Exemple #1
0
int sf2d_init_advanced(int gpucmd_size, int temppool_size)
{
	if (sf2d_initialized) return 0;

	gpu_fb_addr       = vramMemAlign(400*240*8, 0x100);
	gpu_depth_fb_addr = vramMemAlign(400*240*8, 0x100);
	gpu_cmd           = linearAlloc(gpucmd_size * 4);
	pool_addr         = linearAlloc(temppool_size);
	pool_size         = temppool_size;
	gpu_cmd_size      = gpucmd_size;

	//gfxInitDefault();
	GPU_Init(NULL);
	//gfxSet3D(false);
	GPU_Reset(NULL, gpu_cmd, gpucmd_size);

	//Setup the shader
	dvlb = DVLB_ParseFile((u32 *)shader_vsh_shbin, shader_vsh_shbin_size);
	shaderProgramInit(&shader);
	shaderProgramSetVsh(&shader, &dvlb->DVLE[0]);

	//Get shader uniform descriptors
	projection_desc = shaderInstanceGetUniformLocation(shader.vertexShader, "projection");

	shaderProgramUse(&shader);

	matrix_init_orthographic(ortho_matrix_top, 0.0f, 400.0f, 0.0f, 240.0f, 0.0f, 1.0f);
	matrix_init_orthographic(ortho_matrix_bot, 0.0f, 320.0f, 0.0f, 240.0f, 0.0f, 1.0f);
	matrix_gpu_set_uniform(ortho_matrix_top, projection_desc);

	//Register the apt callback hook
	//aptHook(&apt_hook_cookie, apt_hook_func, NULL);

	vblank_wait = 1;
	current_fps = 0.0f;
	frames = 0;
	last_time = osGetTime();

	cur_screen = GFX_TOP;
	cur_side = GFX_LEFT;

	GPUCMD_Finalize();
	GPUCMD_FlushAndRun();
	gspWaitForP3D();

	sf2d_pool_reset();

	sf2d_initialized = 1;

	return 1;
}
Exemple #2
0
sf2d_texture *sf2d_create_texture(int width, int height, GPU_TEXCOLOR pixel_format, sf2d_place place)
{
	int pow2_w = next_pow2(width);
	int pow2_h = next_pow2(height);
	int data_size;

	switch (pixel_format) {
	case GPU_RGBA8:
	default:
		data_size = pow2_w * pow2_h * 4;
		break;
	case GPU_RGB8:
		data_size = pow2_w * pow2_h * 3;
		break;
	case GPU_RGBA5551:
	case GPU_RGB565:
		data_size = pow2_w * pow2_h * 2;
		break;
	}

	sf2d_texture *texture;

	if (place == SF2D_PLACE_RAM) {
		// If there's not enough linear heap space, return
		if (linearSpaceFree() < data_size) {
			return NULL;
		}
		texture = malloc(sizeof(*texture));
		texture->data = linearMemAlign(data_size, 0x80);

	} else if (place == SF2D_PLACE_VRAM) {
		// If there's not enough VRAM heap space, return
		if (vramSpaceFree() < data_size) {
			return NULL;
		}
		texture = malloc(sizeof(*texture));
		texture->data = vramMemAlign(data_size, 0x80);

	} else {
		//wot?
		return NULL;
	}

	texture->place = place;
	texture->pixel_format = pixel_format;
	texture->width = width;
	texture->height = height;
	texture->pow2_w = pow2_w;
	texture->pow2_h = pow2_h;
	texture->data_size = data_size;

	return texture;
}