Alessandro Mauri
712ce50631
* moved all ugui code to lib/ugui.c3l and made it a library/module * started work on a sdl3 renderer, with shaders etc * added the new sdl3.c3l library as a dependency * makefile is for the renderer
73 lines
2.1 KiB
Plaintext
73 lines
2.1 KiB
Plaintext
import sdlrenderer::ren;
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import std::io;
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import std::thread;
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import sdl3::sdl;
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struct Viewsize @align(16) {
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int w, h;
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int ox, oy;
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}
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fn int main()
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{
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ren::Renderer ren;
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ren.init("test window");
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ren.load_spirv_shader_from_file("rect shader", "resources/shaders/compiled/rect.vert.spv", "resources/shaders/compiled/rect.frag.spv", 0, 1);
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ren.create_pipeline("rect shader", RECT);
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for (int i = 0; i < 10; i++) {
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ren.draw_rect(100,100,100,100,0xff00ff00,"");
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GPUCommandBuffer* cmdbuf = sdl::acquire_gpu_command_buffer(ren.gpu);
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GPUTexture* swapchain_texture;
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sdl::wait_and_acquire_gpu_swapchain_texture(cmdbuf, ren.win, &swapchain_texture, null, null);
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// FIXME: if doing damage tracking DO NOT clear the screen
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GPURenderPass* pass = sdl::begin_gpu_render_pass(cmdbuf,
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&&(GPUColorTargetInfo){
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.texture = swapchain_texture,
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.mip_level = 0,
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.layer_or_depth_plane = 0,
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.clear_color = {.r = 0.0, .g = 0.0, .b = 0.0, .a = 1.0},
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.load_op = GPU_LOADOP_CLEAR, // clear the screen at the start of the render pass
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.store_op = GPU_STOREOP_STORE,
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.resolve_texture = null,
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.resolve_mip_level = 0,
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.resolve_layer = 0,
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.cycle = false,
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.cycle_resolve_texture = false
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},
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1,
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null // huh
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);
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if (pass == null) {
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unreachable("render pass creation went wrong: %s", sdl::get_error());
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}
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GPUGraphicsPipeline* p = ren.pipelines.get_from_name("rect shader").pipeline;
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if (p == null) {
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unreachable("no pipeline");
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}
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sdl::bind_gpu_graphics_pipeline(pass, p);
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sdl::bind_gpu_vertex_buffers(pass, 0, (GPUBufferBinding[]){{.buffer = ren.quad_buffer.vert_buf, .offset = 0}}, 1);
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sdl::bind_gpu_index_buffer(pass, &&(GPUBufferBinding){.buffer = ren.quad_buffer.idx_buf, .offset = 0}, GPU_INDEXELEMENTSIZE_16BIT);
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Viewsize v = {.w = 640, .h = 480};
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v.ox = 50*i;
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v.oy = 50*i;
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sdl::push_gpu_vertex_uniform_data(cmdbuf, 1, &v, Viewsize.sizeof);
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sdl::draw_gpu_indexed_primitives(pass, 6, 1, 0, 0, 0);
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sdl::end_gpu_render_pass(pass);
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sdl::submit_gpu_command_buffer(cmdbuf);
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thread::sleep_ms(250);
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}
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ren.free();
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return 0;
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} |