From 348f7525937c4632b20a5187100ec21bca14303a Mon Sep 17 00:00:00 2001
From: Artur Wasmut <awasmut@uni-koblenz.de>
Date: Sat, 3 Jul 2021 16:14:41 +0200
Subject: [PATCH] add camera push constant.
---
.../mesh_shader/resources/shaders/shader.mesh | 16 ++++++++++------
projects/mesh_shader/src/main.cpp | 2 +-
2 files changed, 11 insertions(+), 7 deletions(-)
diff --git a/projects/mesh_shader/resources/shaders/shader.mesh b/projects/mesh_shader/resources/shaders/shader.mesh
index c9039c11..4f6e1fa5 100644
--- a/projects/mesh_shader/resources/shaders/shader.mesh
+++ b/projects/mesh_shader/resources/shaders/shader.mesh
@@ -7,12 +7,16 @@ layout(local_size_x=32) in;
layout(triangles) out;
layout(max_vertices=64, max_primitives=126) out;
+layout( push_constant ) uniform constants{
+ mat4 mvp;
+};
+
// out uint gl_PrimitiveCountNV;
// out uint gl_PrimitiveIndicesNV[];
-out gl_MeshPerVertexNV {
- vec4 gl_Position;
-} gl_MeshVerticesNV[];
+//out gl_MeshPerVertexNV {
+// vec4 gl_Position;
+//} gl_MeshVerticesNV[];
void main() {
if(gl_LocalInvocationID.x == 0)
@@ -22,8 +26,8 @@ void main() {
gl_PrimitiveIndicesNV[1] = 1;
gl_PrimitiveIndicesNV[2] = 2;
- gl_MeshVerticesNV[0].gl_Position = vec4(-0.5, 0.5, 0.5, 1);
- gl_MeshVerticesNV[1].gl_Position = vec4( 0.5, 0.5, 0.5, 1);
- gl_MeshVerticesNV[2].gl_Position = vec4( 0 , -0.5, 0.5, 1);
+ gl_MeshVerticesNV[0].gl_Position = mvp * vec4(-0.5, 0.5, 0.5, 1);
+ gl_MeshVerticesNV[1].gl_Position = mvp * vec4( 0.5, 0.5, 0.5, 1);
+ gl_MeshVerticesNV[2].gl_Position = mvp * vec4( 0 , -0.5, 0.5, 1);
}
}
\ No newline at end of file
diff --git a/projects/mesh_shader/src/main.cpp b/projects/mesh_shader/src/main.cpp
index 6fa6c8f6..8a423345 100644
--- a/projects/mesh_shader/src/main.cpp
+++ b/projects/mesh_shader/src/main.cpp
@@ -152,7 +152,7 @@ int main(int argc, const char** argv) {
cmdStream,
renderPass,
meshShaderPipeline,
- vkcv::PushConstantData(nullptr, 0),
+ pushConstantData,
{ vkcv::MeshShaderDrawcall({}, 1) },
{ swapchainInput });
--
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