--- /dev/null
+/**************************************************************************
+ *
+ * Copyright 2011 Jose Fonseca
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+#include <string.h>
+
+#include <algorithm>
+#include <iostream>
+#include <map>
+#include <sstream>
+
+#include "json.hpp"
+#include "glproc.hpp"
+#include "glsize.hpp"
+#include "glstate.hpp"
+#include "glstate_internal.hpp"
+
+
+namespace glstate {
+
+
+// Mapping from shader type to shader source, used to accumulated the sources
+// of different shaders with same type.
+typedef std::map<std::string, std::string> ShaderMap;
+
+
+static void
+getShaderSource(ShaderMap &shaderMap, GLuint shader)
+{
+ if (!shader) {
+ return;
+ }
+
+ GLint shader_type = 0;
+ glGetShaderiv(shader, GL_SHADER_TYPE, &shader_type);
+ if (!shader_type) {
+ return;
+ }
+
+ GLint source_length = 0;
+ glGetShaderiv(shader, GL_SHADER_SOURCE_LENGTH, &source_length);
+ if (!source_length) {
+ return;
+ }
+
+ GLchar *source = new GLchar[source_length];
+ GLsizei length = 0;
+ source[0] = 0;
+ glGetShaderSource(shader, source_length, &length, source);
+
+ shaderMap[enumToString(shader_type)] += source;
+
+ delete [] source;
+}
+
+
+static void
+getShaderObjSource(ShaderMap &shaderMap, GLhandleARB shaderObj)
+{
+ if (!shaderObj) {
+ return;
+ }
+
+ GLint object_type = 0;
+ glGetObjectParameterivARB(shaderObj, GL_OBJECT_TYPE_ARB, &object_type);
+ if (object_type != GL_SHADER_OBJECT_ARB) {
+ return;
+ }
+
+ GLint shader_type = 0;
+ glGetObjectParameterivARB(shaderObj, GL_OBJECT_SUBTYPE_ARB, &shader_type);
+ if (!shader_type) {
+ return;
+ }
+
+ GLint source_length = 0;
+ glGetObjectParameterivARB(shaderObj, GL_OBJECT_SHADER_SOURCE_LENGTH_ARB, &source_length);
+ if (!source_length) {
+ return;
+ }
+
+ GLcharARB *source = new GLcharARB[source_length];
+ GLsizei length = 0;
+ source[0] = 0;
+ glGetShaderSource(shaderObj, source_length, &length, source);
+
+ shaderMap[enumToString(shader_type)] += source;
+
+ delete [] source;
+}
+
+
+static inline void
+dumpProgram(JSONWriter &json, GLint program)
+{
+ GLint attached_shaders = 0;
+ glGetProgramiv(program, GL_ATTACHED_SHADERS, &attached_shaders);
+ if (!attached_shaders) {
+ return;
+ }
+
+ ShaderMap shaderMap;
+
+ GLuint *shaders = new GLuint[attached_shaders];
+ GLsizei count = 0;
+ glGetAttachedShaders(program, attached_shaders, &count, shaders);
+ std::sort(shaders, shaders + count);
+ for (GLsizei i = 0; i < count; ++ i) {
+ getShaderSource(shaderMap, shaders[i]);
+ }
+ delete [] shaders;
+
+ for (ShaderMap::const_iterator it = shaderMap.begin(); it != shaderMap.end(); ++it) {
+ json.beginMember(it->first);
+ json.writeString(it->second);
+ json.endMember();
+ }
+}
+
+
+static inline void
+dumpProgramObj(JSONWriter &json, GLhandleARB programObj)
+{
+ GLint attached_shaders = 0;
+ glGetObjectParameterivARB(programObj, GL_OBJECT_ATTACHED_OBJECTS_ARB, &attached_shaders);
+ if (!attached_shaders) {
+ return;
+ }
+
+ ShaderMap shaderMap;
+
+ GLhandleARB *shaderObjs = new GLhandleARB[attached_shaders];
+ GLsizei count = 0;
+ glGetAttachedObjectsARB(programObj, attached_shaders, &count, shaderObjs);
+ std::sort(shaderObjs, shaderObjs + count);
+ for (GLsizei i = 0; i < count; ++ i) {
+ getShaderObjSource(shaderMap, shaderObjs[i]);
+ }
+ delete [] shaderObjs;
+
+ for (ShaderMap::const_iterator it = shaderMap.begin(); it != shaderMap.end(); ++it) {
+ json.beginMember(it->first);
+ json.writeString(it->second);
+ json.endMember();
+ }
+}
+
+/*
+ * When fetching the uniform name of an array we usually get name[0]
+ * so we need to cut the trailing "[0]" in order to properly construct
+ * array names later. Otherwise we endup with stuff like
+ * uniformArray[0][0],
+ * uniformArray[0][1],
+ * instead of
+ * uniformArray[0],
+ * uniformArray[1].
+ */
+static std::string
+resolveUniformName(const GLchar *name, GLint size)
+{
+ std::string qualifiedName(name);
+ if (size > 1) {
+ std::string::size_type nameLength = qualifiedName.length();
+ static const char * const arrayStart = "[0]";
+ static const int arrayStartLen = 3;
+ if (qualifiedName.rfind(arrayStart) == (nameLength - arrayStartLen)) {
+ qualifiedName = qualifiedName.substr(0, nameLength - 3);
+ }
+ }
+ return qualifiedName;
+}
+
+static void
+dumpUniform(JSONWriter &json, GLint program, GLint size, GLenum type, const GLchar *name) {
+ GLenum elemType;
+ GLint numElems;
+ __gl_uniform_size(type, elemType, numElems);
+ if (elemType == GL_NONE) {
+ return;
+ }
+
+ GLfloat fvalues[4*4];
+ GLdouble dvalues[4*4];
+ GLint ivalues[4*4];
+ GLuint uivalues[4*4];
+
+ GLint i, j;
+
+ std::string qualifiedName = resolveUniformName(name, size);
+
+ for (i = 0; i < size; ++i) {
+ std::stringstream ss;
+ ss << qualifiedName;
+
+ if (size > 1) {
+ ss << '[' << i << ']';
+ }
+
+ std::string elemName = ss.str();
+
+ json.beginMember(elemName);
+
+ GLint location = glGetUniformLocation(program, elemName.c_str());
+
+ if (numElems > 1) {
+ json.beginArray();
+ }
+
+ switch (elemType) {
+ case GL_FLOAT:
+ glGetUniformfv(program, location, fvalues);
+ for (j = 0; j < numElems; ++j) {
+ json.writeNumber(fvalues[j]);
+ }
+ break;
+ case GL_DOUBLE:
+ glGetUniformdv(program, location, dvalues);
+ for (j = 0; j < numElems; ++j) {
+ json.writeNumber(dvalues[j]);
+ }
+ break;
+ case GL_INT:
+ glGetUniformiv(program, location, ivalues);
+ for (j = 0; j < numElems; ++j) {
+ json.writeNumber(ivalues[j]);
+ }
+ break;
+ case GL_UNSIGNED_INT:
+ glGetUniformuiv(program, location, uivalues);
+ for (j = 0; j < numElems; ++j) {
+ json.writeNumber(uivalues[j]);
+ }
+ break;
+ case GL_BOOL:
+ glGetUniformiv(program, location, ivalues);
+ for (j = 0; j < numElems; ++j) {
+ json.writeBool(ivalues[j]);
+ }
+ break;
+ default:
+ assert(0);
+ break;
+ }
+
+ if (numElems > 1) {
+ json.endArray();
+ }
+
+ json.endMember();
+ }
+}
+
+
+static void
+dumpUniformARB(JSONWriter &json, GLhandleARB programObj, GLint size, GLenum type, const GLchar *name) {
+
+ GLenum elemType;
+ GLint numElems;
+ __gl_uniform_size(type, elemType, numElems);
+ if (elemType == GL_NONE) {
+ return;
+ }
+
+ GLfloat fvalues[4*4];
+ GLint ivalues[4*4];
+
+ GLint i, j;
+
+ std::string qualifiedName = resolveUniformName(name, size);
+
+ for (i = 0; i < size; ++i) {
+ std::stringstream ss;
+ ss << qualifiedName;
+
+ if (size > 1) {
+ ss << '[' << i << ']';
+ }
+
+ std::string elemName = ss.str();
+
+ json.beginMember(elemName);
+
+ GLint location = glGetUniformLocationARB(programObj, elemName.c_str());
+
+ if (numElems > 1) {
+ json.beginArray();
+ }
+
+ switch (elemType) {
+ case GL_DOUBLE:
+ // glGetUniformdvARB does not exists
+ case GL_FLOAT:
+ glGetUniformfvARB(programObj, location, fvalues);
+ for (j = 0; j < numElems; ++j) {
+ json.writeNumber(fvalues[j]);
+ }
+ break;
+ case GL_UNSIGNED_INT:
+ // glGetUniformuivARB does not exists
+ case GL_INT:
+ glGetUniformivARB(programObj, location, ivalues);
+ for (j = 0; j < numElems; ++j) {
+ json.writeNumber(ivalues[j]);
+ }
+ break;
+ case GL_BOOL:
+ glGetUniformivARB(programObj, location, ivalues);
+ for (j = 0; j < numElems; ++j) {
+ json.writeBool(ivalues[j]);
+ }
+ break;
+ default:
+ assert(0);
+ break;
+ }
+
+ if (numElems > 1) {
+ json.endArray();
+ }
+
+ json.endMember();
+ }
+}
+
+
+static inline void
+dumpProgramUniforms(JSONWriter &json, GLint program)
+{
+ GLint active_uniforms = 0;
+ glGetProgramiv(program, GL_ACTIVE_UNIFORMS, &active_uniforms);
+ if (!active_uniforms) {
+ return;
+ }
+
+ GLint active_uniform_max_length = 0;
+ glGetProgramiv(program, GL_ACTIVE_UNIFORM_MAX_LENGTH, &active_uniform_max_length);
+ GLchar *name = new GLchar[active_uniform_max_length];
+ if (!name) {
+ return;
+ }
+
+ for (GLint index = 0; index < active_uniforms; ++index) {
+ GLsizei length = 0;
+ GLint size = 0;
+ GLenum type = GL_NONE;
+ glGetActiveUniform(program, index, active_uniform_max_length, &length, &size, &type, name);
+
+ dumpUniform(json, program, size, type, name);
+ }
+
+ delete [] name;
+}
+
+
+static inline void
+dumpProgramObjUniforms(JSONWriter &json, GLhandleARB programObj)
+{
+ GLint active_uniforms = 0;
+ glGetObjectParameterivARB(programObj, GL_OBJECT_ACTIVE_UNIFORMS_ARB, &active_uniforms);
+ if (!active_uniforms) {
+ return;
+ }
+
+ GLint active_uniform_max_length = 0;
+ glGetObjectParameterivARB(programObj, GL_OBJECT_ACTIVE_UNIFORM_MAX_LENGTH_ARB, &active_uniform_max_length);
+ GLchar *name = new GLchar[active_uniform_max_length];
+ if (!name) {
+ return;
+ }
+
+ for (GLint index = 0; index < active_uniforms; ++index) {
+ GLsizei length = 0;
+ GLint size = 0;
+ GLenum type = GL_NONE;
+ glGetActiveUniformARB(programObj, index, active_uniform_max_length, &length, &size, &type, name);
+
+ dumpUniformARB(json, programObj, size, type, name);
+ }
+
+ delete [] name;
+}
+
+
+static inline void
+dumpArbProgram(JSONWriter &json, GLenum target)
+{
+ if (!glIsEnabled(target)) {
+ return;
+ }
+
+ GLint program_length = 0;
+ glGetProgramivARB(target, GL_PROGRAM_LENGTH_ARB, &program_length);
+ if (!program_length) {
+ return;
+ }
+
+ GLchar *source = new GLchar[program_length + 1];
+ source[0] = 0;
+ glGetProgramStringARB(target, GL_PROGRAM_STRING_ARB, source);
+ source[program_length] = 0;
+
+ json.beginMember(enumToString(target));
+ json.writeString(source);
+ json.endMember();
+
+ delete [] source;
+}
+
+
+static inline void
+dumpArbProgramUniforms(JSONWriter &json, GLenum target, const char *prefix)
+{
+ if (!glIsEnabled(target)) {
+ return;
+ }
+
+ GLint program_parameters = 0;
+ glGetProgramivARB(target, GL_PROGRAM_PARAMETERS_ARB, &program_parameters);
+ if (!program_parameters) {
+ return;
+ }
+
+ GLint max_program_local_parameters = 0;
+ glGetProgramivARB(target, GL_MAX_PROGRAM_LOCAL_PARAMETERS_ARB, &max_program_local_parameters);
+ for (GLint index = 0; index < max_program_local_parameters; ++index) {
+ GLdouble params[4] = {0, 0, 0, 0};
+ glGetProgramLocalParameterdvARB(target, index, params);
+
+ if (!params[0] && !params[1] && !params[2] && !params[3]) {
+ continue;
+ }
+
+ char name[256];
+ snprintf(name, sizeof name, "%sprogram.local[%i]", prefix, index);
+
+ json.beginMember(name);
+ json.beginArray();
+ json.writeNumber(params[0]);
+ json.writeNumber(params[1]);
+ json.writeNumber(params[2]);
+ json.writeNumber(params[3]);
+ json.endArray();
+ json.endMember();
+ }
+
+ GLint max_program_env_parameters = 0;
+ glGetProgramivARB(target, GL_MAX_PROGRAM_ENV_PARAMETERS_ARB, &max_program_env_parameters);
+ for (GLint index = 0; index < max_program_env_parameters; ++index) {
+ GLdouble params[4] = {0, 0, 0, 0};
+ glGetProgramEnvParameterdvARB(target, index, params);
+
+ if (!params[0] && !params[1] && !params[2] && !params[3]) {
+ continue;
+ }
+
+ char name[256];
+ snprintf(name, sizeof name, "%sprogram.env[%i]", prefix, index);
+
+ json.beginMember(name);
+ json.beginArray();
+ json.writeNumber(params[0]);
+ json.writeNumber(params[1]);
+ json.writeNumber(params[2]);
+ json.writeNumber(params[3]);
+ json.endArray();
+ json.endMember();
+ }
+}
+
+
+void
+dumpShadersUniforms(JSONWriter &json, Context &context)
+{
+ GLint program = 0;
+ glGetIntegerv(GL_CURRENT_PROGRAM, &program);
+
+ GLhandleARB programObj = 0;
+ if (!context.ES && !program) {
+ programObj = glGetHandleARB(GL_PROGRAM_OBJECT_ARB);
+ }
+
+ json.beginMember("shaders");
+ json.beginObject();
+ if (program) {
+ dumpProgram(json, program);
+ } else if (programObj) {
+ dumpProgramObj(json, programObj);
+ } else {
+ dumpArbProgram(json, GL_FRAGMENT_PROGRAM_ARB);
+ dumpArbProgram(json, GL_VERTEX_PROGRAM_ARB);
+ }
+ json.endObject();
+ json.endMember(); // shaders
+
+ json.beginMember("uniforms");
+ json.beginObject();
+ if (program) {
+ dumpProgramUniforms(json, program);
+ } else if (programObj) {
+ dumpProgramObjUniforms(json, programObj);
+ } else {
+ dumpArbProgramUniforms(json, GL_FRAGMENT_PROGRAM_ARB, "fp.");
+ dumpArbProgramUniforms(json, GL_VERTEX_PROGRAM_ARB, "vp.");
+ }
+ json.endObject();
+ json.endMember(); // uniforms
+}
+
+
+} /* namespace glstate */
projects / apitrace / blobdiff