virtual void pull() override
{
PlaceProgram::pull();
source = getUniform("uSource");
factor = getUniform("uFactor");
delta = getUniform("uDelta");
}
virtual void pull() override
{
PlaceProgram::pull();
velocity = getUniform("uVelocity");
delta = getUniform("uDelta");
force = getUniform("uForce");
}
void Shader::setUniforms()
{
// Note: m_proj is (er, should be) guaranteed to exist by GameManager.
glUniformMatrix4fv(getUniform("ModelViewMatrix"), 1, false, glm::value_ptr(m_model->matrix));
glUniformMatrix4fv(getUniform("ProjectionMatrix"), 1, false, glm::value_ptr(m_proj->matrix));
glUniform1i(getUniform("Texture0"), 0);
}
void Shader::loadUniform(int uni, int texture, TextureStorage store) {
if ((Render::getMode() == RenderMode::Solid)
&& (store == TextureStorage::GAME)) {
gl::glUniform1i(getUniform(uni), TextureManager::bindTexture(TEXTURE_SPLASH,
TextureStorage::SYSTEM));
} else {
gl::glUniform1i(getUniform(uni), TextureManager::bindTexture(texture, store));
}
}
void inciarlizar_motor_render(float m_viewWidth, float m_viewHeight){
glClearColor(0.1f, 0.2f, 0.0f, 1.0f);
glUseProgram(_program);
_shd_posicion = getParametro( "position");
_shd_normal = getParametro( "normal");
_shd_textura = getParametro("textura_cord");
_shd_mvp = getUniform( "MVP");
_shd_text = getUniform("textura");
// Enable depth test
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LESS);
/*
Perspectiva
*/
mtxLoadPerspective(mPerspectiva, 45, (float)m_viewWidth / (float)m_viewHeight,1.0,10000);
mtxLoadIdentity(mModelo);
/*
Camara
4.0f, 3.0f, 3.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f)
*/
float vecEye[3] = {2.0f, 0.0f, 3.0f};
float vecCentro[3] = {0.0, 0.0, 0.0};
float vecUp[3] = {0.0, 1.0, 0.0};
mtxLookAt(mModeloCamara, vecEye, vecCentro, vecUp);
//colocamos el modelo en las cordenadas 0.0f en la x,y,z
mtxTranslateApply(mModelo, 0.0f, 0.0f, 0.0f);
crear_buffers();
long witdh = 0.0f, height = 0.0f;
textura_id = load_texture_TGA(PATH_TEXTURA, &witdh, &height, GL_REPEAT, GL_REPEAT);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, textura_id);
glUseProgram(0);
}
void CGLSLProgram::loadUniformMatrix(const string name, const GLint size, const GLfloat* pointer){
switch (size){
case nGLSLProgram::GLSLUniform::UNIFORM_SIZE_3X3:
glUniformMatrix3fv(getUniform(name), 1, GL_FALSE, pointer);
break;
case nGLSLProgram::GLSLUniform::UNIFORM_SIZE_4X4:
glUniformMatrix4fv(getUniform(name), 1, GL_FALSE, pointer);
break;
}
}
void Scene::onPolyhedronChanged()
{
// Update Polyhedron
auto symbol = "#" + wild::conversion_cast<std::string>(wild::mod(_index, 80) + 1);
_pgeometry->setSymbol(symbol);
_pgeometry->setFaceMask(static_cast<osgKaleido::PolyhedronGeometry::FaceMask>(_faces));
auto polyhedron = _pgeometry->getOrCreatePolyhedron();
OSG_INFO << polyhedron->getName() << " (" << polyhedron->getDualName() << "*)" << std::endl;
OSG_INFO << polyhedron->getWythoffSymbol() << std::endl;
OSG_INFO << polyhedron->getVertexConfiguration() << std::endl;
OSG_INFO << polyhedron->getVertexCount() << std::endl;
OSG_INFO << polyhedron->getFaceCount() << std::endl;
// Update Vertices
osg::ref_ptr<osg::Vec3Array> vertices = osgKaleido::createVertexArray(*polyhedron);
auto stateSet = _vgeode->getOrCreateStateSet();
auto offsets = stateSet->getUniform("offsets");
copy(offsets, vertices, osg::Vec3());
// Update Text
_text->setText(polyhedron->getName() + "\n" + polyhedron->getWythoffSymbol());
}
void Program::setColor(FloatColor color) {
if (!mHasColorUniform) {
mColorUniform = getUniform("color");
mHasColorUniform = true;
}
glUniform4f(mColorUniform, color.r, color.g, color.b, color.a);
}
StandardShaderProgram::StandardShaderProgram(std::string vertexCode, std::string fragmentCode) :
ShaderProgram(vertexCode, fragmentCode) {
vertexPointer = getAttribute("vPosition");
colorPointer = getAttribute("vColor");
mvpMatrixPointer = getUniform("mvp_matrix");
}
void Program::use() {
glUseProgram(mProgramId);
if (texCoords >= 0 && !mHasSampler) {
glUniform1i(getUniform("baseSampler"), 0);
mHasSampler = true;
}
mUse = true;
}
void GLProgram::setUniform1i(const char* uniform, int v1) const
{
use();
GLint location = getUniform(uniform);
if(location != -1) {
glUniform1i(location, v1);
CHECK_GL_ERROR_DEBUG();
}
}
void GLProgram::setUniform4f(const char* uniform, float v1, float v2, float v3, float v4) const
{
use();
GLint location = getUniform(uniform);
if(location != -1) {
glUniform4f(location, v1, v2, v3, v4);
CHECK_GL_ERROR_DEBUG();
}
}
void GLProgram::setUniform4x4f(const char* uniform, fzUInt count, bool transpose, float *matrix) const
{
use();
GLint location = getUniform(uniform);
if(location != -1) {
glUniformMatrix4fv(location, count, transpose, matrix);
CHECK_GL_ERROR_DEBUG();
}
}
void Shader::setUniform( const std::string &name, float v0, float v1, float v2, float v3 )
{
AttributePtr u = getUniform(name);
if(!u)
{
u = Attribute::createVec4f();
u->appendElement<float>(v0,v1,v2,v3);
setUniform(name, u);
}else
u->set<float>(0, v0, v1, v2, v3);
}
void Shader::setUniform( const std::string &name, math::Matrix44f value )
{
AttributePtr u = getUniform(name);
if(!u)
{
u = Attribute::createMat44();
u->appendElement<math::Matrix44f>(value);
setUniform(name, u);
}else
u->set<math::Matrix44f>(0, value);
}
void Shader::setUniform( const std::string &name, int value )
{
AttributePtr u = getUniform(name);
if(!u)
{
u = Attribute::createInt();
u->appendElement<int>(value);
setUniform(name, u);
}else
u->set<int>(0, value);
}
void CGLSLProgram::loadUniformf(const string name, const GLint size, const GLfloat* pointer){
switch (size){
case nGLSLProgram::GLSLUniform::UNIFORM_SIZE_1D:
glUniform1f(getUniform(name), pointer[0]);
break;
case nGLSLProgram::GLSLUniform::UNIFORM_SIZE_2D:
glUniform2f(getUniform(name), pointer[0], pointer[1]);
break;
case nGLSLProgram::GLSLUniform::UNIFORM_SIZE_3D:
glUniform3f(getUniform(name), pointer[0], pointer[1], pointer[2]);
break;
case nGLSLProgram::GLSLUniform::UNIFORM_SIZE_4D:
glUniform4f(getUniform(name), pointer[0], pointer[1], pointer[2], pointer[3]);
break;
}
}
void GLProgram::setUniform4fv(const char* uniform, fzUInt count, float* values) const
{
if(count == 0)
return;
use();
GLint location = getUniform(uniform);
if(location != -1) {
glUniform4fv(location, count, values);
CHECK_GL_ERROR_DEBUG();
}
}
void renderer::setTexture(string name,unsigned int texTarget,GLuint number,GLuint& texture)
{
GLint v;
glActiveTexture(number - GL_TEXTURE0+GL_TEXTURE0);
//glBindTexture(texture);
glBindTexture(GL_TEXTURE_2D,texture);
getUniform(name,v);
//glEnable(GL_TEXTURE_2D);
glUniform1i(v, number - GL_TEXTURE0);
};
// Getting random structures (Template Method pattern)
Vector<double, long> UniformGenerator::getUniformVector(long N, double A, double B)
{ // Invariant part
Vector<double, long> vec(N);
//#pragma omp parallel for shared(A, B)
for(long i=vec.MinIndex(); i<=vec.MaxIndex(); ++i)
{
vec[i] = A + (B-A)* getUniform(); // Variant part
}
return vec;
}
Lightmap::Lightmap(std::vector<glm::vec2> coords,std::vector<GLuint> indexes)
{
GL_CHECK(glGenVertexArrays(1, &_vao));
GL_CHECK(glBindVertexArray(_vao));
// generate VBOs for verts and tex
GL_CHECK(glGenBuffers(1, &_coords));
GL_CHECK(glGenBuffers(1, &_lights));
GL_CHECK(glGenBuffers(1, &_ebo));
if (coords.size()<=0) return;
GL_CHECK(glBindBuffer(GL_ARRAY_BUFFER, _coords));
//update coords
GL_CHECK(glBufferData(GL_ARRAY_BUFFER, coords.size() * sizeof(glm::vec2), &coords[0], GL_STATIC_DRAW));
GL_CHECK(glBindBuffer(GL_ARRAY_BUFFER, _lights));
//update texcoords
// GL_CHECK(glBufferData(GL_ARRAY_BUFFER, textureCoords.size() * sizeof(glm::vec2), &textureCoords[0], GL_STATIC_DRAW));
GL_CHECK(glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, _ebo));
// update indexes
GL_CHECK(glBufferData(GL_ELEMENT_ARRAY_BUFFER, indexes.size() * sizeof(GLuint), &indexes[0], GL_DYNAMIC_DRAW));
_indexes = indexes.size();
GL_CHECK(glBindVertexArray(0));
auto shader = ResourceManager::getInstance()->shader("lightmap");
_uniformFade = shader->getUniform("fade");
_uniformMVP = shader->getUniform("MVP");
_uniformOffset = shader->getUniform("offset");
_attribPos = shader->getAttrib("Position");
_attribLights = shader->getAttrib("lights");
}
void gDrawRing(GContext *context, float in)
{
Program *prog = context->programs.ring;
glUseProgram(prog->id);
{
setVectorUniforms(prog,context->translation,context->modelview_matrix,context->projection_matrix);
setColorUniform(prog,context->color);
glUniform1fv(getUniform(prog,U_INNER_MUL), 1, &in);
drawArray(context, prog);
}
glUseProgram(0);
#ifdef DEBUG
checkError();
#endif
}
void gDrawImage(GContext *context, GImage *image)
{
Program *prog = context->programs.tex;
glUseProgram(prog->id);
{
setVectorUniforms(prog,context->translation,context->modelview_matrix,context->projection_matrix);
setColorUniform(prog,context->color);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, image->_id);
glUniform1i(getUniform(prog,U_TEXTURE),0);
drawArray(context, prog);
}
glUseProgram(0);
#ifdef DEBUG
checkError();
#endif
}
void getUniform(fmat3* value) { getUniform(value->ptr()); }
const Uniform& ShaderVariableManager::getUniform(
const UniformDescription& desc) const {
return getUniform(desc.getId());
}
void getUniform(uvec2* value) { getUniform(value->ptr()); }
void getUniform(fvec3* value) { getUniform(value->ptr()); }
void getUniform(dvec4* value) { getUniform(value->ptr()); }
void getUniform(dmat4* value) { getUniform(value->ptr()); }
static int getActiveUniforms(ShaderProgram *shader)
{
GLint maxLength;
char *name = NULL;
int i, error, numBaseUniforms, n;
ActiveUniform *baseUniforms = NULL;
ORIG_GL(glGetProgramiv)(shader->programHandle, GL_ACTIVE_UNIFORMS,
&numBaseUniforms);
ORIG_GL(glGetProgramiv)(shader->programHandle, GL_ACTIVE_UNIFORM_MAX_LENGTH,
&maxLength);
error = glError();
if (error) {
shader->numUniforms = 0;
return error;
}
if (!(name = (char*)malloc(maxLength*sizeof(char)))) {
dbgPrint(DBGLVL_ERROR, "Allocation failed: uniform name\n");
shader->numUniforms = 0;
return DBG_ERROR_MEMORY_ALLOCATION_FAILED;
}
dbgPrint(DBGLVL_INFO, "ACTIVE UNIFORMS: %i\n", numBaseUniforms);
if (!(baseUniforms = (ActiveUniform*)malloc(numBaseUniforms*sizeof(ActiveUniform)))) {
dbgPrint(DBGLVL_ERROR, "Allocation failed: base uniforms\n");
shader->numUniforms = 0;
free(name);
return DBG_ERROR_MEMORY_ALLOCATION_FAILED;
}
shader->numUniforms = 0;
for (i = 0; i < numBaseUniforms; i++) {
ActiveUniform *u = &baseUniforms[i];
ORIG_GL(glGetActiveUniform)(shader->programHandle, i, maxLength, NULL,
&u->size, &u->type, name);
error = glError();
if (error) {
free(name);
free(baseUniforms);
shader->numUniforms = 0;
return error;
}
dbgPrint(DBGLVL_INFO, "FOUND UNIFORM: %s size=%i type=%s\n",
name, u->size, lookupEnum(u->type));
if (!strncmp(name, "gl_", 3)) {
u->builtin = 1;
} else {
if (!(u->name = strdup(name))) {
dbgPrint(DBGLVL_ERROR, "Allocation failed: uniform name\n");
free(name);
free(baseUniforms);
shader->numUniforms = 0;
return DBG_ERROR_MEMORY_ALLOCATION_FAILED;
}
u->builtin = 0;
shader->numUniforms += u->size;
}
}
free(name);
if (!(shader->uniforms = (ActiveUniform*)malloc(shader->numUniforms*sizeof(ActiveUniform)))) {
dbgPrint(DBGLVL_ERROR, "Allocation failed: uniforms\n");
shader->numUniforms = 0;
free(baseUniforms);
return DBG_ERROR_MEMORY_ALLOCATION_FAILED;
}
n = 0;
for (i = 0; i < numBaseUniforms; i++) {
ActiveUniform *bu = &baseUniforms[i];
if (!bu->builtin) {
if (bu->size == 1) {
ActiveUniform *u = &shader->uniforms[n];
u->type = bu->type;
u->size = 1;
u->builtin = 0;
u->value = NULL;
if (!(u->name = strdup(bu->name))) {
dbgPrint(DBGLVL_ERROR, "Allocation failed: uniform name\n");
free(baseUniforms);
shader->numUniforms = n;
return DBG_ERROR_MEMORY_ALLOCATION_FAILED;
}
u->location = ORIG_GL(glGetUniformLocation)(shader->programHandle,
u->name);
error = glError();
if (error) {
free(baseUniforms);
free(u->name);
shader->numUniforms = n;
return error;
}
dbgPrint(DBGLVL_INFO, "SAVE UNIFORM: %s size=%i type=%s location=%i\n",
u->name, u->size, lookupEnum(u->type), u->location);
error = getUniform(shader->programHandle, u);
if (error) {
free(u->name);
free(baseUniforms);
shader->numUniforms = n;
return error;
}
n++;
} else {
int j;
for (j = 0; j < bu->size; j++) {
ActiveUniform *u = &shader->uniforms[n];
u->type = bu->type;
u->size = 1;
u->builtin = 0;
u->value = NULL;
if (asprintf(&u->name, "%s[%i]", bu->name, j) < 0) {
dbgPrint(DBGLVL_ERROR, "Allocation failed: uniform name\n");
free(baseUniforms);
shader->numUniforms = n;
return DBG_ERROR_MEMORY_ALLOCATION_FAILED;
}
u->location = ORIG_GL(glGetUniformLocation)(shader->programHandle,
u->name);
error = glError();
if (error) {
free(baseUniforms);
free(u->name);
shader->numUniforms = n;
return error;
}
dbgPrint(DBGLVL_INFO, "SAVE UNIFORM: %s size=%i type=%s location=%i\n",
u->name, u->size, lookupEnum(u->type), u->location);
error = getUniform(shader->programHandle, u);
if (error) {
free(u->name);
free(baseUniforms);
shader->numUniforms = n;
return error;
}
n++;
}
}
}
}
free(baseUniforms);
return DBG_NO_ERROR;
}