#include <algorithm>
#include <iostream>
#include <map>
+#include <sstream>
#include "image.hpp"
#include "json.hpp"
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_TYPE_ARB, &shader_type);
+ glGetObjectParameterivARB(shaderObj, GL_OBJECT_SUBTYPE_ARB, &shader_type);
if (!shader_type) {
return;
}
static inline void
-dumpCurrentProgram(JSONWriter &json)
+dumpProgram(JSONWriter &json, GLint program)
{
- GLint program = 0;
- glGetIntegerv(GL_CURRENT_PROGRAM, &program);
- if (!program) {
- return;
- }
-
GLint attached_shaders = 0;
glGetProgramiv(program, GL_ATTACHED_SHADERS, &attached_shaders);
if (!attached_shaders) {
static inline void
-dumpCurrentProgramObj(JSONWriter &json)
+dumpProgramObj(JSONWriter &json, GLhandleARB programObj)
{
- GLhandleARB programObj = glGetHandleARB(GL_PROGRAM_OBJECT_ARB);
- if (!programObj) {
- return;
- }
-
GLint attached_shaders = 0;
- glGetProgramivARB(programObj, GL_OBJECT_ATTACHED_OBJECTS_ARB, &attached_shaders);
+ glGetObjectParameterivARB(programObj, GL_OBJECT_ATTACHED_OBJECTS_ARB, &attached_shaders);
if (!attached_shaders) {
return;
}
}
}
+/*
+ * 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)
static inline void
-dumpShaders(JSONWriter &json)
+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();
- dumpCurrentProgram(json);
- dumpCurrentProgramObj(json);
- dumpArbProgram(json, GL_FRAGMENT_PROGRAM_ARB);
- dumpArbProgram(json, GL_VERTEX_PROGRAM_ARB);
+ 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(); //shaders
+ json.endMember(); // uniforms
}
json.beginMember("__data__");
char *pngBuffer;
int pngBufferSize;
- Image::writePixelsToBuffer(pixels, width, height, 4, false, &pngBuffer, &pngBufferSize);
+ image::writePixelsToBuffer(pixels, width, height, 4, true, &pngBuffer, &pngBufferSize);
json.writeBase64(pngBuffer, pngBufferSize);
free(pngBuffer);
json.endMember(); // __data__
}
-Image::Image *
+image::Image *
getDrawBufferImage(GLenum format) {
GLint channels = __gl_format_channels(format);
if (channels > 4) {
}
}
- Image::Image *image = new Image::Image(width, height, channels, true);
+ image::Image *image = new image::Image(width, height, channels, true);
if (!image) {
return NULL;
}
json.beginMember("__data__");
char *pngBuffer;
int pngBufferSize;
- Image::writePixelsToBuffer(pixels, width, height, channels, false, &pngBuffer, &pngBufferSize);
+ image::writePixelsToBuffer(pixels, width, height, channels, true, &pngBuffer, &pngBufferSize);
//std::cerr <<" Before = "<<(width * height * channels * sizeof *pixels)
// <<", after = "<<pngBufferSize << ", ratio = " << double(width * height * channels * sizeof *pixels)/pngBufferSize;
json.writeBase64(pngBuffer, pngBufferSize);
#endif
dumpParameters(json);
- dumpShaders(json);
+ dumpShadersUniforms(json);
dumpTextures(json);
dumpFramebuffer(json);