encounter/dawn-cmake
1
0
Fork 0
mirror of https://github.com/encounter/dawn-cmake.git synced 2025-12-13 23:26:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

Introduce render passes

Browse Source 
* First API design (many features missing, including input attachments)
* Metal implementation (no OpenGL yet)
* Render-to-texture demo (a little broken until we have depth buffers)
* Update examples to use render passes
This commit is contained in:
Kai Ninomiya
2017-05-16 14:04:22 -07:00
committed by Kai Ninomiya
parent ca309db58a
commit 68df8b0a3a
34 changed files with 1305 additions and 54 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
examples/ComputeBoids.cpp
View File

@@ -28,6 +28,8 @@ nxt::Buffer modelBuffer;
std::array<nxt::Buffer, 2> particleBuffers;
nxt::Pipeline renderPipeline;
nxt::RenderPass renderpass;
nxt::Framebuffer framebuffer;
nxt::Buffer updateParams;
nxt::Pipeline updatePipeline;
@@ -134,7 +136,9 @@ void initRender() {
.SetInput(1, sizeof(glm::vec2), nxt::InputStepMode::Vertex)
.GetResult();
CreateDefaultRenderPass(device, &renderpass, &framebuffer);
renderPipeline = device.CreatePipelineBuilder()
.SetSubpass(renderpass, 0)
.SetStage(nxt::ShaderStage::Vertex, vsModule, "main")
.SetStage(nxt::ShaderStage::Fragment, fsModule, "main")
.SetInputState(inputState)
@@ -279,11 +283,13 @@ void initCommandBuffers() {
.SetBindGroup(0, updateBGs[i])
.Dispatch(kNumParticles, 1, 1)
.SetPipeline(renderPipeline)
.TransitionBufferUsage(bufferDst, nxt::BufferUsageBit::Vertex)
.SetVertexBuffers(0, 1, &bufferDst, zeroOffsets)
.SetVertexBuffers(1, 1, &modelBuffer, zeroOffsets)
.DrawArrays(3, kNumParticles, 0, 0)
.BeginRenderPass(renderpass, framebuffer)
.SetPipeline(renderPipeline)
.TransitionBufferUsage(bufferDst, nxt::BufferUsageBit::Vertex)
.SetVertexBuffers(0, 1, &bufferDst, zeroOffsets)
.SetVertexBuffers(1, 1, &modelBuffer, zeroOffsets)
.DrawArrays(3, kNumParticles, 0, 0)
.EndRenderPass()
.GetResult();
}