Fixed fragment lights for Nvidia cards with 2048 max uniforms

Escape-the-Dawn/Renderer.cpp

@@ -9,7 +9,7 @@ Renderer::Renderer()
 	m_SunPosition = glm::vec3(0, 10, 10);
 	m_SunTarget = glm::vec3(0, 0, 0);
 	m_SunProjection = glm::ortho<float>(-20, 20, -20, 20, -10, 20);
-	Lights = 512;
+	Lights = 0;
 }
 
 void Renderer::Initialize()
@@ -187,6 +187,7 @@ void Renderer::DrawScene()
 
 	m_ShaderProgram.Bind();
 	glUniformMatrix4fv(glGetUniformLocation(m_ShaderProgram.GetHandle(), "DepthMVP"), 1, GL_FALSE, glm::value_ptr(depthBiasMVP));
+	glUniform1i(glGetUniformLocation(m_ShaderProgram.GetHandle(), "numberOfLights"), Lights);
 	glUniform3fv(glGetUniformLocation(m_ShaderProgram.GetHandle(), "position"), Lights, Light_position.data());
 	glUniform3fv(glGetUniformLocation(m_ShaderProgram.GetHandle(), "specular"), Lights, Light_specular.data());
 	glUniform3fv(glGetUniformLocation(m_ShaderProgram.GetHandle(), "diffuse"), Lights, Light_diffuse.data());

Escape-the-Dawn/Renderer.h

@@ -29,7 +29,6 @@ public:
 	glm::mat4 projectionMatrix;
 
 	int HEIGHT, WIDTH;
-	float Lights;
 
 	struct ModelData
 	{
@@ -40,6 +39,7 @@ public:
 	};
 
 	std::vector<ModelData*> ModelsToRender;
+	int Lights;
 	std::vector<float> Light_position;
 	std::vector<float> Light_specular;
 	std::vector<float> Light_diffuse;

Escape-the-Dawn/Shaders/Fragment.glsl

@@ -6,15 +6,15 @@ uniform mat4 view;
 layout(binding=0) uniform sampler2D texture0;
 layout(binding=1) uniform sampler2D shadowMap;
 
-const int numberOfLights = 128;
-
-uniform vec3 position[numberOfLights];
-uniform vec3 specular[numberOfLights];
-uniform vec3 diffuse[numberOfLights];
-uniform float constantAttenuation[numberOfLights];
-uniform float linearAttenuation[numberOfLights];
-uniform float quadraticAttenuation[numberOfLights];
-uniform float spotExponent[numberOfLights];
+const int maxNumberOfLights = 82;
+uniform int numberOfLights;
+uniform vec3 position[maxNumberOfLights];
+uniform vec3 specular[maxNumberOfLights];
+uniform vec3 diffuse[maxNumberOfLights];
+uniform float constantAttenuation[maxNumberOfLights];
+uniform float linearAttenuation[maxNumberOfLights];
+uniform float quadraticAttenuation[maxNumberOfLights];
+uniform float spotExponent[maxNumberOfLights];
 
 in VertexData {
 	vec3 Position;