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Basic rendering

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This commit is contained in:
Robin Voetter
2020-07-02 22:25:09 +02:00
parent 34253e231b
commit 37b002001a
4 changed files with 136 additions and 10 deletions
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15
examples/swapchain.zig
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@@ -100,7 +100,7 @@ pub const Swapchain = struct {
self.gc.vkd.destroySwapchainKHR(self.gc.dev, self.handle, null);
}
pub fn recreate(self: *Swapchain, new_extent: vk.Extnet2D) !void {
pub fn recreate(self: *Swapchain, new_extent: vk.Extent2D) !void {
const gc = self.gc;
const allocator = self.allocator;
const old_handle = self.handle;
@@ -142,22 +142,22 @@ pub const Swapchain = struct {
// Step 2: Submit the command buffer
const wait_stage = [_]vk.PipelineStageFlags{.{.top_of_pipe_bit = true}};
try self.gc.vkd.queueSubmit(self.gc.graphics_queue.handle, 1, .{
try self.gc.vkd.queueSubmit(self.gc.graphics_queue.handle, 1, &[_]vk.SubmitInfo{.{
.wait_semaphore_count = 1,
.p_wait_semaphores = @ptrCast([*]const vk.Semaphore, &current.image_acquired),
.p_wait_dst_stage_mask = &wait_stage,
.command_buffer_count = 1,
.p_command_buffers = @ptrCast([*]const CommandBuffer, &cmdbuf),
.p_command_buffers = @ptrCast([*]const vk.CommandBuffer, &cmdbuf),
.signal_semaphore_count = 1,
.p_signal_semaphores = @ptrCast([*]const vk.Semaphore, &current.render_finished),
}, current_swap_image.frame_fence);
}}, current.frame_fence);
// Step 3: Present the current frame
_ = try self.gc.vkd.queuePresentKHR(self.gc.present_queue.handle, .{
.wait_semaphore_count = 1,
.p_signal_semaphores = @ptrCast([*]const vk.Semaphore, &current.render_finished),
.p_wait_semaphores = @ptrCast([*]const vk.Semaphore, &current.render_finished),
.swapchain_count = 1,
.p_swapchains = @ptrCast([*]const vk.Swapchain, &self.handle),
.p_swapchains = @ptrCast([*]const vk.SwapchainKHR, &self.handle),
.p_image_indices = @ptrCast([*]const u32, &self.image_index),
.p_results = null,
});
@@ -174,9 +174,10 @@ pub const Swapchain = struct {
std.mem.swap(vk.Semaphore, &self.swap_images[result.image_index].image_acquired, &self.next_image_acquired);
self.image_index = result.image_index;
return switch (result) {
return switch (result.result) {
.success => .optimal,
.suboptimal_khr => .suboptimal,
else => unreachable,
};
}
};