marrub
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fxt
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various improvements

master
Marrub 2015-11-12 07:12:27 +00:00
parent 4fc00ab098
commit 30a8a674ca
1 changed files with 24 additions and 6 deletions
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30
main.c
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@ -55,13 +55,35 @@ GLuint R_CreateShader(GLenum type, char const *src)
if(!success)
{
glGetShaderInfoLog(shader, 512, NULL, log);
printf("Shader compile failed: %s\n", log);
fprintf(stderr, "Shader compile failed!\n%s\n", log);
exit(1);
}
return shader;
}
GLuint R_LinkProgram(GLuint vertShader, GLuint fragShader)
{
char log[512];
GLint success;
GLuint program;
program = glCreateProgram();
glAttachShader(program, vertShader);
glAttachShader(program, fragShader);
glLinkProgram(program);
glGetProgramiv(program, GL_LINK_STATUS, &success);
if(!success)
{
glGetProgramInfoLog(program, 512, NULL, log);
fprintf(stderr, "Failed to link shader program!\n%s\n", log);
exit(1);
}
return program;
}
char const *FXT_ReadFile(char const *fname)
{
FILE *fp;
@ -98,11 +120,7 @@ void R_InitGL()
// Init shaders.
re.VertShader = R_CreateShader(GL_VERTEX_SHADER, FXT_ReadFile("main.vp.glsl"));
re.FragShader = R_CreateShader(GL_FRAGMENT_SHADER, FXT_ReadFile("main.fp.glsl"));
re.Program = glCreateProgram();
glAttachShader(re.Program, re.VertShader);
glAttachShader(re.Program, re.FragShader);
glLinkProgram(re.Program);
re.Program = R_LinkProgram(re.VertShader, re.FragShader);
// Init uniform and attribute locations.