Exemplos de opengl_shader_compile_object em C++ (Cpp)

Exemplo n.º 1

Arquivo: gropenglshader.cpp Projeto: RandomTiger/fs2open.github.com

/**
 * Creates an executable shader.
 *
 * @param vs	Vertex shader source code
 * @param fs	Fragment shader source code
 * @param gs	Geometry shader source code
 * @return 	Internal ID of compiled and linked shader generated by OpenGL
 */
GLhandleARB opengl_shader_create(const SCP_vector<SCP_string>& vs, const SCP_vector<SCP_string>& fs, const SCP_vector<SCP_string>& gs)
{
	GLhandleARB vs_o = 0;
	GLhandleARB fs_o = 0;
	GLhandleARB gs_o = 0;
	GLhandleARB program = 0;

	if (!vs.empty()) {
		vs_o = opengl_shader_compile_object( vs, GL_VERTEX_SHADER_ARB );

		if ( !vs_o ) {
			mprintf(("ERROR! Unable to create vertex shader!\n"));
			goto Done;
		}
	}

	if (!fs.empty()) {
		fs_o = opengl_shader_compile_object( fs, GL_FRAGMENT_SHADER_ARB );

		if ( !fs_o ) {
			mprintf(("ERROR! Unable to create fragment shader!\n"));
			goto Done;
		}
	}

	if (!gs.empty()) {
		gs_o = opengl_shader_compile_object( gs, GL_GEOMETRY_SHADER_EXT );

		if ( !gs_o ) {
			mprintf(("ERROR! Unable to create fragment shader!\n"));
			goto Done;
		}
	}

	program = opengl_shader_link_object(vs_o, fs_o, gs_o);

	if ( !program ) {
		mprintf(("ERROR! Unable to create shader program!\n"));
	}

Done:
	if (vs_o) {
		vglDeleteObjectARB(vs_o);
	}

	if (fs_o) {
		vglDeleteObjectARB(fs_o);
	}

	if (gs_o) {
		vglDeleteObjectARB(gs_o);
	}

	return program;
}

Exemplo n.º 2

Arquivo: gropenglshader.cpp Projeto: DahBlount/Freespace-Open-Swifty

/**
 * Creates an executable shader.
 *
 * @param vs	Vertex shader source code
 * @param fs	Fragment shader source code
 * @return 		Internal ID of the compiled and linked shader as generated by OpenGL
 */
GLhandleARB opengl_shader_create(const char *vs, const char *fs)
{
	GLhandleARB vs_o = 0;
	GLhandleARB fs_o = 0;
	GLhandleARB program = 0;

	if (vs) {
		vs_o = opengl_shader_compile_object( (const GLcharARB*)vs, GL_VERTEX_SHADER_ARB );

		if ( !vs_o ) {
			mprintf(("ERROR! Unable to create vertex shader!\n"));
			goto Done;
		}
	}

	if (fs) {
		fs_o = opengl_shader_compile_object( (const GLcharARB*)fs, GL_FRAGMENT_SHADER_ARB );

		if ( !fs_o ) {
			mprintf(("ERROR! Unable to create fragment shader!\n"));
			goto Done;
		}
	}

	program = opengl_shader_link_object(vs_o, fs_o);

	if ( !program ) {
		mprintf(("ERROR! Unable to create shader program!\n"));
	}

Done:
	if (vs_o) {
		vglDeleteObjectARB(vs_o);
	}

	if (fs_o) {
		vglDeleteObjectARB(fs_o);
	}

	return program;
}