#include <algorithm>
#include <iostream>
-#include <map>
-#include <sstream>
#include "image.hpp"
#include "json.hpp"
}
-// 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();
- }
-}
-
-
-static inline void
-dumpShadersUniforms(JSONWriter &json)
-{
- GLint program = 0;
- glGetIntegerv(GL_CURRENT_PROGRAM, &program);
-
- GLhandleARB 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
-}
-
-
static inline void
dumpTextureImage(JSONWriter &json, Context &context, GLenum target, GLint level)
{
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