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Diffstat (limited to 'progs/glsl/mandelbrot.c')
-rw-r--r--progs/glsl/mandelbrot.c45
1 files changed, 21 insertions, 24 deletions
diff --git a/progs/glsl/mandelbrot.c b/progs/glsl/mandelbrot.c
index 24e1992665..b05ef37fae 100644
--- a/progs/glsl/mandelbrot.c
+++ b/progs/glsl/mandelbrot.c
@@ -9,10 +9,8 @@
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
-#include <GL/gl.h>
+#include <GL/glew.h>
#include <GL/glut.h>
-#include <GL/glext.h>
-#include "extfuncs.h"
#include "shaderutil.h"
@@ -27,7 +25,7 @@ static GLuint program;
static struct uniform_info Uniforms[] = {
/* vert */
- { "LightPosition", 3, GL_FLOAT, { 0.1, 0.1, 9.0, 0}, -1 },
+ { "LightPosition", 1, GL_FLOAT_VEC3, { 0.1, 0.1, 9.0, 0}, -1 },
{ "SpecularContribution", 1, GL_FLOAT, { 0.5, 0, 0, 0 }, -1 },
{ "DiffuseContribution", 1, GL_FLOAT, { 0.5, 0, 0, 0 }, -1 },
{ "Shininess", 1, GL_FLOAT, { 20.0, 0, 0, 0 }, -1 },
@@ -36,9 +34,9 @@ static struct uniform_info Uniforms[] = {
{ "Zoom", 1, GL_FLOAT, { 0.125, 0, 0, 0 }, -1 },
{ "Xcenter", 1, GL_FLOAT, { -1.5, 0, 0, 0 }, -1 },
{ "Ycenter", 1, GL_FLOAT, { .005, 0, 0, 0 }, -1 },
- { "InnerColor", 3, GL_FLOAT, { 1, 0, 0, 0 }, -1 },
- { "OuterColor1", 3, GL_FLOAT, { 0, 1, 0, 0 }, -1 },
- { "OuterColor2", 3, GL_FLOAT, { 0, 0, 1, 0 }, -1 },
+ { "InnerColor", 1, GL_FLOAT_VEC3, { 1, 0, 0, 0 }, -1 },
+ { "OuterColor1", 1, GL_FLOAT_VEC3, { 0, 1, 0, 0 }, -1 },
+ { "OuterColor2", 1, GL_FLOAT_VEC3, { 0, 0, 1, 0 }, -1 },
END_OF_UNIFORMS
};
@@ -56,9 +54,9 @@ Redisplay(void)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
/* set interactive uniform parameters */
- glUniform1fv_func(uZoom, 1, &zoom);
- glUniform1fv_func(uXcenter, 1, &xCenter);
- glUniform1fv_func(uYcenter, 1, &yCenter);
+ glUniform1fv(uZoom, 1, &zoom);
+ glUniform1fv(uXcenter, 1, &xCenter);
+ glUniform1fv(uYcenter, 1, &yCenter);
glPushMatrix();
glRotatef(xRot, 1.0f, 0.0f, 0.0f);
@@ -94,9 +92,9 @@ 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);
}
@@ -155,19 +153,18 @@ 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);
- InitUniforms(program, Uniforms);
+ SetUniformValues(program, Uniforms);
+ PrintUniforms(Uniforms);
- uZoom = glGetUniformLocation_func(program, "Zoom");
- uXcenter = glGetUniformLocation_func(program, "Xcenter");
- uYcenter = glGetUniformLocation_func(program, "Ycenter");
+ uZoom = glGetUniformLocation(program, "Zoom");
+ uXcenter = glGetUniformLocation(program, "Xcenter");
+ uYcenter = glGetUniformLocation(program, "Ycenter");
assert(glGetError() == 0);
@@ -175,9 +172,9 @@ Init(void)
printf("GL_RENDERER = %s\n",(const char *) glGetString(GL_RENDERER));
- assert(glIsProgram_func(program));
- assert(glIsShader_func(fragShader));
- assert(glIsShader_func(vertShader));
+ assert(glIsProgram(program));
+ assert(glIsShader(fragShader));
+ assert(glIsShader(vertShader));
glColor3f(1, 0, 0);
}
@@ -202,10 +199,10 @@ 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);