Initial commitHEADmain

1 files changed, 45 insertions, 0 deletions

diff --git a/SDL-3.2.8/src/render/vulkan/VULKAN_VertexShader.hlsl b/SDL-3.2.8/src/render/vulkan/VULKAN_VertexShader.hlsl
new file mode 100644
index 0000000..373a179
--- /dev/null
+++ b/SDL-3.2.8/src/render/vulkan/VULKAN_VertexShader.hlsl
@@ -0,0 +1,45 @@
+#pragma pack_matrix( row_major )
+
+struct VertexShaderConstants
+{
+    matrix model;
+    matrix projectionAndView;
+};
+[[vk::push_constant]]
+ConstantBuffer<VertexShaderConstants> pushConstants;
+
+struct VertexShaderInput
+{
+    float3 pos : POSITION;
+    float2 tex : TEXCOORD0;
+    float4 color : COLOR0;
+};
+
+struct VertexShaderOutput
+{
+    float4 pos : SV_POSITION;
+    float2 tex : TEXCOORD0;
+    float4 color : COLOR0;
+    [[vk::builtin("PointSize")]] float pointSize : SV_PointSize;
+};
+
+VertexShaderOutput mainColor(VertexShaderInput input)
+{
+    VertexShaderOutput output;
+    float4 pos = float4(input.pos, 1.0f);
+
+    // Transform the vertex position into projected space.
+    pos = mul(pos, pushConstants.model);
+    pos = mul(pos, pushConstants.projectionAndView);
+    output.pos = pos;
+
+    // Pass through texture coordinates and color values without transformation
+    output.tex = input.tex;
+    output.color = input.color;
+
+    // Always output pointSize so that this VS can be used with points
+    output.pointSize = 1.0;
+
+    return output;
+}
+