From 10b0b54e7147edb53aecdbcff58ce9df928ac42a Mon Sep 17 00:00:00 2001
From: Persson-dev <sim16.prib@gmail.com>
Date: Sun, 9 Nov 2025 14:00:55 +0100
Subject: [PATCH] 3d projection

---
 Shaders/Vertex.glsl |  5 ++++-
 src/Main.cpp        | 14 +++++++++++---
 2 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/Shaders/Vertex.glsl b/Shaders/Vertex.glsl
index 56fdf50..165d3f2 100644
--- a/Shaders/Vertex.glsl
+++ b/Shaders/Vertex.glsl
@@ -5,11 +5,14 @@ layout(std430, binding = 3) buffer layoutName
     float data_SSBO[];
 };
 
+layout(location = 0) uniform mat4 viewMatrix;
+layout(location = 1) uniform mat4 projectionMatrix;
+
 vec3 unpack(uint index) {
 	return vec3(data_SSBO[index * 3], data_SSBO[index * 3 + 1], data_SSBO[index * 3 + 2]);
 }
 
 void main()
 {
-	gl_Position = vec4(unpack(gl_InstanceID), 1.0);
+	gl_Position = projectionMatrix * viewMatrix * vec4(unpack(gl_InstanceID), 1.0);
 }
\ No newline at end of file
diff --git a/src/Main.cpp b/src/Main.cpp
index cb91d06..a78fdcf 100644
--- a/src/Main.cpp
+++ b/src/Main.cpp
@@ -10,7 +10,7 @@
 #include <random>
 
 constexpr int WORK_GROUP_SIZE = 64;
-constexpr int PARTICLE_COUNT = WORK_GROUP_SIZE * 10000;
+constexpr int PARTICLE_COUNT = WORK_GROUP_SIZE * 15625;
 
 constexpr int SWAP_INTERVAL = 1;
 
@@ -106,7 +106,7 @@ static void ErrorCallback(int error, const char* description) {
 
 static void ApplyTransforms(const std::vector<glm::mat4>& transformations) {
 	glUseProgram(s_ComputeShader);
-	glUniformMatrix4fv(1, transformations.size(), true, glm::value_ptr(transformations[0]));
+	glUniformMatrix4fv(1, transformations.size(), false, glm::value_ptr(transformations[0]));
 }
 
 static void GenNewFractal() {
@@ -233,6 +233,13 @@ static GLFWwindow* InitWindow() {
 		return nullptr;
 	}
 
+	auto viewMatrix = glm::lookAt(glm::vec3{1, 2, 2}, {0, 0, 0}, {0, 1, 0});
+	auto projectionMatrix = glm::perspective(70.0f, 2.0f, 0.01f, 10.0f);
+
+	glUseProgram(s_GraphicsShader);
+	glUniformMatrix4fv(0, 1, false, glm::value_ptr(viewMatrix));
+	glUniformMatrix4fv(1, 1, false, glm::value_ptr(projectionMatrix));
+
 	return window;
 }
 
@@ -252,7 +259,8 @@ int main() {
 
 	glBindVertexArray(vertexArray);
 
-	ApplyTransforms(SIERPINSKI_TRIANGLE);
+	// ApplyTransforms(SIERPINSKI_TRIANGLE);
+	GenNewFractal();
 
 	while (!glfwWindowShouldClose(window)) {
 		// ScopedTimer timer("Main Loop");