DenseSet Router::find_defined() const {
POMAGMA_INFO("Finding defined obs");
DenseSet defined(m_carrier.item_dim());
DenseSet undefined(m_carrier.item_dim());
undefined = m_carrier.support();
bool changed = true;
while (changed) {
changed = false;
POMAGMA_DEBUG("accumulating route probabilities");
undefined -= defined;
for (auto iter = undefined.iter(); iter.ok(); iter.next()) {
Ob ob = *iter;
if (defines(defined, ob)) {
defined.insert(ob);
changed = true;
break;
}
}
}
return defined;
}
bool ParticleSystemGPU::CompileComputeShader(CPVRTString& errorStr)
{
CPVRTArray<char> defines("WORKGROUP_SIZE ", 30);
sprintf(&defines[15], "%d", m_ui32WorkgroupSize);
char* defines_buffer = &defines[0];
if (m_glComputeShader) { glDeleteShader(m_glComputeShader); m_glComputeShader = 0; }
if (m_glProgram) { glDeleteProgram(m_glProgram); m_glProgram = 0; }
if (PVRTShaderLoadFromFile(c_szComputeShaderBinFile, c_szComputeShaderSrcFile, GL_COMPUTE_SHADER, GL_SGX_BINARY_IMG, &m_glComputeShader, &errorStr, &m_PVRTContext, &defines_buffer, 1) != PVR_SUCCESS)
{ errorStr = "Particle Compute Shader : " + errorStr; return false; }
m_glProgram = glCreateProgram();
glAttachShader(m_glProgram, m_glComputeShader);
glLinkProgram(m_glProgram);
GLint Linked;
glGetProgramiv(m_glProgram, GL_LINK_STATUS, &Linked);
if (!Linked)
{
int i32InfoLogLength, i32CharsWritten;
glGetProgramiv(m_glProgram, GL_INFO_LOG_LENGTH, &i32InfoLogLength);
char* pszInfoLog = new char[i32InfoLogLength];
glGetProgramInfoLog(m_glProgram, i32InfoLogLength, &i32CharsWritten, pszInfoLog);
errorStr = CPVRTString("Failed to link compute shader:: ") + pszInfoLog + "\n";
delete [] pszInfoLog;
return false;
}
return true;
}
int
main(int argc, char **argv)
{
char *use = "Error: must provide one argument - either 'd', 'i' or 'u'\n";
if (argc != 2) {
fputs(use, stderr);
return 1;
}
else if (argv[1][0] == 'd')
defines();
else if (argv[1][0] == 'i')
ids();
else if (argv[1][0] == 'u')
units();
else {
fputs(use, stderr);
fprintf(stderr, "(ouch!!!! that really hurt! who throws a '%s' anyway? --Austin)\n", argv[1]);
return 1;
}
return 0;
}
/**
* Recompiles the shader.
* The returned shader name should be set with ResetShader later after linking the program succeeded.
* If the linking failed the program needs to delete the new shader object.
* @return the new shader object name
*/
GLuint Shader::RecompileShader() const
{
auto shaderDefinition = GetParameters();
std::vector<std::string> defines(shaderDefinition.begin() + 1, shaderDefinition.end());
return CompileShader(application->GetConfig().resourceBase + "/" + shaderDefinition[0], defines, type, strType);
}
