Rainbow trianglegit add .

Dockerfile

@@ -1,23 +0,0 @@
-FROM ubuntu:22.04
-
-# Install dependencies
-RUN apt-get update && apt-get install -y \
-    build-essential \
-    cmake \
-    git \
-    vulkan-tools \
-    libvulkan-dev \
-    vulkan-validationlayers \
-    spirv-tools \
-    libxxf86vm-dev \
-    libxi-dev \
-    libglfw3-dev \
-    libglm-dev \
-    wget \
-    && rm -rf /var/lib/apt/lists/*
-
-# Install glslc
-RUN wget -O /tmp/glslc.deb https://storage.googleapis.com/shaderc/badges/build_link_linux_gcc_release.html && \
-    apt-get update && apt-get install -y /tmp/glslc.deb || true
-
-WORKDIR /workspace

cve_model.cpp

@@ -51,11 +51,16 @@ namespace cve {
     }
 
     std::vector<VkVertexInputAttributeDescription> CveModel::Vertex::getAttributeDescriptions() {
-        std::vector<VkVertexInputAttributeDescription> attributeDescriptions(1);
+        std::vector<VkVertexInputAttributeDescription> attributeDescriptions(2);
         attributeDescriptions[0].binding = 0;
         attributeDescriptions[0].location = 0;
         attributeDescriptions[0].format = VK_FORMAT_R32G32_SFLOAT;
-        attributeDescriptions[0].offset = 0;
+        attributeDescriptions[0].offset = offsetof(Vertex, position);
+
+        attributeDescriptions[1].binding = 0;
+        attributeDescriptions[1].location = 1;
+        attributeDescriptions[1].format = VK_FORMAT_R32G32B32_SFLOAT;
+        attributeDescriptions[1].offset = offsetof(Vertex, color);
 
         return attributeDescriptions;
     }

cve_model.hpp

@@ -14,6 +14,8 @@ namespace cve {
 
       struct Vertex {
         glm::vec2 position;
+        glm::vec3 color;
+
         static std::vector<VkVertexInputBindingDescription> getBindingDescriptions();
         static std::vector<VkVertexInputAttributeDescription> getAttributeDescriptions();
       };

first_app.cpp

@@ -26,9 +26,9 @@ namespace cve {
 
   void FirstApp::loadModels() {
     std::vector<CveModel::Vertex> verticies {
-      {{0.0f, -0.5f}},
+      {{0.0f, -0.5f}, {1.0f, 0.0f, 0.0f}},
-      {{0.5f, 0.5f}},
+      {{0.5f, 0.5f}, {0.0f, 1.0f, 0.0f}},
-      {{-0.5f, 0.5f}}
+      {{-0.5f, 0.5f}, {0.0f, 0.0f, 1.0f}}
     };
 
     cveModel = std::make_unique<CveModel>(cveDevice, verticies);

shaders/simple_shader.frag

@@ -1,7 +1,9 @@
 #version 450
 
-layout (location = 0) out vec4 outColor;
+layout(location = 0) in vec3 fragColor;
+
+layout(location = 0) out vec4 outColor;
 
 void main() {
-  outColor = vec4(1.0, 1.0, 0.0, 1.0);
+  outColor = vec4(fragColor, 1.0);
 }

shaders/simple_shader.vert

@@ -1,7 +1,11 @@
 #version 450
 
 layout(location = 0) in vec2 position;
+layout(location = 1) in vec3 color;
+
+layout(location = 0) out vec3 fragColor;
 
 void main() {
   gl_Position = vec4(position, 0.0, 1.0);
+  fragColor = color;
 }