diff options
Diffstat (limited to 'progs/glsl/bump.c')
-rw-r--r-- | progs/glsl/bump.c | 42 |
1 files changed, 20 insertions, 22 deletions
diff --git a/progs/glsl/bump.c b/progs/glsl/bump.c index b93ab44b5b..87669aec73 100644 --- a/progs/glsl/bump.c +++ b/progs/glsl/bump.c @@ -9,10 +9,8 @@ #include <stdio.h> #include <stdlib.h> #include <math.h> +#include <GL/glew.h> #include <GL/glut.h> -#include <GL/glu.h> -#include <GL/glext.h> -#include "extfuncs.h" #include "shaderutil.h" @@ -26,11 +24,11 @@ static GLuint program; static struct uniform_info Uniforms[] = { - { "LightPosition", 3, GL_FLOAT, { 0.57737, 0.57735, 0.57735, 0.0 }, -1 }, - { "SurfaceColor", 3, GL_FLOAT, { 0.8, 0.8, 0.2, 0 }, -1 }, - { "BumpDensity", 1, GL_FLOAT, { 10.0, 0, 0, 0 }, -1 }, - { "BumpSize", 1, GL_FLOAT, { 0.125, 0, 0, 0 }, -1 }, - { "SpecularFactor", 1, GL_FLOAT, { 0.5, 0, 0, 0 }, -1 }, + { "LightPosition", 1, GL_FLOAT_VEC3, { 0.57737, 0.57735, 0.57735, 0.0 }, -1 }, + { "SurfaceColor", 1, GL_FLOAT_VEC3, { 0.8, 0.8, 0.2, 0 }, -1 }, + { "BumpDensity", 1, GL_FLOAT, { 10.0, 0, 0, 0 }, -1 }, + { "BumpSize", 1, GL_FLOAT, { 0.125, 0, 0, 0 }, -1 }, + { "SpecularFactor", 1, GL_FLOAT, { 0.5, 0, 0, 0 }, -1 }, END_OF_UNIFORMS }; @@ -60,7 +58,7 @@ static void Square(GLfloat size) { glNormal3f(0, 0, 1); - glVertexAttrib3f_func(tangentAttrib, 1, 0, 0); + glVertexAttrib3f(tangentAttrib, 1, 0, 0); glBegin(GL_POLYGON); glTexCoord2f(0, 0); glVertex2f(-size, -size); glTexCoord2f(1, 0); glVertex2f( size, -size); @@ -150,10 +148,11 @@ Redisplay(void) static void Reshape(int width, int height) { + float ar = (float) width / (float) height; glViewport(0, 0, width, height); glMatrixMode(GL_PROJECTION); glLoadIdentity(); - glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 25.0); + glFrustum(-ar, ar, -1.0, 1.0, 5.0, 25.0); glMatrixMode(GL_MODELVIEW); glLoadIdentity(); glTranslatef(0.0f, 0.0f, -15.0f); @@ -163,9 +162,9 @@ Reshape(int width, int height) static void CleanUp(void) { - glDeleteShader_func(fragShader); - glDeleteShader_func(vertShader); - glDeleteProgram_func(program); + glDeleteShader(fragShader); + glDeleteShader(vertShader); + glDeleteProgram(program); glutDestroyWindow(win); } @@ -229,27 +228,26 @@ Init(void) if (!ShadersSupported()) exit(1); - GetExtensionFuncs(); - vertShader = CompileShaderFile(GL_VERTEX_SHADER, VertProgFile); fragShader = CompileShaderFile(GL_FRAGMENT_SHADER, FragProgFile); program = LinkShaders(vertShader, fragShader); - glUseProgram_func(program); + glUseProgram(program); - assert(glIsProgram_func(program)); - assert(glIsShader_func(fragShader)); - assert(glIsShader_func(vertShader)); + assert(glIsProgram(program)); + assert(glIsShader(fragShader)); + assert(glIsShader(vertShader)); assert(glGetError() == 0); CheckError(__LINE__); - InitUniforms(program, Uniforms); + SetUniformValues(program, Uniforms); + PrintUniforms(Uniforms); CheckError(__LINE__); - tangentAttrib = glGetAttribLocation_func(program, "Tangent"); + tangentAttrib = glGetAttribLocation(program, "Tangent"); printf("Tangent Attrib: %d\n", tangentAttrib); assert(tangentAttrib >= 0); @@ -283,10 +281,10 @@ int main(int argc, char *argv[]) { glutInit(&argc, argv); - glutInitWindowPosition( 0, 0); glutInitWindowSize(400, 400); glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH); win = glutCreateWindow(argv[0]); + glewInit(); glutReshapeFunc(Reshape); glutKeyboardFunc(Key); glutSpecialFunc(SpecialKey); |