ColoredTextureRectShader()
{
#ifdef XX
initQuadBuffer();
#endif
loadProgram(OBJECT, GL_VERTEX_SHADER, "colortexturedquad.vert",
GL_FRAGMENT_SHADER, "colortexturedquad.frag");
assignUniforms("center", "size", "texcenter", "texsize");
assignSamplerNames(0, "tex", ST_BILINEAR_FILTERED);
glGenVertexArrays(1, &m_vao);
glBindVertexArray(m_vao);
glEnableVertexAttribArray(0);
glEnableVertexAttribArray(3);
glEnableVertexAttribArray(2);
glBindBuffer(GL_ARRAY_BUFFER, SharedGPUObjects::getQuadBuffer());
glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 4 * sizeof(float), 0);
glVertexAttribPointer(3, 2, GL_FLOAT, GL_FALSE, 4 * sizeof(float),
(GLvoid *)(2 * sizeof(float)));
const unsigned quad_color[] = { 0, 0, 0, 255,
255, 0, 0, 255,
0, 255, 0, 255,
0, 0, 255, 255 };
glGenBuffers(1, &m_color_vbo);
glBindBuffer(GL_ARRAY_BUFFER, m_color_vbo);
glBufferData(GL_ARRAY_BUFFER, 16 * sizeof(unsigned), quad_color,
GL_DYNAMIC_DRAW);
glVertexAttribIPointer(2, 4, GL_UNSIGNED_INT, 4 * sizeof(unsigned), 0);
glBindVertexArray(0);
} // ColoredTextureRectShader
// ----------------------------------------------------------------------------
void SharedGPUObjects::init()
{
if (m_has_been_initialised)
return;
initQuadVBO();
initQuadBuffer();
initBillboardVBO();
initSkyTriVBO();
initFrustrumVBO();
initParticleQuadVBO();
if (CVS->isARBUniformBufferObjectUsable())
{
initShadowVPMUBO();
initLightingDataUBO();
if (CVS->supportsHardwareSkinning())
initSkinningUBO();
}
m_has_been_initialised = true;
} // SharedGPUObjects
void DXInstancing::init() {
initQuadBuffer();
initShadersAndInputLayout();
}
