void BindTextureToSlot(int textureId, GLenum TEXTURE)
{
int textureIndex=TEXTURE-GL_TEXTURE0;
BindTextureSlot(TEXTURE);
if(textureBinded[textureIndex]!=textureId)
{
textureBinded[textureIndex]=textureId;
GL_CHECK( glBindTexture(GL_TEXTURE_2D, textureId) );
}
}
void PostEffect::Apply()
{
m_shader->BindShader();
m_shader->UpdateFrameUniforms();
BindTextureSlot(GL_TEXTURE0);
GL_CHECK( glBindTexture(GL_TEXTURE_2D, s_renderTexture1->m_colorTex->m_texId) );
m_shader->EnableVertexAttributes();
GL_CHECK( glBindBuffer(GL_ARRAY_BUFFER,s_screenVertexBuffer) );
m_shader->SendVertexBuffer();
GL_CHECK( glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,s_screenIndexBuffer) );
GL_CHECK( glDrawElements(GL_TRIANGLES,s_screenIndexCount,GL_UNSIGNED_SHORT,BUFFER_OFFSET(0)) );
m_shader->DisableVertexAttributes();
GL_CHECK( glBindBuffer(GL_ARRAY_BUFFER,0) );
GL_CHECK( glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,0) );
}