SSAOComputeTOP::SSAOComputeTOP() : TOP( 32, 32 )
{
ssaoComputeShader = new Shader();
ssaoComputeShader->init(SSAOComputeTOP_vs, SSAOComputeTOP_vs_size, SSAOComputeTOP_ps, SSAOComputeTOP_ps_size);
ssaoComputeShader->finalize();
int rndNormalsRes = 128;
float *rndNormalsPix = (float *)mmalloc( sizeof(float) * 3 * rndNormalsRes * rndNormalsRes );
for( int j=0; j<rndNormalsRes; ++j )
for( int i=0; i<rndNormalsRes; ++i )
{
rndNormalsPix[j*rndNormalsRes*3 + i*3 + 0] = msys_frand()*2.0f - 1.0f;
rndNormalsPix[j*rndNormalsRes*3 + i*3 + 1] = msys_frand()*2.0f - 1.0f;
rndNormalsPix[j*rndNormalsRes*3 + i*3 + 2] = msys_frand()*2.0f - 1.0f;
}
Texture *rndNormals = new Texture( rndNormalsRes, rndNormalsRes, GL_RGB_FLOAT32_ATI, GL_RGB, GL_FLOAT, rndNormalsPix );
glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT );
ssaoComputeShader->setUniform( "rndnorms", rndNormals->getUniform());
}
void addTubularImage(int t, int note, int volume)
{
const float x = (float)(msys_rand() % 50) / 50.f - 0.3f;
const float y = (float)(msys_rand() % 60) / 60.f;
const float width = 0.2f + 0.4f * msys_frand();
const float height = 5.f / 60.f;
const int group = (msys_rand() % 2);
const float intensity = 1.f;//0.5f + 0.5f * volume / 127.f;
addElement(t, x, y, width, height, intensity, group);
}