From 9765c6303b763a60a2d917fc3c334b30e0fbbcfa Mon Sep 17 00:00:00 2001
From: drumsetmonkey <abelleisle@roadrunner.com>
Date: Tue, 12 Jan 2016 21:28:22 -0500
Subject: Fixed nvidia GLSL bug

---
 main.cpp  | 54 ++++++++++++++++++++++++++----------------------------
 test.frag | 12 +++++++-----
 2 files changed, 33 insertions(+), 33 deletions(-)

diff --git a/main.cpp b/main.cpp
index 79c7250..c363875 100644
--- a/main.cpp
+++ b/main.cpp
@@ -341,43 +341,41 @@ int main(/*int argc, char *argv[]*/){
 	 *	Initializes our shaders so that the game has shadows.
 	*/
 	
-	#ifdef SHADERS
-		std::cout << "Initializing shaders!" << std::endl;
+	std::cout << "Initializing shaders!" << std::endl;
 
-	 	fragShader = glCreateShader(GL_FRAGMENT_SHADER);
+ 	fragShader = glCreateShader(GL_FRAGMENT_SHADER);
 
-		std::string shaderFileContents = readFile("test.frag");
-		const GLchar *shaderSource = shaderFileContents.c_str();
+	std::string shaderFileContents = readFile("test.frag");
+	const GLchar *shaderSource = shaderFileContents.c_str();
 
-		GLint bufferln = GL_FALSE;
-		int logLength;	
+	GLint bufferln = GL_FALSE;
+	int logLength;	
 
 
-		glShaderSource(fragShader, 1, &shaderSource, NULL);
-		glCompileShader(fragShader);
+	glShaderSource(fragShader, 1, &shaderSource, NULL);
+	glCompileShader(fragShader);
 
-		glGetShaderiv(fragShader, GL_COMPILE_STATUS, &bufferln);
-		glGetShaderiv(fragShader, GL_INFO_LOG_LENGTH, &logLength);
-		std::vector<char>fragShaderError((logLength > 1) ? logLength : 1);
-		glGetShaderInfoLog(fragShader, logLength, NULL, &fragShaderError[0]);
-		std::cout << &fragShaderError[0] << std::endl;
-		
-		if(bufferln == GL_FALSE){
-			std::cout << "Error compiling shader" << std::endl;
-		}
+	glGetShaderiv(fragShader, GL_COMPILE_STATUS, &bufferln);
+	glGetShaderiv(fragShader, GL_INFO_LOG_LENGTH, &logLength);
+	std::vector<char>fragShaderError((logLength > 1) ? logLength : 1);
+	glGetShaderInfoLog(fragShader, logLength, NULL, &fragShaderError[0]);
+	std::cout << &fragShaderError[0] << std::endl;
+	
+	if(bufferln == GL_FALSE){
+		std::cout << "Error compiling shader" << std::endl;
+	}
 
-		shaderProgram = glCreateProgram();		
-		glAttachShader(shaderProgram, fragShader);
-		glLinkProgram(shaderProgram);
-		glValidateProgram(shaderProgram);
+	shaderProgram = glCreateProgram();		
+	glAttachShader(shaderProgram, fragShader);
+	glLinkProgram(shaderProgram);
+	glValidateProgram(shaderProgram);
 
-		glGetProgramiv(shaderProgram, GL_LINK_STATUS, &bufferln);
-	    glGetProgramiv(shaderProgram, GL_INFO_LOG_LENGTH, &logLength);
-	    std::vector<char> programError( (logLength > 1) ? logLength : 1 );
-	    glGetProgramInfoLog(shaderProgram, logLength, NULL, &programError[0]);
-	    std::cout << &programError[0] << std::endl;
+	glGetProgramiv(shaderProgram, GL_LINK_STATUS, &bufferln);
+    glGetProgramiv(shaderProgram, GL_INFO_LOG_LENGTH, &logLength);
+    std::vector<char> programError( (logLength > 1) ? logLength : 1 );
+    glGetProgramInfoLog(shaderProgram, logLength, NULL, &programError[0]);
+    std::cout << &programError[0] << std::endl;
 			
-	#endif //SHADERS
 	
 	//glEnable(GL_DEPTH_TEST); //THIS DOESN'T WORK ON LINUX
 	glEnable(GL_MULTISAMPLE);
diff --git a/test.frag b/test.frag
index 5c9054e..07b4a8a 100644
--- a/test.frag
+++ b/test.frag
@@ -2,7 +2,7 @@
 uniform sampler2D sampler;
 
 uniform int numLight;
-uniform vec2 lightLocation[1024];
+uniform vec2 lightLocation[64];
 uniform vec3 lightColor;
 uniform float amb;
 
@@ -10,20 +10,22 @@ float b = .0005;
 float minLight = .05;
 float radius = sqrt(1.0 / (b * minLight));
 
+//float radius = b*minlight;
+
 void main(){
-	vec4 color = vec4(0.0f,0.0f,0.0f,0.0f);
+	vec4 color = vec4(0.0,0.0,0.0,0.0);
 	for(int i = 0; i < numLight; i++){
 		vec2 loc = lightLocation[i];
 		float dist = length(loc - gl_FragCoord.xy);
 		//float attenuation=1.0/(1.0+0.01*dist+0.00000000001*dist*dist);
 		float attenuation = clamp(1.0 - dist*dist/(radius*radius), 0.0, 1.0); attenuation *= attenuation;
 
-		color += vec4(attenuation, attenuation, attenuation, 1.0f) * vec4(lightColor, 1.0f);
+		color += vec4(attenuation, attenuation, attenuation, 1.0) * vec4(lightColor, 1.0);
 	}
 	vec2 coords = gl_TexCoord[0].st;
 	vec4 tex = texture2D(sampler, coords);
 
-	color += vec4(amb,amb,amb,1.0f+amb);
+	color += vec4(amb,amb,amb,1.0+amb);
 	gl_FragColor = tex * vec4(color)*tex.a;
 }
 
@@ -34,4 +36,4 @@ void main(){
 	.00008		500
 	.00002		1000
 	.00005		2000
-*/
+*/
\ No newline at end of file
-- 
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