetProgramEnvParameterARB(index)");
return;
}
params[0] = p->vertexParameters[index][0];
params[1] = p->vertexParameters[index][1];
params[2] = p->vertexParameters[index][2];
params[3] = p->vertexParameters[index][3];
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glGetProgramEnvParameterARB(target)");
return;
}
}
void STATE_APIENTRY crStateProgramEnvParameter4dARB(GLenum target, GLuint index, GLdouble x, GLdouble y, GLdouble z, GLdouble w)
{
crStateProgramEnvParameter4fARB(target, index, (GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);
}
void STATE_APIENTRY crStateProgramEnvParameter4dvARB(GLenum target, GLuint index, const GLdouble *params)
{
crStateProgramEnvParameter4fARB(target, index, (GLfloat) params[0], (GLfloat) params[1], (GLfloat) params[2], (GLfloat) params[3]);
}
void STATE_APIENTRY crStateProgramEnvParameter4fARB(GLenum target, GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
CRContext *g = GetCurrentContext();
CRProgramState *p = &(g->program);
CRStateBits *sb = GetCurrentBits();
CRProgramBits *pb = &(sb->program);
if (g->current.inBeginEnd) {
crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION,
"glProgramEnvParameterARB called in Begin/End");
return;
}
if (target == GL_FRAGMENT_PROGRAM_ARB || target == GL_FRAGMENT_PROGRAM_NV) {
if (index >= g->limits.maxFragmentProgramEnvParams) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glProgramEnvParameterARB(index)");
return;
}
p->fragmentParameters[index][0] = x;
p->fragmentParameters[index][1] = y;
p->fragmentParameters[index][2] = z;
p->fragmentParameters[index][3] = w;
DIRTY(pb->fragmentEnvParameter[index], g->neg_bitid);
DIRTY(pb->fragmentEnvParameters, g->neg_bitid);
}
else if (target == GL_VERTEX_PROGRAM_ARB || target == GL_VERTEX_PROGRAM_NV) {
if (index >= g->limits.maxVertexProgramEnvParams) {
crStateError(__LINE__, __FILE__, GL_INVALID_VALUE,
"glProgramEnvParameterARB(index)");
return;
}
p->vertexParameters[index][0] = x;
p->vertexParameters[index][1] = y;
p->vertexParameters[index][2] = z;
p->vertexParameters[index][3] = w;
DIRTY(pb->vertexEnvParameter[index], g->neg_bitid);
DIRTY(pb->vertexEnvParameters, g->neg_bitid);
}
else {
crStateError(__LINE__, __FILE__, GL_INVALID_ENUM,
"glProgramEnvParameterARB(target)");
return;
}
DIRTY(pb->dirty, g->neg_bitid);
}
void STATE_APIENTRY crStateProgramEnvParameter4fvARB(GLenum target, GLuint index, const GLfloat *params)
{
crStateProgramEnvParameter4fARB(target, index, params[0], params[1], params[2], params[3]);
}
/**********************************************************************/
void crStateProgramInit( CRContext *ctx )
{
CRProgramState *p = &(ctx->program);
CRStateBits *sb = GetCurrentBits();
CRProgramBits *pb = &(sb->program);
GLuint i;
CRASSERT(CR_MAX_PROGRAM_ENV_PARAMS >= CR_MAX_VERTEX_PROGRAM_ENV_PARAMS);
CRASSERT(CR_MAX_PROGRAM_ENV_PARAMS >= CR_MAX_FRAGMENT_PROGRAM_ENV_PARAMS);
CRASSERT(CR_MAX_PROGRAM_LOCAL_PARAMS >= CR_MAX_VERTEX_PROGRAM_LOCAL_PARAMS);
CRASSERT(CR_MAX_PROGRAM_LOCAL_PARAMS >= CR_MAX_FRAGMENT_PROGRAM_LOCAL_PARAMS);
p->programHash = crAllocHashtable();
/* ARB_vertex/fragment_program define default program objects */
p->defaultVertexProgram = GetProgram(p, GL_VERTEX_PROGRAM_ARB, 0);
p->defaultFragmentProgram = GetProgram(p, GL_FRAGMENT_PROGRAM_ARB, 0);
p->currentVertexProgram = p->defaultVertexProgram;
p->currentFragmentProgram = p->defaultFragmentProgram;
p->errorPos = -1;
p->errorString = NULL;
for (i = 0; i < ctx->limits.maxVertexProgramEnvParams / 4; i++) {
p->TrackMatrix[i] = GL_NONE;
p->TrackMatrixTransform[i] = GL_IDENTITY_NV;
}
for (i = 0; i < ctx->limits.maxVertexProgramEnvParams; i++) {
p->vertexParameters[i][0] = 0.0;
p->vertexParameters[i][1] = 0.0;
p->vertexParameters[i][2] = 0.0;
p->vertexParameters[i][3] = 0.0;
}
for (i = 0; i < CR_MAX_FRAGMENT_PROGRAM_ENV_PARAMS; i++) {
p->fragmentParameters[i][0] = 0.0;
p->fragmentParameters[i][1] = 0.0;
p->fragmentParameters[i][2] = 0.0;
p->fragmentParameters[i][3] = 0.0;
}
p->vpEnabled = GL_FALSE;
p->fpEnabled = GL_FALSE;
p->fpEnabledARB = GL_FALSE;
p->vpPointSize = GL_FALSE;
p->vpTwoSide = GL_FALSE;
RESET(pb->dirty, ctx->bitid);
}
static void DeleteProgramCallback( void *data )
{
CRProgram *prog = (CRProgram *) data;
DeleteProgram(prog);
}
void crStateProgramDestroy(CRContext *ctx)
{
CRProgramState *p = &(ctx->program);
crFreeHashtable(p->programHash, DeleteProgramCallback);
DeleteProgram(p->defaultVertexProgram);
DeleteProgram(p->defaultFragmentProgram);
}
/* XXX it would be nice to autogenerate this, but we can't for now.
*/
void
crStateProgramDiff(CRProgramBits *b, CRbitvalue *bitID,
CRContext *fromCtx, CRContext *toCtx)
{
CRProgramState *from = &(fromCtx->program);
CRProgramState *to = &(toCtx->program);
unsigned int i, j;
CRbitvalue nbitID[CR_MAX_BITARRAY];
CRASSERT(from->currentVertexProgram);
CRASSERT(to->currentVertexProgram);
CRASSERT(from->currentFragmentProgram);
CRASSERT(to->currentFragmentProgram);
for (j=0;j<CR_MAX_BITARRAY;j++)
nbitID[j] = ~bitID[j];
/* vertex program enable */
if (CHECKDIRTY(b->vpEnable, bitID)) {
glAble able[2];
CRProgram *toProg = to->currentVertexProgram;
able[0] = diff_api.Disable;
able[1] = diff_api.Enable;
if (from->vpEnabled != to->vpEnabled) {
if (toProg->isARBprogram)
able[to->vpEnabled](GL_VERTEX_PROGRAM_ARB);
else
able[to->vpEnabled](GL_VERTEX_PROGRAM_NV);
from->vpEnabled = to->vpEnabled;
}
if (from->vpTwoSide != to->vpTwoSide) {
able[to->vpTwoSide](GL_VERTEX_PROGRAM_TWO_SIDE_NV);
from->vpTwoSide = to->vpTwoSide;
}
if (from->vpPointSize != to->vpPointSize) {
able[to->vpPointSize](GL_VERTEX_PROGRAM_POINT_SIZE_NV);
from->vpPointSize = to->vpPointSize;
}
CLEARDIRTY(b->vpEnable, nbitID);
}
/* fragment program enable */
if (CHECKDIRTY(b->fpEnable, bitID)) {
glAble able[2];
able[0] = diff_api.Disable;
able[1] = diff_api.Enable;
if (from->fpEnabled != to->fpEnabled) {
able[to->fpEnabled](GL_FRAGMENT_PROGRAM_NV);
from->fpEnabled = to->fpEnabled;
}
if (from->fpEnabledARB != to->fpEnabledARB) {
able[to->fpEnabledARB](GL_FRAGMENT_PROGRAM_ARB);
from->fpEnabledARB = to->fpEnabledARB;
}
CLEARDIRTY(b->fpEnable, nbitID);
}
/* program/track matrices */
if (to->vpEnabled) {
for (i = 0; i < toCtx->limits.maxVertexProgramEnvParams / 4; i++) {
if (CHECKDIRTY(b->trackMatrix[i], bitID)) {
if (from->TrackMatrix[i] != to->TrackMatrix[i] ||
from->TrackMatrixTransform[i] != to->TrackMatrixTransform[i]) {
diff_api.TrackMatrixNV(GL_VERTEX_PROGRAM_NV, i * 4,
to->TrackMatrix[i],
to->TrackMatrixTransform[i]);
from->TrackMatrix[i] = to->TrackMatrix[i];
from->TrackMatrixTransform[i] = to->TrackMatrixTransform[i];
}
CLEARDIRTY(b->trackMatrix[i], nbitID);
}
}
}
if (to->vpEnabled) {
/* vertex program binding */
CRProgram *fromProg = from->currentVertexProgram;
CRProgram *toProg = to->currentVertexProgram;
if (CHECKDIRTY(b->vpBinding, bitID)) {
if (fromProg->id != toProg->id) {
if (toProg->isARBprogram)
diff_api.BindProgramARB(GL_VERTEX_PROGRAM_ARB, toProg->id);
else
diff_api.BindProgramNV(GL_VERTEX_PROGRAM_NV, toProg->id);
from->currentVertexProgram = toProg;
}
CLEARDIRTY(b->vpBinding, nbitID);
}
if (toProg) {
/* vertex program text */
if (CHECKDIRTY(toProg->dirtyProgram, bitID)) {
if (toProg->isARBprogram) {
diff_api.ProgramStringARB( GL_VERTEX_PROGRAM_ARB, toProg->format, toProg->length, toProg->string );
}
else {
diff_api.LoadProgramNV( GL_VERTEX_PROGRAM_NV, toProg->id, toProg->length, toProg->string );
}
CLEARDIRTY(toProg->dirtyProgram, nbitID);
}
/* vertex program global/env parameters */
if (CHECKDIRTY(b->vertexEnvParameters, bitID)) {
for (i = 0; i < toCtx->limits.maxVertexProgramEnvParams; i++) {
if (CHECKDIRTY(b->vertexEnvParameter[i], bitID)) {
if (toProg->isARBprogram)
diff_api.ProgramEnvParameter4fvARB(GL_VERTEX_PROGRAM_ARB, i,
to->vertexParameters[i]);
else
diff_api.ProgramParameter4fvNV(GL_VERTEX_PROGRAM_NV, i,
to->vertexParameters[i]);
if (fromProg) {
COPY_4V(from->vertexParameters[i],
to->vertexParameters[i]);
}
CLEARDIRTY(b->vertexEnvParameter[i], nbitID);
}
}
CLEARDIRTY(b->vertexEnvParameters, nbitID);
}
/* vertex program local parameters */
if (CHECKDIRTY(toProg->dirtyParams, bitID)) {
for (i = 0; i < toCtx->limits.maxVertexProgramLocalParams; i++) {
if (CHECKDIRTY(toProg->dirtyParam[i], bitID)) {
if (toProg->isARBprogram)
diff_api.ProgramLocalParameter4fvARB(GL_VERTEX_PROGRAM_ARB, i, toProg->parameters[i]);
else
diff_api.ProgramLocalParameter4fvARB(GL_VERTEX_PROGRAM_NV, i, toProg->parameters[i]);
CLEARDIRTY(toProg->dirtyParam[i], nbitID);
}
}
CLEARDIRTY(toProg->dirtyParams, nbitID);
}
}
}
/*
* Separate paths for NV vs ARB fragment program
*/
if (to->fpEnabled) {
/* NV fragment program binding */
CRProgram *fromProg = from->currentFragmentProgram;
CRProgram *toProg = to->currentFragmentProgram;
if (CHECKDIRTY(b->fpBinding, bitID)) {
if (fromProg->id != toProg->id) {
diff_api.BindProgramNV(GL_FRAGMENT_PROGRAM_NV, toProg->id);
from->currentFragmentProgram = toProg;
}
CLEARDIRTY(b->fpBinding, nbitID);
}
if (toProg) {
/* fragment program text */
if (CHECKDIRTY(toProg->dirtyProgram, bitID)) {
diff_api.LoadProgramNV( GL_FRAGMENT_PROGRAM_NV, toProg->id,
toProg->length, toProg->string );
CLEARDIRTY(toProg->dirtyProgram, nbitID);
}
/* fragment program global/env parameters */
if (CHECKDIRTY(b->fragmentEnvParameters, bitID)) {
for (i = 0; i < toCtx->limits.maxFragmentProgramEnvParams; i++) {
if (CHECKDIRTY(b->fragmentEnvParameter[i], bitID)) {
diff_api.ProgramParameter4fvNV(GL_FRAGMENT_PROGRAM_NV, i,
to->fragmentParameters[i]);
if (fromProg) {
COPY_4V(from->fragmentParameters[i],
to->fragmentParameters[i]);
}
CLEARDIRTY(b->fragmentEnvParameter[i], nbitID);
}
}
CLEARDIRTY(b->fragmentEnvParameters, nbitID);
}
/* named local parameters */
if (CHECKDIRTY(toProg->dirtyNamedParams, bitID)) {
CRProgramSymbol *symbol;
for (symbol = toProg->symbolTable; symbol; symbol = symbol->next) {
if (CHECKDIRTY(symbol->dirty, bitID)) {
GLint len = crStrlen(symbol->name);
diff_api.ProgramNamedParameter4fvNV(toProg->id, len,
(const GLubyte *) symbol->name,
symbol->value);
if (fromProg) {
SetProgramSymbol(fromProg, symbol->name, len,
symbol->value[0], symbol->value[1],
symbol->value[2], symbol->value[3]);
}
CLEARDIRTY(symbol->dirty, nbitID);
}
}
CLEARDIRTY(toProg->dirtyNamedParams, nbitID);
}
/* numbered local parameters */
if (CHECKDIRTY(toProg->dirtyParams, bitID)) {
for (i = 0; i < CR_MAX_FRAGMENT_PROGRAM_LOCAL_PARAMS; i++) {
if (CHECKDIRTY(toProg->dirtyParam[i], bitID)) {
diff_api.ProgramLocalParameter4fvARB(GL_FRAGMENT_PROGRAM_NV, i,
toProg->parameters[i]);
if (fromProg) {
COPY_4V(fromProg->parameters[i], toProg->parameters[i]);
}
CLEARDIRTY(toProg->dirtyParam[i], nbitID);
}
}
CLEARDIRTY(toProg->dirtyParams, nbitID);
}
}
}
else if (to->fpEnabledARB) {
/* ARB fragment program binding */
CRProgram *fromProg = from->currentFragmentProgram;
CRProgram *toProg = to->currentFragmentProgram;
if (CHECKDIRTY(b->fpBinding, bitID)) {
if (fromProg->id != toProg->id) {
diff_api.BindProgramARB(GL_FRAGMENT_PROGRAM_ARB, toProg->id);
from->currentFragmentProgram = toProg;
}
CLEARDIRTY(b->fpBinding, nbitID);
}
if (toProg) {
/* fragment program text */
if (CHECKDIRTY(toProg->dirtyProgram, bitID)) {
diff_api.ProgramStringARB( GL_FRAGMENT_PROGRAM_ARB, toProg->format,
toProg->length, toProg->string );
CLEARDIRTY(toProg->dirtyProgram, nbitID);
}
/* fragment program global/env parameters */
if (CHECKDIRTY(b->fragmentEnvParameters, bitID)) {
for (i = 0; i < toCtx->limits.maxFragmentProgramEnvParams; i++) {
if (CHECKDIRTY(b->fragmentEnvParameter[i], bitID)) {
diff_api.ProgramEnvParameter4fvARB(GL_FRAGMENT_PROGRAM_ARB, i,
to->fragmentParameters[i]);
if (fromProg) {
COPY_4V(from->fragmentParameters[i],
to->fragmentParameters[i]);
}
CLEARDIRTY(b->fragmentEnvParameter[i], nbitID);
}
}
CLEARDIRTY(b->fragmentEnvParameters, nbitID);
}
/* numbered local parameters */
if (CHECKDIRTY(toProg->dirtyParams, bitID)) {
for (i = 0; i < CR_MAX_FRAGMENT_PROGRAM_LOCAL_PARAMS; i++) {
if (CHECKDIRTY(toProg->dirtyParam[i], bitID)) {
diff_api.ProgramLocalParameter4fvARB(GL_FRAGMENT_PROGRAM_ARB, i,
toProg->parameters[i]);
if (fromProg) {
COPY_4V(fromProg->parameters[i], toProg->parameters[i]);
}
CLEARDIRTY(toProg->dirtyParam[i], nbitID);
}
}
CLEARDIRTY(toProg->dirtyParams, nbitID);
}
}
}
CLEARDIRTY(b->dirty, nbitID);
}
void
crStateProgramSwitch(CRProgramBits *b, CRbitvalue *bitID,
CRContext *fromCtx, CRContext *toCtx)
{
CRProgramState *from = &(fromCtx->program);
CRProgramState *to = &(toCtx->program);
unsigned int i, j;
CRbitvalue nbitID[CR_MAX_BITARRAY];
GLenum whichVert = fromCtx->extensions.ARB_vertex_program && toCtx->extensions.ARB_vertex_program ? GL_VERTEX_PROGRAM_ARB : GL_VERTEX_PROGRAM_NV;
for (j=0;j<CR_MAX_BITARRAY;j++)
nbitID[j] = ~bitID[j];
/* vertex program enable */
if (CHECKDIRTY(b->vpEnable, bitID)) {
glAble able[2];
able[0] = diff_api.Disable;
able[1] = diff_api.Enable;
if (from->vpEnabled != to->vpEnabled) {
able[to->vpEnabled](whichVert);
}
if (from->vpTwoSide != to->vpTwoSide) {
able[to->vpTwoSide](GL_VERTEX_PROGRAM_TWO_SIDE_NV);
}
if (from->vpPointSize != to->vpPointSize) {
able[to->vpPointSize](GL_VERTEX_PROGRAM_POINT_SIZE_NV);
}
DIRTY(b->vpEnable, nbitID);
}
/* fragment program enable */
if (CHECKDIRTY(b->fpEnable, bitID)) {
glAble able[2];
able[0] = diff_api.Disable;
able[1] = diff_api.Enable;
if (from->fpEnabled != to->fpEnabled) {
able[to->fpEnabled](GL_FRAGMENT_PROGRAM_NV);
}
if (from->fpEnabledARB != to->fpEnabledARB) {
able[to->fpEnabledARB](GL_FRAGMENT_PROGRAM_ARB);
}
DIRTY(b->fpEnable, nbitID);
}
/* program/track matrices */
if (to->vpEnabled) {
for (i = 0; i < toCtx->limits.maxVertexProgramEnvParams / 4; i++) {
if (CHECKDIRTY(b->trackMatrix[i], bitID)) {
if (from->TrackMatrix[i] != to->TrackMatrix[i]) {
diff_api.TrackMatrixNV(GL_VERTEX_PROGRAM_NV, i * 4,
to->TrackMatrix[i],
to->TrackMatrixTransform[i]);
}
DIRTY(b->trackMatrix[i], nbitID);
}
}
}
if (to->vpEnabled) {
/* vertex program binding */
CRProgram *fromProg = from->currentVertexProgram;
CRProgram *toProg = to->currentVertexProgram;
if (CHECKDIRTY(b->vpBinding, bitID)) {
if (fromProg->id != toProg->id) {
if (toProg->isARBprogram)
diff_api.BindProgramARB(GL_VERTEX_PROGRAM_ARB, toProg->id);
else
diff_api.BindProgramNV(GL_VERTEX_PROGRAM_NV, toProg->id);
}
DIRTY(b->vpBinding, nbitID);
}
if (toProg) {
/* vertex program text */
if (CHECKDIRTY(toProg->dirtyProgram, bitID)) {
if (toProg->isARBprogram)
diff_api.ProgramStringARB(GL_VERTEX_PROGRAM_ARB, toProg->format, toProg->length, toProg->string);
else
diff_api.LoadProgramNV(GL_VERTEX_PROGRAM_NV, toProg->id, toProg->length, toProg->string);
DIRTY(toProg->dirtyProgram, nbitID);
}
/* vertex program global/env parameters */
if (CHECKDIRTY(b->vertexEnvParameters, bitID)) {
for (i = 0; i < toCtx->limits.maxVertexProgramEnvParams; i++) {
if (CHECKDIRTY(b->vertexEnvParameter[i], bitID)) {
if (toProg->isARBprogram)
diff_api.ProgramEnvParameter4fvARB(GL_VERTEX_PROGRAM_ARB, i, to->vertexParameters[i]);
else
diff_api.ProgramParameter4fvNV(GL_VERTEX_PROGRAM_NV, i, to->vertexParameters[i]);
DIRTY(b->vertexEnvParameter[i], nbitID);
}
}
DIRTY(b->vertexEnvParameters, nbitID);
}
/* vertex program local parameters */
if (CHECKDIRTY(toProg->dirtyParams, bitID)) {
for (i = 0; i < toCtx->limits.maxVertexProgramLocalParams; i++) {
if (CHECKDIRTY(toProg->dirtyParam[i], bitID)) {
if (toProg->isARBprogram)
diff_api.ProgramLocalParameter4fvARB(GL_VERTEX_PROGRAM_ARB, i, toProg->parameters[i]);
else
diff_api.ProgramLocalParameter4fvARB(GL_VERTEX_PROGRAM_NV, i, toProg->parameters[i]);
}
}
DIRTY(toProg->dirtyParams, nbitID);
}
}
}
/*
* Separate paths for NV vs ARB fragment program
*/
if (to->fpEnabled) {
/* NV fragment program binding */
CRProgram *fromProg = from->currentFragmentProgram;
CRProgram *toProg = to->currentFragmentProgram;
if (CHECKDIRTY(b->fpBinding, bitID)) {
if (fromProg->id != toProg->id) {
diff_api.BindProgramNV(GL_FRAGMENT_PROGRAM_NV, toProg->id);
}
DIRTY(b->fpBinding, nbitID);
}
if (toProg) {
/* fragment program text */
if (CHECKDIRTY(toProg->dirtyProgram, bitID)) {
diff_api.LoadProgramNV(GL_FRAGMENT_PROGRAM_NV, toProg->id, toProg->length, toProg->string);
DIRTY(toProg->dirtyProgram, nbitID);
}
/* fragment program global/env parameters */
if (CHECKDIRTY(b->fragmentEnvParameters, bitID)) {
for (i = 0; i < toCtx->limits.maxFragmentProgramEnvParams; i++) {
if (CHECKDIRTY(b->fragmentEnvParameter[i], bitID)) {
diff_api.ProgramParameter4fvNV(GL_FRAGMENT_PROGRAM_NV, i,
to->fragmentParameters[i]);
DIRTY(b->fragmentEnvParameter[i], nbitID);
}
}
DIRTY(b->fragmentEnvParameters, nbitID);
}
/* named local parameters */
if (CHECKDIRTY(toProg->dirtyNamedParams, bitID)) {
CRProgramSymbol *symbol;
for (symbol = toProg->symbolTable; symbol; symbol = symbol->next) {
if (CHECKDIRTY(symbol->dirty, bitID)) {
GLint len = crStrlen(symbol->name);
diff_api.ProgramNamedParameter4fvNV(toProg->id, len,
(const GLubyte *) symbol->name,
symbol->value);
DIRTY(symbol->dirty, nbitID);
}
}
DIRTY(toProg->dirtyNamedParams, nbitID);
}
/* numbered local parameters */
if (CHECKDIRTY(toProg->dirtyParams, bitID)) {
for (i = 0; i < CR_MAX_FRAGMENT_PROGRAM_LOCAL_PARAMS; i++) {
if (CHECKDIRTY(toProg->dirtyParam[i], bitID)) {
if (toProg->isARBprogram)
diff_api.ProgramLocalParameter4fvARB(GL_FRAGMENT_PROGRAM_ARB, i, toProg->parameters[i]);
else
diff_api.ProgramLocalParameter4fvARB(GL_FRAGMENT_PROGRAM_NV, i, toProg->parameters[i]);
}
}
DIRTY(toProg->dirtyParams, nbitID);
}
}
}
else if (to->fpEnabledARB) {
/* ARB fragment program binding */
CRProgram *fromProg = from->currentFragmentProgram;
CRProgram *toProg = to->currentFragmentProgram;
if (CHECKDIRTY(b->fpBinding, bitID)) {
if (fromProg->id != toProg->id) {
diff_api.BindProgramARB(GL_FRAGMENT_PROGRAM_ARB, toProg->id);
}
DIRTY(b->fpBinding, nbitID);
}
if (toProg) {
/* fragment program text */
if (CHECKDIRTY(toProg->dirtyProgram, bitID)) {
diff_api.ProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, toProg->format, toProg->length, toProg->string);
DIRTY(toProg->dirtyProgram, nbitID);
}
/* fragment program global/env parameters */
if (CHECKDIRTY(b->fragmentEnvParameters, bitID)) {
for (i = 0; i < toCtx->limits.maxFragmentProgramEnvParams; i++) {
if (CHECKDIRTY(b->fragmentEnvParameter[i], bitID)) {
diff_api.ProgramEnvParameter4fvARB(GL_FRAGMENT_PROGRAM_ARB, i, to->fragmentParameters[i]);
DIRTY(b->fragmentEnvParameter[i], nbitID);
}
}
DIRTY(b->fragmentEnvParameters, nbitID);
}
/* numbered local parameters */
if (CHECKDIRTY(toProg->dirtyParams, bitID)) {
for (i = 0; i < CR_MAX_FRAGMENT_PROGRAM_LOCAL_PARAMS; i++) {
if (CHECKDIRTY(toProg->dirtyParam[i], bitID)) {
diff_api.ProgramLocalParameter4fvARB(GL_FRAGMENT_PROGRAM_ARB, i, toProg->parameters[i]);
DIRTY(toProg->dirtyParam[i], nbitID);
}
}
DIRTY(toProg->dirtyParams, nbitID);
}
}
}
DIRTY(b->dirty, nbitID);
/* Resend program data */
if (toCtx->program.bResyncNeeded)
{
toCtx->program.bResyncNeeded = GL_FALSE;
crStateDiffAllPrograms(toCtx, bitID, GL_TRUE);
}
}
/*@todo support NVprograms and add some data validity checks*/
static void
DiffProgramCallback(unsigned long key, void *pProg, void *pCtx)
{
CRContext *pContext = (CRContext *) pCtx;
CRProgram *pProgram = (CRProgram *) pProg;
uint32_t i;
if (pProgram->isARBprogram)
{
diff_api.BindProgramARB(pProgram->target, pProgram->id);
diff_api.ProgramStringARB(pProgram->target, pProgram->format, pProgram->length, pProgram->string);
if (GL_VERTEX_PROGRAM_ARB == pProgram->target)
{
/* vertex program global/env parameters */
for (i = 0; i < pContext->limits.maxVertexProgramEnvParams; i++)
{
diff_api.ProgramEnvParameter4fvARB(GL_VERTEX_PROGRAM_ARB, i, pContext->program.vertexParameters[i]);
}
/* vertex program local parameters */
for (i = 0; i < pContext->limits.maxVertexProgramLocalParams; i++)
{
diff_api.ProgramLocalParameter4fvARB(GL_VERTEX_PROGRAM_ARB, i, pProgram->parameters[i]);
}
}
else if (GL_FRAGMENT_PROGRAM_ARB == pProgram->target)
{
/* vertex program global/env parameters */
for (i = 0; i < pContext->limits.maxFragmentProgramEnvParams; i++)
{
diff_api.ProgramEnvParameter4fvARB(GL_FRAGMENT_PROGRAM_ARB, i, pContext->program.fragmentParameters[i]);
}
/* vertex program local parameters */
for (i = 0; i < CR_MAX_FRAGMENT_PROGRAM_LOCAL_PARAMS; i++)
{
diff_api.ProgramLocalParameter4fvARB(GL_FRAGMENT_PROGRAM_ARB, i, pProgram->parameters[i]);
}
}
else
{
crError("Unexpected program target");
}
}
else
{
diff_api.BindProgramNV(pProgram->target, pProgram->id);
}
}
void crStateDiffAllPrograms(CRContext *g, CRbitvalue *bitID, GLboolean bForceUpdate)
{
CRProgram *pOrigVP, *pOrigFP;
(void) bForceUpdate;
/* save original bindings */
pOrigVP = g->program.currentVertexProgram;
pOrigFP = g->program.currentFragmentProgram;
crHashtableWalk(g->program.programHash, DiffProgramCallback, g);
/* restore original bindings */
if (pOrigVP->isARBprogram)
diff_api.BindProgramARB(pOrigVP->target, pOrigVP->id);
else
diff_api.BindProgramNV(pOrigVP->target, pOrigVP->id);
if (pOrigFP->isARBprogram)
diff_api.BindProgramARB(pOrigFP->target, pOrigFP->id);
else
diff_api.BindProgramNV(pOrigFP->target, pOrigFP->id);
}