Method SetupShader

src/SFGUI/Canvas.cpp:630–658

}

void Canvas::SetupShader() {
	m_shader = CreateShader(
		"#version 130\n"
		"in vec2 vertex;\n"
		"in vec2 texture_coordinate;\n"
		"out vec2 vertex_texture_coordinate;\n"
		"void main() {\n"
		"\tgl_Position = vec4(vertex.xy, 1.f, 1.f);\n"
		"\tvertex_texture_coordinate = texture_coordinate;\n"
		"}\n",
		"#version 130\n"
		"uniform sampler2D texture0;\n"
		"in vec2 vertex_texture_coordinate;\n"
		"out vec4 fragment_color;\n"
		"void main() {\n"
		"\tfragment_color = texture(texture0, vertex_texture_coordinate);\n"
		"}\n"
	);

	if( !m_shader ) {
		non_legacy_supported = false;

		return;
	}

	CheckGLError( m_texture_location = GLEXT_glGetUniformLocation( CastToGlHandle( m_shader ), "texture0" ) );
	CheckGLError( m_vertex_location = GetAttributeLocation( m_shader, "vertex" ) );
	CheckGLError( m_texture_coordinate_location = GetAttributeLocation( m_shader, "texture_coordinate" ) );
}

}