C++ (Cpp) Shader::CommonSetup Examples

Example #1

void JumbotronScreen::Draw(
	Shader & shader, 
	const mat4 & projection, 
	mat4 modelview, 
	const ivec2 & size, 
	const Light & light, 
	GLint with_texture,
	GLint with_attenuation,
	const float time
	) {
		if (this->GLReturnedError("Pile::Draw - on entry"))
			return;

		mat4 mvp = projection * modelview;

		shader.Use();
		shader.CommonSetup(
			time, 
			value_ptr(size), 
			value_ptr(projection), 
			value_ptr(modelview), 
			value_ptr(mvp), 
			value_ptr(mat3(transpose(inverse(modelview)))),
			value_ptr(this->Ka_),
			value_ptr(this->Kd_),
			value_ptr(this->Ks_),
			this->shininess_,
			light.getLaValuePtr(),
			light.getLdValuePtr(),
			light.getLsValuePtr(),
			light.getLightPositionValuePtr(),
			with_texture,
			with_attenuation,
			this->textid_
			);

		glBindVertexArray(this->vertex_array_handle);
#ifdef DRAW_POINTS
		glDrawArrays(GL_POINTS, 0, this->vertex_indices.size());
#else
		glDrawElements(GL_TRIANGLES , this->vertex_indices.size(), GL_UNSIGNED_INT , &this->vertex_indices[0]);
#endif

		glUseProgram(0);
		glBindVertexArray(0);

		if (this->GLReturnedError("Pile::Draw - on exit"))
			return;
}