Function create_shader_program

src/source.cpp:116–143

}

static Shader_Program create_shader_program(
	Graphics *ctx, char *shader_string, size_t shader_string_size,
	char * vs_entry_point, char * ps_entry_point, size_t constants_size,
	int input_elements, D3D11_INPUT_ELEMENT_DESC *input_desc) {

	Shader_Program shader = { 0 };

	ID3DBlob *vs_blob = compile_shader_memory(shader_string, shader_string_size, vs_entry_point, "vs_5_0");
	ctx->device->CreateVertexShader(vs_blob->GetBufferPointer(), vs_blob->GetBufferSize(), nullptr, &shader.vertex_shader);

	ID3DBlob *ps_blob = compile_shader_memory(shader_string, shader_string_size, ps_entry_point, "ps_5_0");
	ctx->device->CreatePixelShader(ps_blob->GetBufferPointer(), ps_blob->GetBufferSize(), nullptr, &shader.pixel_shader);

	if (input_desc) {
		ctx->device->CreateInputLayout(
			input_desc, input_elements,
			vs_blob->GetBufferPointer(), vs_blob->GetBufferSize(),
			&shader.input_layout);
	}

	if (constants_size) {
		shader.constants_buffer = create_constants_buffer(ctx, constants_size);
	}

	shader.constants_buffer_size = constants_size;

	return shader;
}

static void upload_constants(Shader_Program* program, void* data) {
	D3D11_MAPPED_SUBRESOURCE mapped;