void Shader::bindTextures() const
{
TextureTable::const_iterator it = m_textures.begin();
for (std::size_t i = 0; i < m_textures.size(); ++i)
{
GLint index = static_cast<GLsizei>(i + 1);
glCheck(GLEXT_glUniform1i(it->first, index));
glCheck(GLEXT_glActiveTexture(GLEXT_GL_TEXTURE0 + index));
Texture::bind(it->second);
++it;
}
// Make sure that the texture unit which is left active is the number 0
glCheck(GLEXT_glActiveTexture(GLEXT_GL_TEXTURE0));
}
void RenderTarget::resetGLStates()
{
// Check here to make sure a context change does not happen after activate(true)
bool shaderAvailable = Shader::isAvailable();
if (setActive(true))
{
// Make sure that extensions are initialized
priv::ensureExtensionsInit();
// Make sure that the texture unit which is active is the number 0
if (GLEXT_multitexture)
{
glCheck(GLEXT_glClientActiveTexture(GLEXT_GL_TEXTURE0));
glCheck(GLEXT_glActiveTexture(GLEXT_GL_TEXTURE0));
}
// Define the default OpenGL states
glCheck(glDisable(GL_CULL_FACE));
glCheck(glDisable(GL_LIGHTING));
glCheck(glDisable(GL_DEPTH_TEST));
glCheck(glDisable(GL_ALPHA_TEST));
glCheck(glEnable(GL_TEXTURE_2D));
glCheck(glEnable(GL_BLEND));
glCheck(glMatrixMode(GL_MODELVIEW));
glCheck(glEnableClientState(GL_VERTEX_ARRAY));
glCheck(glEnableClientState(GL_COLOR_ARRAY));
glCheck(glEnableClientState(GL_TEXTURE_COORD_ARRAY));
m_cache.glStatesSet = true;
// Apply the default SFML states
applyBlendMode(BlendAlpha);
applyTransform(Transform::Identity);
applyTexture(NULL);
if (shaderAvailable)
applyShader(NULL);
m_cache.texCoordsArrayEnabled = true;
m_cache.useVertexCache = false;
// Set the default view
setView(getView());
}
}
