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Implemented MSAA

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Lorenzo Torres 2025-08-10 15:53:26 +02:00
parent 444a4586ea
commit 83af358d30
6 changed files with 123 additions and 30 deletions
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37
src/rendering/Renderer.zig
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@ -19,8 +19,7 @@ swapchain: vk.Swapchain,
graphics_pipeline: vk.GraphicsPipeline,
current_frame: u32,
mesh: Mesh,
transform: math.Transform,
transform2: math.Transform,
transforms: std.ArrayList(math.Transform),
previous_time: std.time.Instant,
pub fn init(allocator: Allocator, instance_handle: vk.c.VkInstance, surface_handle: vk.c.VkSurfaceKHR) !Renderer {
@ -67,7 +66,7 @@ pub fn init(allocator: Allocator, instance_handle: vk.c.VkInstance, surface_hand
graphics_pipeline.point_lights[0].diffuse = .{0.5, 0.5, 0.5};
graphics_pipeline.point_lights[0].specular = .{1.0, 1.0, 1.0};
graphics_pipeline.point_lights[1].position = .{-1.0, 1.0, 0.0};
graphics_pipeline.point_lights[1].position = .{1.0, 1.0, 0.0};
graphics_pipeline.point_lights[1].data[0] = 1.0;
graphics_pipeline.point_lights[1].data[1] = 0.9;
graphics_pipeline.point_lights[1].data[2] = 0.8;
@ -75,6 +74,11 @@ pub fn init(allocator: Allocator, instance_handle: vk.c.VkInstance, surface_hand
graphics_pipeline.point_lights[1].diffuse = .{0.5, 0.5, 0.5};
graphics_pipeline.point_lights[1].specular = .{1.0, 1.0, 1.0};
var transforms = std.ArrayList(math.Transform).init(allocator);
try transforms.append(math.Transform.init(.{0.0, 0.0, -1.0}, .{0.5, 0.5, 0.5}, .{0.0, 0.0, 0.0}));
try transforms.append(math.Transform.init(.{0.0, 0.0, 0.0}, .{0.5, 0.5, 0.5}, .{0.0, 0.0, 0.0}));
return Renderer{
.instance = instance,
.surface = surface,
@ -84,8 +88,7 @@ pub fn init(allocator: Allocator, instance_handle: vk.c.VkInstance, surface_hand
.swapchain = swapchain,
.graphics_pipeline = graphics_pipeline,
.current_frame = 0,
.transform = math.Transform.init(.{0.0, 0.0, -1.0}, .{0.5, 0.5, 0.5}, .{0.0, 0.0, 0.0}),
.transform2 = math.Transform.init(.{0.0, 0.0, 0.0}, .{0.5, 0.5, 0.5}, .{0.0, 0.0, 0.0}),
.transforms = transforms,
.previous_time = try std.time.Instant.now(),
.mesh = mesh,
};
@ -118,15 +121,8 @@ pub fn render(pool: *ecs.Pool) anyerror!void {
view_pos[2] = camera.position[2];
_ = delta_time;
//renderer.transform.rotate(math.rad(15) * delta_time, .{0.0, 1.0, 0.0});
//renderer.transform2.rotate(math.rad(-15) * delta_time, .{0.0, 1.0, 0.0});
//renderer.transform.rotate(math.rad(15) * delta_time, .{1.0, 0.0, 0.0});
//renderer.transform2.rotate(math.rad(-15) * delta_time, .{1.0, 0.0, 0.0});
const transform_memory = renderer.graphics_pipeline.transform_buffer.mapped_memory;
transform_memory[0] = renderer.transform;
transform_memory[1] = renderer.transform2;
try renderer.device.waitFence(renderer.current_frame);
const image = try renderer.swapchain.nextImage(renderer.device, renderer.current_frame);
@ -138,13 +134,16 @@ pub fn render(pool: *ecs.Pool) anyerror!void {
renderer.device.bindIndexBuffer(renderer.graphics_pipeline.index_buffer, renderer.current_frame);
renderer.device.bindDescriptorSets(renderer.graphics_pipeline, renderer.current_frame, 0);
var lights: u32 = 2;
renderer.device.pushConstant(renderer.graphics_pipeline, c.VK_SHADER_STAGE_FRAGMENT_BIT, 0, 4, @ptrCast(&lights), renderer.current_frame);
var transform: u32 = 0;
renderer.device.pushConstant(renderer.graphics_pipeline, c.VK_SHADER_STAGE_VERTEX_BIT, 4, 4, @ptrCast(&transform), renderer.current_frame);
renderer.device.draw(renderer.mesh.index_count, renderer.current_frame, renderer.mesh);
transform = 1;
renderer.device.pushConstant(renderer.graphics_pipeline, c.VK_SHADER_STAGE_VERTEX_BIT, 4, 4, @ptrCast(&transform), renderer.current_frame);
renderer.device.draw(renderer.mesh.index_count, renderer.current_frame, renderer.mesh);
for (renderer.transforms.items, 0..) |transform, i| {
transform_memory[i] = transform;
var index = i;
renderer.device.pushConstant(renderer.graphics_pipeline, c.VK_SHADER_STAGE_FRAGMENT_BIT, 0, 4, @ptrCast(&lights), renderer.current_frame);
renderer.device.pushConstant(renderer.graphics_pipeline, c.VK_SHADER_STAGE_VERTEX_BIT, 4, 4, @ptrCast(&index), renderer.current_frame);
renderer.device.draw(renderer.mesh.index_count, renderer.current_frame, renderer.mesh);
}
renderer.render_pass.end(renderer.device, renderer.current_frame);
try renderer.device.endCommand(renderer.current_frame);