Changeset 4a9416a in opengl-game for vulkan-game.hpp

Timestamp:

Apr 26, 2020, 9:50:00 PM (5 years ago)

Author:

Dmitry Portnoy <dmitry.portnoy@…>

Branches:

feature/imgui-sdl, master

Children:

b8d4456

Parents:

52a02e6

git-author:

Dmitry Portnoy <dmitry.portnoy@…> (04/26/20 19:00:18)

git-committer:

Dmitry Portnoy <dmitry.portnoy@…> (04/26/20 21:50:00)

Message:

Create a pipeline and shaders to render explosions

File:

• vulkan-game.hpp (modified) (7 diffs)

vulkan-game.hpp

@@ -57 +57 @@
 };
 
+struct ExplosionVertex {
+   vec3 particleStartVelocity;
+   float particleStartTime;
+   unsigned int objIndex;
+};
+
 struct SSBO_ModelObject {
    alignas(16) mat4 model;
@@ -73 +79 @@
 };
 
+struct SSBO_Explosion {
+   alignas(16) mat4 model;
+   alignas(4) float explosionStartTime;
+   alignas(4) float explosionDuration;
+   alignas(4) unsigned int deleted;
+};
+
 struct UBO_VP_mats {
    alignas(16) mat4 view;
    alignas(16) mat4 proj;
+};
+
+struct UBO_Explosion {
+   alignas(16) mat4 view;
+   alignas(16) mat4 proj;
+   alignas(4) float cur_time;
 };
 
@@ -183 +202 @@
       const float FOV_ANGLE = 67.0f; // means the camera lens goes from -33 deg to 33 def
 
+      const int EXPLOSION_PARTICLE_COUNT = 300;
+      const vec3 LASER_COLOR = vec3(0.2f, 1.0f, 0.2f);
+
       vec3 cam_pos;
 
@@ -287 +309 @@
 
       UBO_VP_mats laser_VP_mats;
+
+      GraphicsPipeline_Vulkan<ExplosionVertex, SSBO_Explosion> explosionPipeline;
+      vector<SceneObject<ExplosionVertex, SSBO_Explosion>> explosionObjects;
+
+      vector<VkBuffer> uniformBuffers_explosionPipeline;
+      vector<VkDeviceMemory> uniformBuffersMemory_explosionPipeline;
+      vector<VkDescriptorBufferInfo> uniformBufferInfoList_explosionPipeline;
+
+      UBO_Explosion explosion_UBO;
 
       vector<BaseEffectOverTime*> effects;
@@ -368 +399 @@
             vec3& start, vec3& end, vec3& intersection);
 
+      void addExplosion(mat4 model_mat, float duration, float cur_time);
+
       void createBufferSet(VkDeviceSize bufferSize, VkBufferUsageFlags flags,
             vector<VkBuffer>& buffers, vector<VkDeviceMemory>& buffersMemory,
@@ -382 +415 @@
             void* pUserData);
 };
+
+// Start of specialized no-op functions
+
+template<>
+inline void VulkanGame::centerObject(SceneObject<ExplosionVertex, SSBO_Explosion>& object) {
+}
+
+// End of specialized no-op functions
 
 // TODO: Right now, it's basically necessary to pass the identity matrix in for ssbo.model
@@ -409 +450 @@
    SceneObject<VertexType, SSBOType>& obj = objects.back();
 
-   if (!is_same_v<VertexType, LaserVertex>) {
+   if (!is_same_v<VertexType, LaserVertex> && !is_same_v<VertexType, ExplosionVertex>) {
       centerObject(obj);
    }