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Small fixes

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duck
2025-09-01 18:04:16 +05:00
parent d317694056
commit 92ca641f89
3 changed files with 25 additions and 43 deletions
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54
src/graphics.zig
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@@ -33,14 +33,13 @@ var depth_texture: *sdl.GPUTexture = undefined;
var fsaa_target: *sdl.GPUTexture = undefined;
var pipeline: *sdl.GPUGraphicsPipeline = undefined;
var window_size: [2]u32 = undefined;
pub var window_width: u32 = undefined;
pub var window_height: u32 = undefined;
var fsaa_scale: u32 = 4;
var fsaa_level: u32 = 3;
pub var camera: Camera = undefined;
var to_resize: ?[2]u32 = null;
const VERTEX_BUFFER_DEFAULT_CAPACITY = 1024;
const VERTEX_BUFFER_GROWTH_MULTIPLIER = 2;
const BYTES_PER_VERTEX = 5 * 4;
@@ -62,7 +61,6 @@ pub fn create() void {
900,
sdl.WINDOW_VULKAN | sdl.WINDOW_RESIZABLE,
) orelse err.sdl();
Graphics.window_size = .{ 1600, 900 };
// Device
Graphics.device = sdl.CreateGPUDevice(
@@ -111,20 +109,18 @@ pub fn create() void {
if (target_format == sdl.GPU_TEXTUREFORMAT_INVALID) err.sdl();
// TODO: Clean
var window_width: c_int = 1;
var window_height: c_int = 1;
if (!sdl.GetWindowSizeInPixels(Graphics.window, &window_width, &window_height)) err.sdl();
if (!sdl.GetWindowSizeInPixels(Graphics.window, @ptrCast(&Graphics.window_width), @ptrCast(&Graphics.window_height))) err.sdl();
Graphics.depth_texture = createTexture(
@as(u32, @intCast(window_width)) * Graphics.fsaa_scale,
@as(u32, @intCast(window_height)) * Graphics.fsaa_scale,
@as(u32, @intCast(Graphics.window_width)) * Graphics.fsaa_scale,
@as(u32, @intCast(Graphics.window_height)) * Graphics.fsaa_scale,
DEPTH_FORMAT,
sdl.GPU_TEXTUREUSAGE_DEPTH_STENCIL_TARGET,
1,
);
Graphics.fsaa_target = createTexture(
@as(u32, @intCast(window_width)) * Graphics.fsaa_scale,
@as(u32, @intCast(window_height)) * Graphics.fsaa_scale,
@as(u32, @intCast(Graphics.window_width)) * Graphics.fsaa_scale,
@as(u32, @intCast(Graphics.window_height)) * Graphics.fsaa_scale,
target_format,
sdl.GPU_TEXTUREUSAGE_COLOR_TARGET | sdl.GPU_TEXTUREUSAGE_SAMPLER,
fsaa_level,
@@ -296,18 +292,19 @@ fn growVertexBuffer(new_size: usize) void {
/// Otherwise `command_buffer` and `render_pass` are both set
pub fn beginDraw() bool {
Graphics.command_buffer = sdl.AcquireGPUCommandBuffer(Graphics.device) orelse err.sdl();
if (Graphics.to_resize) |new_size| {
Graphics.resetTextures(new_size[0], new_size[1]);
Graphics.camera.aspect = @as(f32, @floatFromInt(new_size[0])) / @as(f32, @floatFromInt(new_size[1]));
Graphics.window_size = new_size;
Graphics.to_resize = null;
}
var width: u32 = 0;
var height: u32 = 0;
if (!sdl.WaitAndAcquireGPUSwapchainTexture(Graphics.command_buffer, Graphics.window, &Graphics.render_target, &width, &height)) err.sdl();
// Window is probably hidden
if (Graphics.render_target == null) return false;
if (Graphics.render_target == null or width == 0 or height == 0) return false;
if (width != Graphics.window_width or height != Graphics.window_height) {
Graphics.resetTextures(width, height);
Graphics.camera.aspect = @as(f32, @floatFromInt(width)) / @as(f32, @floatFromInt(height));
Graphics.window_width = width;
Graphics.window_height = height;
}
Graphics.render_pass = sdl.BeginGPURenderPass(Graphics.command_buffer.?, &.{
.clear_color = .{ .r = 0.0, .g = 0.0, .b = 0.0, .a = 1.0 },
@@ -379,14 +376,14 @@ pub fn endDraw() void {
sdl.BlitGPUTexture(Graphics.command_buffer, &.{
.source = .{
.texture = Graphics.fsaa_target,
.w = Graphics.window_size[0],
.h = Graphics.window_size[1],
.w = Graphics.window_width,
.h = Graphics.window_height,
.mip_level = fsaa_level - 1,
},
.destination = .{
.texture = Graphics.render_target,
.w = Graphics.window_size[0],
.h = Graphics.window_size[1],
.w = Graphics.window_width,
.h = Graphics.window_height,
},
.load_op = sdl.GPU_LOADOP_DONT_CARE,
.filter = sdl.GPU_FILTER_NEAREST,
@@ -452,7 +449,7 @@ fn resetTextures(width: u32, height: u32) void {
1,
);
const target_format = sdl.SDL_GetGPUSwapchainTextureFormat(Graphics.device, Graphics.window);
const target_format = sdl.GetGPUSwapchainTextureFormat(Graphics.device, Graphics.window);
sdl.ReleaseGPUTexture(Graphics.device, Graphics.fsaa_target);
Graphics.fsaa_target = createTexture(
@@ -464,21 +461,10 @@ fn resetTextures(width: u32, height: u32) void {
);
}
pub fn resize(width: u32, height: u32) void {
Graphics.to_resize = .{ width, height };
}
pub fn windowId() sdl.WindowID {
return sdl.GetWindowID(Graphics.window);
}
pub fn getWidth() u32 {
return @max(1, Graphics.window_size[0]);
}
pub fn getHeight() u32 {
return @max(1, Graphics.window_size[1]);
}
pub fn generatePlane(x0: f32, y0: f32, x1: f32, y1: f32, w: f32, h: f32) [30]f32 {
const hw = w * 0.5;
const hh = h * 0.5;