#include "imports.h"
#include "macros.h"
#include "mtypes.h"
-#include "program.h"
#include "nvfragparse.h"
-#include "program_instruction.h"
+#include "program.h"
+#include "prog_parameter.h"
+#include "prog_instruction.h"
+#include "prog_statevars.h"
#include "nvvertparse.h"
#include "atifragshader.h"
-static const char *
-make_state_string(const GLint stateTokens[6]);
-
-static GLbitfield
-make_state_flags(const GLint state[]);
-
/**********************************************************************/
/* Utility functions */
}
-/**********************************************************************/
-/* Program parameter functions */
-/**********************************************************************/
-
-struct gl_program_parameter_list *
-_mesa_new_parameter_list(void)
-{
- return (struct gl_program_parameter_list *)
- _mesa_calloc(sizeof(struct gl_program_parameter_list));
-}
-
-
-/**
- * Free a parameter list and all its parameters
- */
-void
-_mesa_free_parameter_list(struct gl_program_parameter_list *paramList)
-{
- GLuint i;
- for (i = 0; i < paramList->NumParameters; i++) {
- if (paramList->Parameters[i].Name)
- _mesa_free((void *) paramList->Parameters[i].Name);
- }
- _mesa_free(paramList->Parameters);
- if (paramList->ParameterValues)
- _mesa_align_free(paramList->ParameterValues);
- _mesa_free(paramList);
-}
-
-
-
-/**
- * Add a new parameter to a parameter list.
- * \param paramList the list to add the parameter to
- * \param name the parameter name, will be duplicated/copied!
- * \param values initial parameter value, up to 4 GLfloats
- * \param size number of elements in 'values' vector (1..4)
- * \param type type of parameter, such as
- * \return index of new parameter in the list, or -1 if error (out of mem)
- */
-GLint
-_mesa_add_parameter(struct gl_program_parameter_list *paramList,
- const char *name, const GLfloat values[4], GLuint size,
- enum register_file type)
-{
- const GLuint n = paramList->NumParameters;
-
- if (n == paramList->Size) {
- /* Need to grow the parameter list array */
- if (paramList->Size == 0)
- paramList->Size = 8;
- else
- paramList->Size *= 2;
-
- /* realloc arrays */
- paramList->Parameters = (struct gl_program_parameter *)
- _mesa_realloc(paramList->Parameters,
- n * sizeof(struct gl_program_parameter),
- paramList->Size * sizeof(struct gl_program_parameter));
-
- paramList->ParameterValues = (GLfloat (*)[4])
- _mesa_align_realloc(paramList->ParameterValues, /* old buf */
- n * 4 * sizeof(GLfloat), /* old size */
- paramList->Size * 4 *sizeof(GLfloat), /* new sz */
- 16);
- }
-
- if (!paramList->Parameters ||
- !paramList->ParameterValues) {
- /* out of memory */
- paramList->NumParameters = 0;
- paramList->Size = 0;
- return -1;
- }
- else {
- paramList->NumParameters = n + 1;
-
- _mesa_memset(¶mList->Parameters[n], 0,
- sizeof(struct gl_program_parameter));
-
- paramList->Parameters[n].Name = name ? _mesa_strdup(name) : NULL;
- paramList->Parameters[n].Type = type;
- paramList->Parameters[n].Size = size;
- if (values)
- COPY_4V(paramList->ParameterValues[n], values);
- return (GLint) n;
- }
-}
-
-
-/**
- * Add a new named program parameter (Ex: NV_fragment_program DEFINE statement)
- * \return index of the new entry in the parameter list
- */
-GLint
-_mesa_add_named_parameter(struct gl_program_parameter_list *paramList,
- const char *name, const GLfloat values[4])
-{
- return _mesa_add_parameter(paramList, name, values, 4, PROGRAM_NAMED_PARAM);
-}
-
-
-/**
- * Add a new named constant to the parameter list.
- * This will be used when the program contains something like this:
- * PARAM myVals = { 0, 1, 2, 3 };
- *
- * \param paramList the parameter list
- * \param name the name for the constant
- * \param values four float values
- * \return index/position of the new parameter in the parameter list
- */
-GLint
-_mesa_add_named_constant(struct gl_program_parameter_list *paramList,
- const char *name, const GLfloat values[4],
- GLuint size)
-{
-#if 0 /* disable this for now -- we need to save the name! */
- GLint pos;
- GLuint swizzle;
- ASSERT(size == 4); /* XXX future feature */
- /* check if we already have this constant */
- if (_mesa_lookup_parameter_constant(paramList, values, 4, &pos, &swizzle)) {
- return pos;
- }
-#endif
- size = 4; /** XXX fix */
- return _mesa_add_parameter(paramList, name, values, size, PROGRAM_CONSTANT);
-}
-
-
-/**
- * Add a new unnamed constant to the parameter list.
- * This will be used when the program contains something like this:
- * MOV r, { 0, 1, 2, 3 };
- *
- * \param paramList the parameter list
- * \param values four float values
- * \param swizzleOut returns swizzle mask for accessing the constant
- * \return index/position of the new parameter in the parameter list.
- */
-GLint
-_mesa_add_unnamed_constant(struct gl_program_parameter_list *paramList,
- const GLfloat values[4], GLuint size,
- GLuint *swizzleOut)
-{
- GLint pos;
- GLuint swizzle;
- ASSERT(size >= 1);
- ASSERT(size <= 4);
- size = 4; /* XXX temporary */
- /* check if we already have this constant */
- if (_mesa_lookup_parameter_constant(paramList, values,
- size, &pos, &swizzle)) {
- return pos;
- }
- return _mesa_add_parameter(paramList, NULL, values, size, PROGRAM_CONSTANT);
-}
-
-
-GLint
-_mesa_add_uniform(struct gl_program_parameter_list *paramList,
- const char *name, GLuint size)
-{
- GLint i = _mesa_lookup_parameter_index(paramList, -1, name);
- if (i >= 0 && paramList->Parameters[i].Type == PROGRAM_UNIFORM) {
- /* already in list */
- return i;
- }
- else {
- assert(size == 4);
- i = _mesa_add_parameter(paramList, name, NULL, size, PROGRAM_UNIFORM);
- return i;
- }
-}
-
-
-GLint
-_mesa_add_varying(struct gl_program_parameter_list *paramList,
- const char *name, GLuint size)
-{
- GLint i = _mesa_lookup_parameter_index(paramList, -1, name);
- if (i >= 0 && paramList->Parameters[i].Type == PROGRAM_VARYING) {
- /* already in list */
- return i;
- }
- else {
- assert(size == 4);
- i = _mesa_add_parameter(paramList, name, NULL, size, PROGRAM_VARYING);
- return i;
- }
-}
-
-
-
-
-#if 0 /* not used yet */
-/**
- * Returns the number of 4-component registers needed to store a piece
- * of GL state. For matrices this may be as many as 4 registers,
- * everything else needs
- * just 1 register.
- */
-static GLuint
-sizeof_state_reference(const GLint *stateTokens)
-{
- if (stateTokens[0] == STATE_MATRIX) {
- GLuint rows = stateTokens[4] - stateTokens[3] + 1;
- assert(rows >= 1);
- assert(rows <= 4);
- return rows;
- }
- else {
- return 1;
- }
-}
-#endif
-
-
/**
- * Add a new state reference to the parameter list.
- * This will be used when the program contains something like this:
- * PARAM ambient = state.material.front.ambient;
- *
- * \param paramList the parameter list
- * \param state an array of 6 state tokens
- * \return index of the new parameter.
+ * Return a copy of a program.
+ * XXX Problem here if the program object is actually OO-derivation
+ * made by a device driver.
*/
-GLint
-_mesa_add_state_reference(struct gl_program_parameter_list *paramList,
- const GLint *stateTokens)
+struct gl_program *
+_mesa_clone_program(GLcontext *ctx, const struct gl_program *prog)
{
- const GLuint size = 4; /* XXX fix */
- const char *name;
- GLint index;
-
- /* Check if the state reference is already in the list */
- for (index = 0; index < paramList->NumParameters; index++) {
- GLuint i, match = 0;
- for (i = 0; i < 6; i++) {
- if (paramList->Parameters[index].StateIndexes[i] == stateTokens[i]) {
- match++;
- }
- else {
- break;
- }
- }
- if (match == 6) {
- /* this state reference is already in the parameter list */
- return index;
- }
- }
-
- name = make_state_string(stateTokens);
- index = _mesa_add_parameter(paramList, name, NULL, size, PROGRAM_STATE_VAR);
- if (index >= 0) {
- GLuint i;
- for (i = 0; i < 6; i++) {
- paramList->Parameters[index].StateIndexes[i]
- = (gl_state_index) stateTokens[i];
- }
- paramList->StateFlags |= make_state_flags(stateTokens);
- }
-
- /* free name string here since we duplicated it in add_parameter() */
- _mesa_free((void *) name);
-
- return index;
-}
-
+ struct gl_program *clone;
-/**
- * Lookup a parameter value by name in the given parameter list.
- * \return pointer to the float[4] values.
- */
-GLfloat *
-_mesa_lookup_parameter_value(const struct gl_program_parameter_list *paramList,
- GLsizei nameLen, const char *name)
-{
- GLuint i = _mesa_lookup_parameter_index(paramList, nameLen, name);
- if (i < 0)
+ clone = _mesa_new_program(ctx, prog->Target, prog->Id);
+ if (!clone)
return NULL;
- else
- return paramList->ParameterValues[i];
-}
-
-
-/**
- * Given a program parameter name, find its position in the list of parameters.
- * \param paramList the parameter list to search
- * \param nameLen length of name (in chars).
- * If length is negative, assume that name is null-terminated.
- * \param name the name to search for
- * \return index of parameter in the list.
- */
-GLint
-_mesa_lookup_parameter_index(const struct gl_program_parameter_list *paramList,
- GLsizei nameLen, const char *name)
-{
- GLint i;
-
- if (!paramList)
- return -1;
- if (nameLen == -1) {
- /* name is null-terminated */
- for (i = 0; i < (GLint) paramList->NumParameters; i++) {
- if (paramList->Parameters[i].Name &&
- _mesa_strcmp(paramList->Parameters[i].Name, name) == 0)
- return i;
- }
- }
- else {
- /* name is not null-terminated, use nameLen */
- for (i = 0; i < (GLint) paramList->NumParameters; i++) {
- if (paramList->Parameters[i].Name &&
- _mesa_strncmp(paramList->Parameters[i].Name, name, nameLen) == 0
- && _mesa_strlen(paramList->Parameters[i].Name) == (size_t)nameLen)
- return i;
- }
+ assert(clone->Target == prog->Target);
+ clone->String = (GLubyte *) _mesa_strdup((char *) prog->String);
+ clone->RefCount = 1;
+ clone->Format = prog->Format;
+ clone->Instructions = _mesa_alloc_instructions(prog->NumInstructions);
+ if (!clone->Instructions) {
+ _mesa_delete_program(ctx, clone);
+ return NULL;
}
- return -1;
-}
-
-
-/**
- * Look for a float vector in the given parameter list. The float vector
- * may be of length 1, 2, 3 or 4.
- * \param paramList the parameter list to search
- * \param v the float vector to search for
- * \param size number of element in v
- * \param posOut returns the position of the constant, if found
- * \param swizzleOut returns a swizzle mask describing location of the
- * vector elements if found
- * \return GL_TRUE if found, GL_FALSE if not found
- */
-GLboolean
-_mesa_lookup_parameter_constant(const struct gl_program_parameter_list *paramList,
- const GLfloat v[], GLsizei vSize,
- GLint *posOut, GLuint *swizzleOut)
-{
- GLuint i;
+ memcpy(clone->Instructions, prog->Instructions,
+ prog->NumInstructions * sizeof(struct prog_instruction));
+ clone->InputsRead = prog->InputsRead;
+ clone->OutputsWritten = prog->OutputsWritten;
+ clone->Parameters = _mesa_clone_parameter_list(prog->Parameters);
+ memcpy(clone->LocalParams, prog->LocalParams, sizeof(clone->LocalParams));
+ clone->Varying = _mesa_clone_parameter_list(prog->Varying);
+ memcpy(clone->LocalParams, prog->LocalParams, sizeof(clone->LocalParams));
+ clone->NumInstructions = prog->NumInstructions;
+ clone->NumTemporaries = prog->NumTemporaries;
+ clone->NumParameters = prog->NumParameters;
+ clone->NumAttributes = prog->NumAttributes;
+ clone->NumAddressRegs = prog->NumAddressRegs;
+ clone->NumNativeInstructions = prog->NumNativeInstructions;
+ clone->NumNativeTemporaries = prog->NumNativeTemporaries;
+ clone->NumNativeParameters = prog->NumNativeParameters;
+ clone->NumNativeAttributes = prog->NumNativeAttributes;
+ clone->NumNativeAddressRegs = prog->NumNativeAddressRegs;
- assert(vSize >= 1);
- assert(vSize <= 4);
-
- if (!paramList)
- return -1;
-
- for (i = 0; i < paramList->NumParameters; i++) {
- if (paramList->Parameters[i].Type == PROGRAM_CONSTANT) {
- const GLint maxShift = 4 - vSize;
- GLint shift, j;
- for (shift = 0; shift <= maxShift; shift++) {
- GLint matched = 0;
- GLuint swizzle[4];
- swizzle[0] = swizzle[1] = swizzle[2] = swizzle[3] = 0;
- /* XXX we could do out-of-order swizzle matches too, someday */
- for (j = 0; j < vSize; j++) {
- assert(shift + j < 4);
- if (paramList->ParameterValues[i][shift + j] == v[j]) {
- matched++;
- swizzle[j] = shift + j;
- ASSERT(swizzle[j] >= SWIZZLE_X);
- ASSERT(swizzle[j] <= SWIZZLE_W);
- }
- }
- if (matched == vSize) {
- /* found! */
- *posOut = i;
- *swizzleOut = MAKE_SWIZZLE4(swizzle[0], swizzle[1],
- swizzle[2], swizzle[3]);
- return GL_TRUE;
- }
- }
+ switch (prog->Target) {
+ case GL_VERTEX_PROGRAM_ARB:
+ {
+ const struct gl_vertex_program *vp
+ = (const struct gl_vertex_program *) prog;
+ struct gl_vertex_program *vpc = (struct gl_vertex_program *) clone;
+ vpc->IsPositionInvariant = vp->IsPositionInvariant;
}
- }
-
- *posOut = -1;
- return GL_FALSE;
-}
-
-
-struct gl_program_parameter_list *
-_mesa_clone_parameter_list(const struct gl_program_parameter_list *list)
-{
- struct gl_program_parameter_list *clone;
- GLuint i;
-
- clone = _mesa_new_parameter_list();
- if (!clone)
- return NULL;
-
- /** Not too efficient, but correct */
- for (i = 0; i < list->NumParameters; i++) {
- struct gl_program_parameter *p = list->Parameters + i;
- GLint j = _mesa_add_parameter(clone, p->Name, list->ParameterValues[i],
- p->Size, p->Type);
- ASSERT(j >= 0);
- /* copy state indexes */
- if (p->Type == PROGRAM_STATE_VAR) {
- GLint k;
- struct gl_program_parameter *q = clone->Parameters + j;
- for (k = 0; k < 6; k++) {
- q->StateIndexes[k] = p->StateIndexes[k];
- }
+ break;
+ case GL_FRAGMENT_PROGRAM_ARB:
+ {
+ const struct gl_fragment_program *fp
+ = (const struct gl_fragment_program *) prog;
+ struct gl_fragment_program *fpc = (struct gl_fragment_program *) clone;
+ memcpy(fpc->TexturesUsed, fp->TexturesUsed, sizeof(fp->TexturesUsed));
+ fpc->NumAluInstructions = fp->NumAluInstructions;
+ fpc->NumTexInstructions = fp->NumTexInstructions;
+ fpc->NumTexIndirections = fp->NumTexIndirections;
+ fpc->NumNativeAluInstructions = fp->NumNativeAluInstructions;
+ fpc->NumNativeTexInstructions = fp->NumNativeTexInstructions;
+ fpc->NumNativeTexIndirections = fp->NumNativeTexIndirections;
+ fpc->FogOption = fp->FogOption;
+ fpc->UsesKill = fp->UsesKill;
}
+ break;
+ default:
+ _mesa_problem(NULL, "Unexpected target in _mesa_clone_program");
}
return clone;
}
-/**
- * Use the list of tokens in the state[] array to find global GL state
- * and return it in <value>. Usually, four values are returned in <value>
- * but matrix queries may return as many as 16 values.
- * This function is used for ARB vertex/fragment programs.
- * The program parser will produce the state[] values.
- */
-static void
-_mesa_fetch_state(GLcontext *ctx, const gl_state_index state[],
- GLfloat *value)
-{
- switch (state[0]) {
- case STATE_MATERIAL:
- {
- /* state[1] is either 0=front or 1=back side */
- const GLuint face = (GLuint) state[1];
- const struct gl_material *mat = &ctx->Light.Material;
- ASSERT(face == 0 || face == 1);
- /* we rely on tokens numbered so that _BACK_ == _FRONT_+ 1 */
- ASSERT(MAT_ATTRIB_FRONT_AMBIENT + 1 == MAT_ATTRIB_BACK_AMBIENT);
- /* XXX we could get rid of this switch entirely with a little
- * work in arbprogparse.c's parse_state_single_item().
- */
- /* state[2] is the material attribute */
- switch (state[2]) {
- case STATE_AMBIENT:
- COPY_4V(value, mat->Attrib[MAT_ATTRIB_FRONT_AMBIENT + face]);
- return;
- case STATE_DIFFUSE:
- COPY_4V(value, mat->Attrib[MAT_ATTRIB_FRONT_DIFFUSE + face]);
- return;
- case STATE_SPECULAR:
- COPY_4V(value, mat->Attrib[MAT_ATTRIB_FRONT_SPECULAR + face]);
- return;
- case STATE_EMISSION:
- COPY_4V(value, mat->Attrib[MAT_ATTRIB_FRONT_EMISSION + face]);
- return;
- case STATE_SHININESS:
- value[0] = mat->Attrib[MAT_ATTRIB_FRONT_SHININESS + face][0];
- value[1] = 0.0F;
- value[2] = 0.0F;
- value[3] = 1.0F;
- return;
- default:
- _mesa_problem(ctx, "Invalid material state in fetch_state");
- return;
- }
- }
- case STATE_LIGHT:
- {
- /* state[1] is the light number */
- const GLuint ln = (GLuint) state[1];
- /* state[2] is the light attribute */
- switch (state[2]) {
- case STATE_AMBIENT:
- COPY_4V(value, ctx->Light.Light[ln].Ambient);
- return;
- case STATE_DIFFUSE:
- COPY_4V(value, ctx->Light.Light[ln].Diffuse);
- return;
- case STATE_SPECULAR:
- COPY_4V(value, ctx->Light.Light[ln].Specular);
- return;
- case STATE_POSITION:
- COPY_4V(value, ctx->Light.Light[ln].EyePosition);
- return;
- case STATE_ATTENUATION:
- value[0] = ctx->Light.Light[ln].ConstantAttenuation;
- value[1] = ctx->Light.Light[ln].LinearAttenuation;
- value[2] = ctx->Light.Light[ln].QuadraticAttenuation;
- value[3] = ctx->Light.Light[ln].SpotExponent;
- return;
- case STATE_SPOT_DIRECTION:
- COPY_3V(value, ctx->Light.Light[ln].EyeDirection);
- value[3] = ctx->Light.Light[ln]._CosCutoff;
- return;
- case STATE_HALF:
- {
- GLfloat eye_z[] = {0, 0, 1};
-
- /* Compute infinite half angle vector:
- * half-vector = light_position + (0, 0, 1)
- * and then normalize. w = 0
- *
- * light.EyePosition.w should be 0 for infinite lights.
- */
- ADD_3V(value, eye_z, ctx->Light.Light[ln].EyePosition);
- NORMALIZE_3FV(value);
- value[3] = 0;
- }
- return;
- case STATE_POSITION_NORMALIZED:
- COPY_4V(value, ctx->Light.Light[ln].EyePosition);
- NORMALIZE_3FV( value );
- return;
- default:
- _mesa_problem(ctx, "Invalid light state in fetch_state");
- return;
- }
- }
- case STATE_LIGHTMODEL_AMBIENT:
- COPY_4V(value, ctx->Light.Model.Ambient);
- return;
- case STATE_LIGHTMODEL_SCENECOLOR:
- if (state[1] == 0) {
- /* front */
- GLint i;
- for (i = 0; i < 3; i++) {
- value[i] = ctx->Light.Model.Ambient[i]
- * ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_AMBIENT][i]
- + ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_EMISSION][i];
- }
- value[3] = ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_DIFFUSE][3];
- }
- else {
- /* back */
- GLint i;
- for (i = 0; i < 3; i++) {
- value[i] = ctx->Light.Model.Ambient[i]
- * ctx->Light.Material.Attrib[MAT_ATTRIB_BACK_AMBIENT][i]
- + ctx->Light.Material.Attrib[MAT_ATTRIB_BACK_EMISSION][i];
- }
- value[3] = ctx->Light.Material.Attrib[MAT_ATTRIB_BACK_DIFFUSE][3];
- }
- return;
- case STATE_LIGHTPROD:
- {
- const GLuint ln = (GLuint) state[1];
- const GLuint face = (GLuint) state[2];
- GLint i;
- ASSERT(face == 0 || face == 1);
- switch (state[3]) {
- case STATE_AMBIENT:
- for (i = 0; i < 3; i++) {
- value[i] = ctx->Light.Light[ln].Ambient[i] *
- ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_AMBIENT+face][i];
- }
- /* [3] = material alpha */
- value[3] = ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_DIFFUSE+face][3];
- return;
- case STATE_DIFFUSE:
- for (i = 0; i < 3; i++) {
- value[i] = ctx->Light.Light[ln].Diffuse[i] *
- ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_DIFFUSE+face][i];
- }
- /* [3] = material alpha */
- value[3] = ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_DIFFUSE+face][3];
- return;
- case STATE_SPECULAR:
- for (i = 0; i < 3; i++) {
- value[i] = ctx->Light.Light[ln].Specular[i] *
- ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_SPECULAR+face][i];
- }
- /* [3] = material alpha */
- value[3] = ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_DIFFUSE+face][3];
- return;
- default:
- _mesa_problem(ctx, "Invalid lightprod state in fetch_state");
- return;
- }
- }
- case STATE_TEXGEN:
- {
- /* state[1] is the texture unit */
- const GLuint unit = (GLuint) state[1];
- /* state[2] is the texgen attribute */
- switch (state[2]) {
- case STATE_TEXGEN_EYE_S:
- COPY_4V(value, ctx->Texture.Unit[unit].EyePlaneS);
- return;
- case STATE_TEXGEN_EYE_T:
- COPY_4V(value, ctx->Texture.Unit[unit].EyePlaneT);
- return;
- case STATE_TEXGEN_EYE_R:
- COPY_4V(value, ctx->Texture.Unit[unit].EyePlaneR);
- return;
- case STATE_TEXGEN_EYE_Q:
- COPY_4V(value, ctx->Texture.Unit[unit].EyePlaneQ);
- return;
- case STATE_TEXGEN_OBJECT_S:
- COPY_4V(value, ctx->Texture.Unit[unit].ObjectPlaneS);
- return;
- case STATE_TEXGEN_OBJECT_T:
- COPY_4V(value, ctx->Texture.Unit[unit].ObjectPlaneT);
- return;
- case STATE_TEXGEN_OBJECT_R:
- COPY_4V(value, ctx->Texture.Unit[unit].ObjectPlaneR);
- return;
- case STATE_TEXGEN_OBJECT_Q:
- COPY_4V(value, ctx->Texture.Unit[unit].ObjectPlaneQ);
- return;
- default:
- _mesa_problem(ctx, "Invalid texgen state in fetch_state");
- return;
- }
- }
- case STATE_TEXENV_COLOR:
- {
- /* state[1] is the texture unit */
- const GLuint unit = (GLuint) state[1];
- COPY_4V(value, ctx->Texture.Unit[unit].EnvColor);
- }
- return;
- case STATE_FOG_COLOR:
- COPY_4V(value, ctx->Fog.Color);
- return;
- case STATE_FOG_PARAMS:
- value[0] = ctx->Fog.Density;
- value[1] = ctx->Fog.Start;
- value[2] = ctx->Fog.End;
- value[3] = 1.0F / (ctx->Fog.End - ctx->Fog.Start);
- return;
- case STATE_CLIPPLANE:
- {
- const GLuint plane = (GLuint) state[1];
- COPY_4V(value, ctx->Transform.EyeUserPlane[plane]);
- }
- return;
- case STATE_POINT_SIZE:
- value[0] = ctx->Point.Size;
- value[1] = ctx->Point.MinSize;
- value[2] = ctx->Point.MaxSize;
- value[3] = ctx->Point.Threshold;
- return;
- case STATE_POINT_ATTENUATION:
- value[0] = ctx->Point.Params[0];
- value[1] = ctx->Point.Params[1];
- value[2] = ctx->Point.Params[2];
- value[3] = 1.0F;
- return;
- case STATE_MATRIX:
- {
- /* state[1] = modelview, projection, texture, etc. */
- /* state[2] = which texture matrix or program matrix */
- /* state[3] = first row to fetch */
- /* state[4] = last row to fetch */
- /* state[5] = transpose, inverse or invtrans */
-
- const GLmatrix *matrix;
- const gl_state_index mat = state[1];
- const GLuint index = (GLuint) state[2];
- const GLuint firstRow = (GLuint) state[3];
- const GLuint lastRow = (GLuint) state[4];
- const gl_state_index modifier = state[5];
- const GLfloat *m;
- GLuint row, i;
- if (mat == STATE_MODELVIEW) {
- matrix = ctx->ModelviewMatrixStack.Top;
- }
- else if (mat == STATE_PROJECTION) {
- matrix = ctx->ProjectionMatrixStack.Top;
- }
- else if (mat == STATE_MVP) {
- matrix = &ctx->_ModelProjectMatrix;
- }
- else if (mat == STATE_TEXTURE) {
- matrix = ctx->TextureMatrixStack[index].Top;
- }
- else if (mat == STATE_PROGRAM) {
- matrix = ctx->ProgramMatrixStack[index].Top;
- }
- else {
- _mesa_problem(ctx, "Bad matrix name in _mesa_fetch_state()");
- return;
- }
- if (modifier == STATE_MATRIX_INVERSE ||
- modifier == STATE_MATRIX_INVTRANS) {
- /* Be sure inverse is up to date:
- */
- _math_matrix_alloc_inv( (GLmatrix *) matrix );
- _math_matrix_analyse( (GLmatrix*) matrix );
- m = matrix->inv;
- }
- else {
- m = matrix->m;
- }
- if (modifier == STATE_MATRIX_TRANSPOSE ||
- modifier == STATE_MATRIX_INVTRANS) {
- for (i = 0, row = firstRow; row <= lastRow; row++) {
- value[i++] = m[row * 4 + 0];
- value[i++] = m[row * 4 + 1];
- value[i++] = m[row * 4 + 2];
- value[i++] = m[row * 4 + 3];
- }
- }
- else {
- for (i = 0, row = firstRow; row <= lastRow; row++) {
- value[i++] = m[row + 0];
- value[i++] = m[row + 4];
- value[i++] = m[row + 8];
- value[i++] = m[row + 12];
- }
- }
- }
- return;
- case STATE_DEPTH_RANGE:
- value[0] = ctx->Viewport.Near; /* near */
- value[1] = ctx->Viewport.Far; /* far */
- value[2] = ctx->Viewport.Far - ctx->Viewport.Near; /* far - near */
- value[3] = 0;
- return;
- case STATE_FRAGMENT_PROGRAM:
- {
- /* state[1] = {STATE_ENV, STATE_LOCAL} */
- /* state[2] = parameter index */
- const int idx = (int) state[2];
- switch (state[1]) {
- case STATE_ENV:
- COPY_4V(value, ctx->FragmentProgram.Parameters[idx]);
- break;
- case STATE_LOCAL:
- COPY_4V(value, ctx->FragmentProgram.Current->Base.LocalParams[idx]);
- break;
- default:
- _mesa_problem(ctx, "Bad state switch in _mesa_fetch_state()");
- return;
- }
- }
- return;
-
- case STATE_VERTEX_PROGRAM:
- {
- /* state[1] = {STATE_ENV, STATE_LOCAL} */
- /* state[2] = parameter index */
- const int idx = (int) state[2];
- switch (state[1]) {
- case STATE_ENV:
- COPY_4V(value, ctx->VertexProgram.Parameters[idx]);
- break;
- case STATE_LOCAL:
- COPY_4V(value, ctx->VertexProgram.Current->Base.LocalParams[idx]);
- break;
- default:
- _mesa_problem(ctx, "Bad state switch in _mesa_fetch_state()");
- return;
- }
- }
- return;
-
- case STATE_INTERNAL:
- {
- switch (state[1]) {
- case STATE_NORMAL_SCALE:
- ASSIGN_4V(value, ctx->_ModelViewInvScale, 0, 0, 1);
- break;
- case STATE_TEXRECT_SCALE: {
- const int unit = (int) state[2];
- const struct gl_texture_object *texObj = ctx->Texture.Unit[unit]._Current;
- if (texObj) {
- struct gl_texture_image *texImage = texObj->Image[0][0];
- ASSIGN_4V(value, 1.0 / texImage->Width, 1.0 / texImage->Height, 0, 1);
- }
- break;
- }
- default:
- /* unknown state indexes are silently ignored
- * should be handled by the driver.
- */
- return;
- }
- }
- return;
-
- default:
- _mesa_problem(ctx, "Invalid state in _mesa_fetch_state");
- return;
- }
-}
-
-
-/**
- * Return a bitmask of the Mesa state flags (_NEW_* values) which would
- * indicate that the given context state may have changed.
- * The bitmask is used during validation to determine if we need to update
- * vertex/fragment program parameters (like "state.material.color") when
- * some GL state has changed.
- */
-static GLbitfield
-make_state_flags(const GLint state[])
-{
- switch (state[0]) {
- case STATE_MATERIAL:
- case STATE_LIGHT:
- case STATE_LIGHTMODEL_AMBIENT:
- case STATE_LIGHTMODEL_SCENECOLOR:
- case STATE_LIGHTPROD:
- return _NEW_LIGHT;
-
- case STATE_TEXGEN:
- case STATE_TEXENV_COLOR:
- return _NEW_TEXTURE;
-
- case STATE_FOG_COLOR:
- case STATE_FOG_PARAMS:
- return _NEW_FOG;
-
- case STATE_CLIPPLANE:
- return _NEW_TRANSFORM;
-
- case STATE_POINT_SIZE:
- case STATE_POINT_ATTENUATION:
- return _NEW_POINT;
-
- case STATE_MATRIX:
- switch (state[1]) {
- case STATE_MODELVIEW:
- return _NEW_MODELVIEW;
- case STATE_PROJECTION:
- return _NEW_PROJECTION;
- case STATE_MVP:
- return _NEW_MODELVIEW | _NEW_PROJECTION;
- case STATE_TEXTURE:
- return _NEW_TEXTURE_MATRIX;
- case STATE_PROGRAM:
- return _NEW_TRACK_MATRIX;
- default:
- _mesa_problem(NULL, "unexpected matrix in make_state_flags()");
- return 0;
- }
-
- case STATE_DEPTH_RANGE:
- return _NEW_VIEWPORT;
-
- case STATE_FRAGMENT_PROGRAM:
- case STATE_VERTEX_PROGRAM:
- return _NEW_PROGRAM;
-
- case STATE_INTERNAL:
- switch (state[1]) {
- case STATE_NORMAL_SCALE:
- return _NEW_MODELVIEW;
- case STATE_TEXRECT_SCALE:
- return _NEW_TEXTURE;
- default:
- /* unknown state indexes are silently ignored and
- * no flag set, since it is handled by the driver.
- */
- return 0;
- }
-
- default:
- _mesa_problem(NULL, "unexpected state[0] in make_state_flags()");
- return 0;
- }
-}
-
-
-static void
-append(char *dst, const char *src)
-{
- while (*dst)
- dst++;
- while (*src)
- *dst++ = *src++;
- *dst = 0;
-}
-
-
-static void
-append_token(char *dst, gl_state_index k)
-{
- switch (k) {
- case STATE_MATERIAL:
- append(dst, "material.");
- break;
- case STATE_LIGHT:
- append(dst, "light");
- break;
- case STATE_LIGHTMODEL_AMBIENT:
- append(dst, "lightmodel.ambient");
- break;
- case STATE_LIGHTMODEL_SCENECOLOR:
- break;
- case STATE_LIGHTPROD:
- append(dst, "lightprod");
- break;
- case STATE_TEXGEN:
- append(dst, "texgen");
- break;
- case STATE_FOG_COLOR:
- append(dst, "fog.color");
- break;
- case STATE_FOG_PARAMS:
- append(dst, "fog.params");
- break;
- case STATE_CLIPPLANE:
- append(dst, "clip");
- break;
- case STATE_POINT_SIZE:
- append(dst, "point.size");
- break;
- case STATE_POINT_ATTENUATION:
- append(dst, "point.attenuation");
- break;
- case STATE_MATRIX:
- append(dst, "matrix.");
- break;
- case STATE_MODELVIEW:
- append(dst, "modelview");
- break;
- case STATE_PROJECTION:
- append(dst, "projection");
- break;
- case STATE_MVP:
- append(dst, "mvp");
- break;
- case STATE_TEXTURE:
- append(dst, "texture");
- break;
- case STATE_PROGRAM:
- append(dst, "program");
- break;
- case STATE_MATRIX_INVERSE:
- append(dst, ".inverse");
- break;
- case STATE_MATRIX_TRANSPOSE:
- append(dst, ".transpose");
- break;
- case STATE_MATRIX_INVTRANS:
- append(dst, ".invtrans");
- break;
- case STATE_AMBIENT:
- append(dst, "ambient");
- break;
- case STATE_DIFFUSE:
- append(dst, "diffuse");
- break;
- case STATE_SPECULAR:
- append(dst, "specular");
- break;
- case STATE_EMISSION:
- append(dst, "emission");
- break;
- case STATE_SHININESS:
- append(dst, "shininess");
- break;
- case STATE_HALF:
- append(dst, "half");
- break;
- case STATE_POSITION:
- append(dst, ".position");
- break;
- case STATE_ATTENUATION:
- append(dst, ".attenuation");
- break;
- case STATE_SPOT_DIRECTION:
- append(dst, ".spot.direction");
- break;
- case STATE_TEXGEN_EYE_S:
- append(dst, "eye.s");
- break;
- case STATE_TEXGEN_EYE_T:
- append(dst, "eye.t");
- break;
- case STATE_TEXGEN_EYE_R:
- append(dst, "eye.r");
- break;
- case STATE_TEXGEN_EYE_Q:
- append(dst, "eye.q");
- break;
- case STATE_TEXGEN_OBJECT_S:
- append(dst, "object.s");
- break;
- case STATE_TEXGEN_OBJECT_T:
- append(dst, "object.t");
- break;
- case STATE_TEXGEN_OBJECT_R:
- append(dst, "object.r");
- break;
- case STATE_TEXGEN_OBJECT_Q:
- append(dst, "object.q");
- break;
- case STATE_TEXENV_COLOR:
- append(dst, "texenv");
- break;
- case STATE_DEPTH_RANGE:
- append(dst, "depth.range");
- break;
- case STATE_VERTEX_PROGRAM:
- case STATE_FRAGMENT_PROGRAM:
- break;
- case STATE_ENV:
- append(dst, "env");
- break;
- case STATE_LOCAL:
- append(dst, "local");
- break;
- case STATE_INTERNAL:
- case STATE_NORMAL_SCALE:
- case STATE_POSITION_NORMALIZED:
- append(dst, "(internal)");
- break;
- default:
- ;
- }
-}
-
-static void
-append_face(char *dst, GLint face)
-{
- if (face == 0)
- append(dst, "front.");
- else
- append(dst, "back.");
-}
-
-static void
-append_index(char *dst, GLint index)
-{
- char s[20];
- _mesa_sprintf(s, "[%d].", index);
- append(dst, s);
-}
-
-/**
- * Make a string from the given state vector.
- * For example, return "state.matrix.texture[2].inverse".
- * Use _mesa_free() to deallocate the string.
- */
-static const char *
-make_state_string(const GLint state[6])
-{
- char str[1000] = "";
- char tmp[30];
-
- append(str, "state.");
- append_token(str, (gl_state_index) state[0]);
-
- switch (state[0]) {
- case STATE_MATERIAL:
- append_face(str, state[1]);
- append_token(str, (gl_state_index) state[2]);
- break;
- case STATE_LIGHT:
- append(str, "light");
- append_index(str, state[1]); /* light number [i]. */
- append_token(str, (gl_state_index) state[2]); /* coefficients */
- break;
- case STATE_LIGHTMODEL_AMBIENT:
- append(str, "lightmodel.ambient");
- break;
- case STATE_LIGHTMODEL_SCENECOLOR:
- if (state[1] == 0) {
- append(str, "lightmodel.front.scenecolor");
- }
- else {
- append(str, "lightmodel.back.scenecolor");
- }
- break;
- case STATE_LIGHTPROD:
- append_index(str, state[1]); /* light number [i]. */
- append_face(str, state[2]);
- append_token(str, (gl_state_index) state[3]);
- break;
- case STATE_TEXGEN:
- append_index(str, state[1]); /* tex unit [i] */
- append_token(str, (gl_state_index) state[2]); /* plane coef */
- break;
- case STATE_TEXENV_COLOR:
- append_index(str, state[1]); /* tex unit [i] */
- append(str, "color");
- break;
- case STATE_FOG_COLOR:
- case STATE_FOG_PARAMS:
- break;
- case STATE_CLIPPLANE:
- append_index(str, state[1]); /* plane [i] */
- append(str, "plane");
- break;
- case STATE_POINT_SIZE:
- case STATE_POINT_ATTENUATION:
- break;
- case STATE_MATRIX:
- {
- /* state[1] = modelview, projection, texture, etc. */
- /* state[2] = which texture matrix or program matrix */
- /* state[3] = first row to fetch */
- /* state[4] = last row to fetch */
- /* state[5] = transpose, inverse or invtrans */
- const gl_state_index mat = (gl_state_index) state[1];
- const GLuint index = (GLuint) state[2];
- const GLuint firstRow = (GLuint) state[3];
- const GLuint lastRow = (GLuint) state[4];
- const gl_state_index modifier = (gl_state_index) state[5];
- append_token(str, mat);
- if (index)
- append_index(str, index);
- if (modifier)
- append_token(str, modifier);
- if (firstRow == lastRow)
- _mesa_sprintf(tmp, ".row[%d]", firstRow);
- else
- _mesa_sprintf(tmp, ".row[%d..%d]", firstRow, lastRow);
- append(str, tmp);
- }
- break;
- case STATE_DEPTH_RANGE:
- break;
- case STATE_FRAGMENT_PROGRAM:
- case STATE_VERTEX_PROGRAM:
- /* state[1] = {STATE_ENV, STATE_LOCAL} */
- /* state[2] = parameter index */
- append_token(str, (gl_state_index) state[1]);
- append_index(str, state[2]);
- break;
- case STATE_INTERNAL:
- break;
- default:
- _mesa_problem(NULL, "Invalid state in make_state_string");
- break;
- }
-
- return _mesa_strdup(str);
-}
-
-
-/**
- * Loop over all the parameters in a parameter list. If the parameter
- * is a GL state reference, look up the current value of that state
- * variable and put it into the parameter's Value[4] array.
- * This would be called at glBegin time when using a fragment program.
- */
-void
-_mesa_load_state_parameters(GLcontext *ctx,
- struct gl_program_parameter_list *paramList)
-{
- GLuint i;
-
- if (!paramList)
- return;
-
- for (i = 0; i < paramList->NumParameters; i++) {
- if (paramList->Parameters[i].Type == PROGRAM_STATE_VAR) {
- _mesa_fetch_state(ctx,
- paramList->Parameters[i].StateIndexes,
- paramList->ParameterValues[i]);
- }
- }
-}
-
-
-/**
- * Initialize program instruction fields to defaults.
- * \param inst first instruction to initialize
- * \param count number of instructions to initialize
- */
-void
-_mesa_init_instructions(struct prog_instruction *inst, GLuint count)
-{
- GLuint i;
-
- _mesa_bzero(inst, count * sizeof(struct prog_instruction));
-
- for (i = 0; i < count; i++) {
- inst[i].SrcReg[0].File = PROGRAM_UNDEFINED;
- inst[i].SrcReg[0].Swizzle = SWIZZLE_NOOP;
- inst[i].SrcReg[1].File = PROGRAM_UNDEFINED;
- inst[i].SrcReg[1].Swizzle = SWIZZLE_NOOP;
- inst[i].SrcReg[2].File = PROGRAM_UNDEFINED;
- inst[i].SrcReg[2].Swizzle = SWIZZLE_NOOP;
-
- inst[i].DstReg.File = PROGRAM_UNDEFINED;
- inst[i].DstReg.WriteMask = WRITEMASK_XYZW;
- inst[i].DstReg.CondMask = COND_TR;
- inst[i].DstReg.CondSwizzle = SWIZZLE_NOOP;
-
- inst[i].SaturateMode = SATURATE_OFF;
- inst[i].Precision = FLOAT32;
- }
-}
-
-
-/**
- * Allocate an array of program instructions.
- * \param numInst number of instructions
- * \return pointer to instruction memory
- */
-struct prog_instruction *
-_mesa_alloc_instructions(GLuint numInst)
-{
- return (struct prog_instruction *)
- _mesa_calloc(numInst * sizeof(struct prog_instruction));
-}
-
-
-/**
- * Reallocate memory storing an array of program instructions.
- * This is used when we need to append additional instructions onto an
- * program.
- * \param oldInst pointer to first of old/src instructions
- * \param numOldInst number of instructions at <oldInst>
- * \param numNewInst desired size of new instruction array.
- * \return pointer to start of new instruction array.
- */
-struct prog_instruction *
-_mesa_realloc_instructions(struct prog_instruction *oldInst,
- GLuint numOldInst, GLuint numNewInst)
-{
- struct prog_instruction *newInst;
-
- newInst = (struct prog_instruction *)
- _mesa_realloc(oldInst,
- numOldInst * sizeof(struct prog_instruction),
- numNewInst * sizeof(struct prog_instruction));
-
- return newInst;
-}
-
-
-/**
- * Return a copy of a program.
- * XXX Problem here if the program object is actually OO-derivation
- * made by a device driver.
- */
-struct gl_program *
-_mesa_clone_program(GLcontext *ctx, const struct gl_program *prog)
-{
- struct gl_program *clone;
-
- clone = _mesa_new_program(ctx, prog->Target, prog->Id);
- if (!clone)
- return NULL;
-
- assert(clone->Target == prog->Target);
- clone->String = (GLubyte *) _mesa_strdup((char *) prog->String);
- clone->RefCount = 1;
- clone->Format = prog->Format;
- clone->Instructions = _mesa_alloc_instructions(prog->NumInstructions);
- if (!clone->Instructions) {
- _mesa_delete_program(ctx, clone);
- return NULL;
- }
- memcpy(clone->Instructions, prog->Instructions,
- prog->NumInstructions * sizeof(struct prog_instruction));
- clone->InputsRead = prog->InputsRead;
- clone->OutputsWritten = prog->OutputsWritten;
- clone->Parameters = _mesa_clone_parameter_list(prog->Parameters);
- memcpy(clone->LocalParams, prog->LocalParams, sizeof(clone->LocalParams));
- clone->Varying = _mesa_clone_parameter_list(prog->Varying);
- memcpy(clone->LocalParams, prog->LocalParams, sizeof(clone->LocalParams));
- clone->NumInstructions = prog->NumInstructions;
- clone->NumTemporaries = prog->NumTemporaries;
- clone->NumParameters = prog->NumParameters;
- clone->NumAttributes = prog->NumAttributes;
- clone->NumAddressRegs = prog->NumAddressRegs;
- clone->NumNativeInstructions = prog->NumNativeInstructions;
- clone->NumNativeTemporaries = prog->NumNativeTemporaries;
- clone->NumNativeParameters = prog->NumNativeParameters;
- clone->NumNativeAttributes = prog->NumNativeAttributes;
- clone->NumNativeAddressRegs = prog->NumNativeAddressRegs;
-
- switch (prog->Target) {
- case GL_VERTEX_PROGRAM_ARB:
- {
- const struct gl_vertex_program *vp
- = (const struct gl_vertex_program *) prog;
- struct gl_vertex_program *vpc = (struct gl_vertex_program *) clone;
- vpc->IsPositionInvariant = vp->IsPositionInvariant;
- }
- break;
- case GL_FRAGMENT_PROGRAM_ARB:
- {
- const struct gl_fragment_program *fp
- = (const struct gl_fragment_program *) prog;
- struct gl_fragment_program *fpc = (struct gl_fragment_program *) clone;
- memcpy(fpc->TexturesUsed, fp->TexturesUsed, sizeof(fp->TexturesUsed));
- fpc->NumAluInstructions = fp->NumAluInstructions;
- fpc->NumTexInstructions = fp->NumTexInstructions;
- fpc->NumTexIndirections = fp->NumTexIndirections;
- fpc->NumNativeAluInstructions = fp->NumNativeAluInstructions;
- fpc->NumNativeTexInstructions = fp->NumNativeTexInstructions;
- fpc->NumNativeTexIndirections = fp->NumNativeTexIndirections;
- fpc->FogOption = fp->FogOption;
- fpc->UsesKill = fp->UsesKill;
- }
- break;
- default:
- _mesa_problem(NULL, "Unexpected target in _mesa_clone_program");
- }
-
- return clone;
-}
-
-
-
-/**
- * Basic info about each instruction
- */
-struct instruction_info
-{
- gl_inst_opcode Opcode;
- const char *Name;
- GLuint NumSrcRegs;
-};
-
-/**
- * Instruction info
- * \note Opcode should equal array index!
- */
-static const struct instruction_info InstInfo[MAX_OPCODE] = {
- { OPCODE_NOP, "NOP", 0 },
- { OPCODE_ABS, "ABS", 1 },
- { OPCODE_ADD, "ADD", 2 },
- { OPCODE_ARA, "ARA", 1 },
- { OPCODE_ARL, "ARL", 1 },
- { OPCODE_ARL_NV, "ARL", 1 },
- { OPCODE_ARR, "ARL", 1 },
- { OPCODE_BRA, "BRA", 0 },
- { OPCODE_CAL, "CAL", 0 },
- { OPCODE_CMP, "CMP", 3 },
- { OPCODE_COS, "COS", 1 },
- { OPCODE_DDX, "DDX", 1 },
- { OPCODE_DDY, "DDY", 1 },
- { OPCODE_DP3, "DP3", 2 },
- { OPCODE_DP4, "DP4", 2 },
- { OPCODE_DPH, "DPH", 2 },
- { OPCODE_DST, "DST", 2 },
- { OPCODE_END, "END", 0 },
- { OPCODE_EX2, "EX2", 1 },
- { OPCODE_EXP, "EXP", 1 },
- { OPCODE_FLR, "FLR", 1 },
- { OPCODE_FRC, "FRC", 1 },
- { OPCODE_KIL, "KIL", 1 },
- { OPCODE_KIL_NV, "KIL", 0 },
- { OPCODE_LG2, "LG2", 1 },
- { OPCODE_LIT, "LIT", 1 },
- { OPCODE_LOG, "LOG", 1 },
- { OPCODE_LRP, "LRP", 3 },
- { OPCODE_MAD, "MAD", 3 },
- { OPCODE_MAX, "MAX", 2 },
- { OPCODE_MIN, "MIN", 2 },
- { OPCODE_MOV, "MOV", 1 },
- { OPCODE_MUL, "MUL", 2 },
- { OPCODE_PK2H, "PK2H", 1 },
- { OPCODE_PK2US, "PK2US", 1 },
- { OPCODE_PK4B, "PK4B", 1 },
- { OPCODE_PK4UB, "PK4UB", 1 },
- { OPCODE_POW, "POW", 2 },
- { OPCODE_POPA, "POPA", 0 },
- { OPCODE_PRINT, "PRINT", 1 },
- { OPCODE_PUSHA, "PUSHA", 0 },
- { OPCODE_RCC, "RCC", 1 },
- { OPCODE_RCP, "RCP", 1 },
- { OPCODE_RET, "RET", 0 },
- { OPCODE_RFL, "RFL", 1 },
- { OPCODE_RSQ, "RSQ", 1 },
- { OPCODE_SCS, "SCS", 1 },
- { OPCODE_SEQ, "SEQ", 2 },
- { OPCODE_SFL, "SFL", 0 },
- { OPCODE_SGE, "SGE", 2 },
- { OPCODE_SGT, "SGT", 2 },
- { OPCODE_SIN, "SIN", 1 },
- { OPCODE_SLE, "SLE", 2 },
- { OPCODE_SLT, "SLT", 2 },
- { OPCODE_SNE, "SNE", 2 },
- { OPCODE_SSG, "SSG", 1 },
- { OPCODE_STR, "STR", 0 },
- { OPCODE_SUB, "SUB", 2 },
- { OPCODE_SWZ, "SWZ", 1 },
- { OPCODE_TEX, "TEX", 1 },
- { OPCODE_TXB, "TXB", 1 },
- { OPCODE_TXD, "TXD", 3 },
- { OPCODE_TXL, "TXL", 1 },
- { OPCODE_TXP, "TXP", 1 },
- { OPCODE_TXP_NV, "TXP", 1 },
- { OPCODE_UP2H, "UP2H", 1 },
- { OPCODE_UP2US, "UP2US", 1 },
- { OPCODE_UP4B, "UP4B", 1 },
- { OPCODE_UP4UB, "UP4UB", 1 },
- { OPCODE_X2D, "X2D", 3 },
- { OPCODE_XPD, "XPD", 2 }
-};
-
-
-/**
- * Return the number of src registers for the given instruction/opcode.
- */
-GLuint
-_mesa_num_inst_src_regs(gl_inst_opcode opcode)
-{
- ASSERT(opcode == InstInfo[opcode].Opcode);
- ASSERT(OPCODE_XPD == InstInfo[OPCODE_XPD].Opcode);
- return InstInfo[opcode].NumSrcRegs;
-}
-
-
-/**
- * Return string name for given program opcode.
- */
-const char *
-_mesa_opcode_string(gl_inst_opcode opcode)
-{
- ASSERT(opcode < MAX_OPCODE);
- return InstInfo[opcode].Name;
-}
-
-/**
- * Return string name for given program/register file.
- */
-static const char *
-program_file_string(enum register_file f)
-{
- switch (f) {
- case PROGRAM_TEMPORARY:
- return "TEMP";
- case PROGRAM_LOCAL_PARAM:
- return "LOCAL";
- case PROGRAM_ENV_PARAM:
- return "ENV";
- case PROGRAM_STATE_VAR:
- return "STATE";
- case PROGRAM_INPUT:
- return "INPUT";
- case PROGRAM_OUTPUT:
- return "OUTPUT";
- case PROGRAM_NAMED_PARAM:
- return "NAMED";
- case PROGRAM_CONSTANT:
- return "CONST";
- case PROGRAM_UNIFORM:
- return "UNIFORM";
- case PROGRAM_VARYING:
- return "VARYING";
- case PROGRAM_WRITE_ONLY:
- return "WRITE_ONLY";
- case PROGRAM_ADDRESS:
- return "ADDR";
- default:
- return "Unknown program file!";
- }
-}
-
-
-/**
- * Return a string representation of the given swizzle word.
- * If extended is true, use extended (comma-separated) format.
- */
-static const char *
-swizzle_string(GLuint swizzle, GLuint negateBase, GLboolean extended)
-{
- static const char swz[] = "xyzw01";
- static char s[20];
- GLuint i = 0;
-
- if (!extended && swizzle == SWIZZLE_NOOP && negateBase == 0)
- return ""; /* no swizzle/negation */
-
- if (!extended)
- s[i++] = '.';
-
- if (negateBase & 0x1)
- s[i++] = '-';
- s[i++] = swz[GET_SWZ(swizzle, 0)];
-
- if (extended) {
- s[i++] = ',';
- }
-
- if (negateBase & 0x2)
- s[i++] = '-';
- s[i++] = swz[GET_SWZ(swizzle, 1)];
-
- if (extended) {
- s[i++] = ',';
- }
-
- if (negateBase & 0x4)
- s[i++] = '-';
- s[i++] = swz[GET_SWZ(swizzle, 2)];
-
- if (extended) {
- s[i++] = ',';
- }
-
- if (negateBase & 0x8)
- s[i++] = '-';
- s[i++] = swz[GET_SWZ(swizzle, 3)];
-
- s[i] = 0;
- return s;
-}
-
-
-static const char *
-writemask_string(GLuint writeMask)
-{
- static char s[10];
- GLuint i = 0;
-
- if (writeMask == WRITEMASK_XYZW)
- return "";
-
- s[i++] = '.';
- if (writeMask & WRITEMASK_X)
- s[i++] = 'x';
- if (writeMask & WRITEMASK_Y)
- s[i++] = 'y';
- if (writeMask & WRITEMASK_Z)
- s[i++] = 'z';
- if (writeMask & WRITEMASK_W)
- s[i++] = 'w';
-
- s[i] = 0;
- return s;
-}
-
-static void
-print_dst_reg(const struct prog_dst_register *dstReg)
-{
- _mesa_printf(" %s[%d]%s",
- program_file_string((enum register_file) dstReg->File),
- dstReg->Index,
- writemask_string(dstReg->WriteMask));
-}
-
-static void
-print_src_reg(const struct prog_src_register *srcReg)
-{
- _mesa_printf("%s[%d]%s",
- program_file_string((enum register_file) srcReg->File),
- srcReg->Index,
- swizzle_string(srcReg->Swizzle,
- srcReg->NegateBase, GL_FALSE));
-}
-
-static void
-print_comment(const struct prog_instruction *inst)
-{
- if (inst->Comment)
- _mesa_printf("; # %s\n", inst->Comment);
- else
- _mesa_printf(";\n");
-}
-
-
-void
-_mesa_print_alu_instruction(const struct prog_instruction *inst,
- const char *opcode_string,
- GLuint numRegs)
-{
- GLuint j;
-
- _mesa_printf("%s", opcode_string);
-
- /* frag prog only */
- if (inst->SaturateMode == SATURATE_ZERO_ONE)
- _mesa_printf("_SAT");
-
- if (inst->DstReg.File != PROGRAM_UNDEFINED) {
- _mesa_printf(" %s[%d]%s",
- program_file_string((enum register_file) inst->DstReg.File),
- inst->DstReg.Index,
- writemask_string(inst->DstReg.WriteMask));
- }
- else {
- _mesa_printf(" ???");
- }
-
- if (numRegs > 0)
- _mesa_printf(", ");
-
- for (j = 0; j < numRegs; j++) {
- print_src_reg(inst->SrcReg + j);
- if (j + 1 < numRegs)
- _mesa_printf(", ");
- }
-
- if (inst->Comment)
- _mesa_printf(" # %s", inst->Comment);
-
- print_comment(inst);
-}
-
-
-/**
- * Print a single vertex/fragment program instruction.
- */
-void
-_mesa_print_instruction(const struct prog_instruction *inst)
-{
- switch (inst->Opcode) {
- case OPCODE_PRINT:
- _mesa_printf("PRINT '%s'", inst->Data);
- if (inst->SrcReg[0].File != PROGRAM_UNDEFINED) {
- _mesa_printf(", ");
- _mesa_printf("%s[%d]%s",
- program_file_string((enum register_file) inst->SrcReg[0].File),
- inst->SrcReg[0].Index,
- swizzle_string(inst->SrcReg[0].Swizzle,
- inst->SrcReg[0].NegateBase, GL_FALSE));
- }
- if (inst->Comment)
- _mesa_printf(" # %s", inst->Comment);
- print_comment(inst);
- break;
- case OPCODE_SWZ:
- _mesa_printf("SWZ");
- if (inst->SaturateMode == SATURATE_ZERO_ONE)
- _mesa_printf("_SAT");
- print_dst_reg(&inst->DstReg);
- _mesa_printf("%s[%d], %s",
- program_file_string((enum register_file) inst->SrcReg[0].File),
- inst->SrcReg[0].Index,
- swizzle_string(inst->SrcReg[0].Swizzle,
- inst->SrcReg[0].NegateBase, GL_TRUE));
- print_comment(inst);
- break;
- case OPCODE_TEX:
- case OPCODE_TXP:
- case OPCODE_TXB:
- _mesa_printf("%s", _mesa_opcode_string(inst->Opcode));
- if (inst->SaturateMode == SATURATE_ZERO_ONE)
- _mesa_printf("_SAT");
- _mesa_printf(" ");
- print_dst_reg(&inst->DstReg);
- _mesa_printf(", ");
- print_src_reg(&inst->SrcReg[0]);
- _mesa_printf(", texture[%d], ", inst->TexSrcUnit);
- switch (inst->TexSrcTarget) {
- case TEXTURE_1D_INDEX: _mesa_printf("1D"); break;
- case TEXTURE_2D_INDEX: _mesa_printf("2D"); break;
- case TEXTURE_3D_INDEX: _mesa_printf("3D"); break;
- case TEXTURE_CUBE_INDEX: _mesa_printf("CUBE"); break;
- case TEXTURE_RECT_INDEX: _mesa_printf("RECT"); break;
- default:
- ;
- }
- print_comment(inst);
- break;
- case OPCODE_ARL:
- _mesa_printf("ARL addr.x, ");
- print_src_reg(&inst->SrcReg[0]);
- print_comment(inst);
- break;
- case OPCODE_BRA:
- _mesa_printf("BRA %u", inst->BranchTarget);
- print_comment(inst);
- break;
- case OPCODE_CAL:
- _mesa_printf("CAL %u", inst->BranchTarget);
- print_comment(inst);
- break;
- case OPCODE_END:
- _mesa_printf("END");
- print_comment(inst);
- break;
- /* XXX may need other special-case instructions */
- default:
- /* typical alu instruction */
- _mesa_print_alu_instruction(inst,
- _mesa_opcode_string(inst->Opcode),
- _mesa_num_inst_src_regs(inst->Opcode));
- break;
- }
-}
-
-
-/**
- * Print a vertx/fragment program to stdout.
- * XXX this function could be greatly improved.
- */
-void
-_mesa_print_program(const struct gl_program *prog)
-{
- GLuint i;
- for (i = 0; i < prog->NumInstructions; i++) {
- _mesa_printf("%3d: ", i);
- _mesa_print_instruction(prog->Instructions + i);
- }
-}
-
-
-/**
- * Print all of a program's parameters.
- */
-void
-_mesa_print_program_parameters(GLcontext *ctx, const struct gl_program *prog)
-{
- GLint i;
-
- _mesa_printf("NumInstructions=%d\n", prog->NumInstructions);
- _mesa_printf("NumTemporaries=%d\n", prog->NumTemporaries);
- _mesa_printf("NumParameters=%d\n", prog->NumParameters);
- _mesa_printf("NumAttributes=%d\n", prog->NumAttributes);
- _mesa_printf("NumAddressRegs=%d\n", prog->NumAddressRegs);
-
- _mesa_load_state_parameters(ctx, prog->Parameters);
-
-#if 0
- _mesa_printf("Local Params:\n");
- for (i = 0; i < MAX_PROGRAM_LOCAL_PARAMS; i++){
- const GLfloat *p = prog->LocalParams[i];
- _mesa_printf("%2d: %f, %f, %f, %f\n", i, p[0], p[1], p[2], p[3]);
- }
-#endif
-
- for (i = 0; i < prog->Parameters->NumParameters; i++){
- struct gl_program_parameter *param = prog->Parameters->Parameters + i;
- const GLfloat *v = prog->Parameters->ParameterValues[i];
- _mesa_printf("param[%d] %s %s = {%.3f, %.3f, %.3f, %.3f};\n",
- i,
- program_file_string(prog->Parameters->Parameters[i].Type),
- param->Name, v[0], v[1], v[2], v[3]);
- }
-}
-
/**
* Mixing ARB and NV vertex/fragment programs can be tricky.
projects / mesa.git / commitdiff