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Improve ShaderCreateStep to work around cache issues

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This commit is contained in:
Robin Voetter
2022-12-29 23:53:09 +01:00
parent d9377c4c70
commit f7a4e4346e
4 changed files with 179 additions and 166 deletions
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17
examples/triangle.zig
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@@ -1,7 +1,7 @@
const std = @import("std");
const vk = @import("vulkan");
const c = @import("c.zig");
const resources = @import("resources");
const shaders = @import("shaders");
const GraphicsContext = @import("graphics_context.zig").GraphicsContext;
const Swapchain = @import("swapchain.zig").Swapchain;
const Allocator = std.mem.Allocator;
@@ -44,6 +44,11 @@ pub fn main() !void {
if (c.glfwInit() != c.GLFW_TRUE) return error.GlfwInitFailed;
defer c.glfwTerminate();
if (c.glfwVulkanSupported() != c.GLFW_TRUE) {
std.log.err("GLFW could not find libvulkan", .{});
return error.NoVulkan;
}
var extent = vk.Extent2D{ .width = 800, .height = 600 };
c.glfwWindowHint(c.GLFW_CLIENT_API, c.GLFW_NO_API);
@@ -338,7 +343,7 @@ fn createRenderPass(gc: *const GraphicsContext, swapchain: Swapchain) !vk.Render
.store_op = .store,
.stencil_load_op = .dont_care,
.stencil_store_op = .dont_care,
.initial_layout = .@"undefined",
.initial_layout = .undefined,
.final_layout = .present_src_khr,
};
@@ -378,15 +383,15 @@ fn createPipeline(
) !vk.Pipeline {
const vert = try gc.vkd.createShaderModule(gc.dev, &.{
.flags = .{},
.code_size = resources.triangle_vert.len,
.p_code = @ptrCast([*]const u32, &resources.triangle_vert),
.code_size = shaders.triangle_vert.len,
.p_code = @ptrCast([*]const u32, &shaders.triangle_vert),
}, null);
defer gc.vkd.destroyShaderModule(gc.dev, vert, null);
const frag = try gc.vkd.createShaderModule(gc.dev, &.{
.flags = .{},
.code_size = resources.triangle_frag.len,
.p_code = @ptrCast([*]const u32, &resources.triangle_frag),
.code_size = shaders.triangle_frag.len,
.p_code = @ptrCast([*]const u32, &shaders.triangle_frag),
}, null);
defer gc.vkd.destroyShaderModule(gc.dev, frag, null);