From 6acf1e93a291511cfb20b0e2aeda6e71ceb62a62 Mon Sep 17 00:00:00 2001 From: Michal Krol Date: Tue, 25 Apr 2006 10:11:59 +0000 Subject: Remove carriage returns. --- progs/demos/arbfslight.c | 212 +++++++++++++++++++++++------------------------ 1 file changed, 106 insertions(+), 106 deletions(-) (limited to 'progs/demos') diff --git a/progs/demos/arbfslight.c b/progs/demos/arbfslight.c index 1164f2d6606..30332a3f641 100644 --- a/progs/demos/arbfslight.c +++ b/progs/demos/arbfslight.c @@ -1,30 +1,30 @@ /* * Use GL_ARB_fragment_shader and GL_ARB_vertex_shader to implement - * simple per-pixel lighting. - * - * Michal Krol + * simple per-pixel lighting. + * + * Michal Krol * 20 February 2006 - * + * * Based on the original demo by: * Brian Paul * 17 April 2003 - */ - -#ifdef WIN32 -#include + */ + +#ifdef WIN32 +#include #endif #include -#include +#include #include -#include -#include - -#ifdef WIN32 -#define GETPROCADDRESS wglGetProcAddress -#else -#define GETPROCADDRESS glutGetProcAddress -#endif +#include +#include + +#ifdef WIN32 +#define GETPROCADDRESS wglGetProcAddress +#else +#define GETPROCADDRESS glutGetProcAddress +#endif static GLfloat diffuse[4] = { 0.5f, 0.5f, 1.0f, 1.0f }; static GLfloat specular[4] = { 0.8f, 0.8f, 0.8f, 1.0f }; @@ -32,12 +32,12 @@ static GLfloat lightPos[4] = { 0.0f, 10.0f, 20.0f, 1.0f }; static GLfloat delta = 1.0f; static GLhandleARB fragShader; -static GLhandleARB vertShader; -static GLhandleARB program; - -static GLint uLightPos; -static GLint uDiffuse; -static GLint uSpecular; +static GLhandleARB vertShader; +static GLhandleARB program; + +static GLint uLightPos; +static GLint uDiffuse; +static GLint uSpecular; static GLboolean anim = GL_TRUE; static GLboolean wire = GL_FALSE; @@ -46,30 +46,30 @@ static GLboolean pixelLight = GL_TRUE; static GLint t0 = 0; static GLint frames = 0; -static GLfloat xRot = 0.0f, yRot = 0.0f; - -static PFNGLCREATESHADEROBJECTARBPROC glCreateShaderObjectARB = NULL; -static PFNGLSHADERSOURCEARBPROC glShaderSourceARB = NULL; -static PFNGLCOMPILESHADERARBPROC glCompileShaderARB = NULL; -static PFNGLCREATEPROGRAMOBJECTARBPROC glCreateProgramObjectARB = NULL; -static PFNGLATTACHOBJECTARBPROC glAttachObjectARB = NULL; -static PFNGLLINKPROGRAMARBPROC glLinkProgramARB = NULL; -static PFNGLUSEPROGRAMOBJECTARBPROC glUseProgramObjectARB = NULL; -static PFNGLGETUNIFORMLOCATIONARBPROC glGetUniformLocationARB = NULL; +static GLfloat xRot = 0.0f, yRot = 0.0f; + +static PFNGLCREATESHADEROBJECTARBPROC glCreateShaderObjectARB = NULL; +static PFNGLSHADERSOURCEARBPROC glShaderSourceARB = NULL; +static PFNGLCOMPILESHADERARBPROC glCompileShaderARB = NULL; +static PFNGLCREATEPROGRAMOBJECTARBPROC glCreateProgramObjectARB = NULL; +static PFNGLATTACHOBJECTARBPROC glAttachObjectARB = NULL; +static PFNGLLINKPROGRAMARBPROC glLinkProgramARB = NULL; +static PFNGLUSEPROGRAMOBJECTARBPROC glUseProgramObjectARB = NULL; +static PFNGLGETUNIFORMLOCATIONARBPROC glGetUniformLocationARB = NULL; static PFNGLUNIFORM4FVARBPROC glUniform4fvARB = NULL; static void Redisplay (void) { glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - if (pixelLight) - { - glUseProgramObjectARB (program); + if (pixelLight) + { + glUseProgramObjectARB (program); glUniform4fvARB (uLightPos, 1, lightPos); glDisable(GL_LIGHTING); } - else - { + else + { glUseProgramObjectARB (0); glLightfv (GL_LIGHT0, GL_POSITION, lightPos); glEnable(GL_LIGHTING); @@ -78,16 +78,16 @@ static void Redisplay (void) glPushMatrix (); glRotatef (xRot, 1.0f, 0.0f, 0.0f); glRotatef (yRot, 0.0f, 1.0f, 0.0f); - glutSolidSphere (2.0, 10, 5); + glutSolidSphere (2.0, 10, 5); glPopMatrix (); glutSwapBuffers(); frames++; - if (anim) + if (anim) { GLint t = glutGet (GLUT_ELAPSED_TIME); - if (t - t0 >= 5000) + if (t - t0 >= 5000) { GLfloat seconds = (GLfloat) (t - t0) / 1000.0f; GLfloat fps = frames / seconds; @@ -120,9 +120,9 @@ static void Reshape (int width, int height) static void Key (unsigned char key, int x, int y) { (void) x; - (void) y; + (void) y; - switch (key) + switch (key) { case ' ': case 'a': @@ -161,12 +161,12 @@ static void Key (unsigned char key, int x, int y) static void SpecialKey (int key, int x, int y) { - const GLfloat step = 3.0f; + const GLfloat step = 3.0f; (void) x; - (void) y; + (void) y; - switch (key) + switch (key) { case GLUT_KEY_UP: xRot -= step; @@ -186,80 +186,80 @@ static void SpecialKey (int key, int x, int y) static void Init (void) { - static const char *fragShaderText = - "uniform vec4 lightPos;\n" - "uniform vec4 diffuse;\n" + static const char *fragShaderText = + "uniform vec4 lightPos;\n" + "uniform vec4 diffuse;\n" "uniform vec4 specular;\n" - "void main () {\n" - " // Compute dot product of light direction and normal vector\n" - " float dotProd;\n" - " dotProd = clamp (dot (normalize (lightPos).xyz, normalize (gl_TexCoord[0]).xyz), 0.0, 1.0);\n" - " // Compute diffuse and specular contributions\n" - " gl_FragColor = diffuse * dotProd + specular * pow (dotProd, 20.0);\n" + "void main () {\n" + " // Compute dot product of light direction and normal vector\n" + " float dotProd;\n" + " dotProd = clamp (dot (normalize (lightPos).xyz, normalize (gl_TexCoord[0]).xyz), 0.0, 1.0);\n" + " // Compute diffuse and specular contributions\n" + " gl_FragColor = diffuse * dotProd + specular * pow (dotProd, 20.0);\n" "}\n" ; static const char *vertShaderText = - "void main () {\n" - " gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;\n" - " gl_TexCoord[0] = vec4 (gl_NormalMatrix * gl_Normal, 1.0);\n" + "void main () {\n" + " gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;\n" + " gl_TexCoord[0] = vec4 (gl_NormalMatrix * gl_Normal, 1.0);\n" "}\n" ; - - if (!glutExtensionSupported ("GL_ARB_fragment_shader")) + + if (!glutExtensionSupported ("GL_ARB_fragment_shader")) { printf ("Sorry, this demo requires GL_ARB_fragment_shader\n"); exit(1); - } - if (!glutExtensionSupported ("GL_ARB_shader_objects")) - { - printf ("Sorry, this demo requires GL_ARB_shader_objects\n"); - exit(1); - } - if (!glutExtensionSupported ("GL_ARB_shading_language_100")) - { - printf ("Sorry, this demo requires GL_ARB_shading_language_100\n"); - exit(1); - } - if (!glutExtensionSupported ("GL_ARB_vertex_shader")) - { - printf ("Sorry, this demo requires GL_ARB_vertex_shader\n"); - exit(1); + } + if (!glutExtensionSupported ("GL_ARB_shader_objects")) + { + printf ("Sorry, this demo requires GL_ARB_shader_objects\n"); + exit(1); + } + if (!glutExtensionSupported ("GL_ARB_shading_language_100")) + { + printf ("Sorry, this demo requires GL_ARB_shading_language_100\n"); + exit(1); + } + if (!glutExtensionSupported ("GL_ARB_vertex_shader")) + { + printf ("Sorry, this demo requires GL_ARB_vertex_shader\n"); + exit(1); } - glCreateShaderObjectARB = (PFNGLCREATESHADEROBJECTARBPROC) GETPROCADDRESS ("glCreateShaderObjectARB"); - glShaderSourceARB = (PFNGLSHADERSOURCEARBPROC) GETPROCADDRESS ("glShaderSourceARB"); - glCompileShaderARB = (PFNGLCOMPILESHADERARBPROC) GETPROCADDRESS ("glCompileShaderARB"); - glCreateProgramObjectARB = (PFNGLCREATEPROGRAMOBJECTARBPROC) GETPROCADDRESS ("glCreateProgramObjectARB"); - glAttachObjectARB = (PFNGLATTACHOBJECTARBPROC) GETPROCADDRESS ("glAttachObjectARB"); - glLinkProgramARB = (PFNGLLINKPROGRAMARBPROC) GETPROCADDRESS ("glLinkProgramARB"); - glUseProgramObjectARB = (PFNGLUSEPROGRAMOBJECTARBPROC) GETPROCADDRESS ("glUseProgramObjectARB"); - glGetUniformLocationARB = (PFNGLGETUNIFORMLOCATIONARBPROC) GETPROCADDRESS ("glGetUniformLocationARB"); - glUniform4fvARB = (PFNGLUNIFORM4FVARBPROC) GETPROCADDRESS ("glUniform4fvARB"); - - fragShader = glCreateShaderObjectARB (GL_FRAGMENT_SHADER_ARB); - glShaderSourceARB (fragShader, 1, &fragShaderText, NULL); + glCreateShaderObjectARB = (PFNGLCREATESHADEROBJECTARBPROC) GETPROCADDRESS ("glCreateShaderObjectARB"); + glShaderSourceARB = (PFNGLSHADERSOURCEARBPROC) GETPROCADDRESS ("glShaderSourceARB"); + glCompileShaderARB = (PFNGLCOMPILESHADERARBPROC) GETPROCADDRESS ("glCompileShaderARB"); + glCreateProgramObjectARB = (PFNGLCREATEPROGRAMOBJECTARBPROC) GETPROCADDRESS ("glCreateProgramObjectARB"); + glAttachObjectARB = (PFNGLATTACHOBJECTARBPROC) GETPROCADDRESS ("glAttachObjectARB"); + glLinkProgramARB = (PFNGLLINKPROGRAMARBPROC) GETPROCADDRESS ("glLinkProgramARB"); + glUseProgramObjectARB = (PFNGLUSEPROGRAMOBJECTARBPROC) GETPROCADDRESS ("glUseProgramObjectARB"); + glGetUniformLocationARB = (PFNGLGETUNIFORMLOCATIONARBPROC) GETPROCADDRESS ("glGetUniformLocationARB"); + glUniform4fvARB = (PFNGLUNIFORM4FVARBPROC) GETPROCADDRESS ("glUniform4fvARB"); + + fragShader = glCreateShaderObjectARB (GL_FRAGMENT_SHADER_ARB); + glShaderSourceARB (fragShader, 1, &fragShaderText, NULL); glCompileShaderARB (fragShader); - - vertShader = glCreateShaderObjectARB (GL_VERTEX_SHADER_ARB); - glShaderSourceARB (vertShader, 1, &vertShaderText, NULL); - glCompileShaderARB (vertShader); - - program = glCreateProgramObjectARB (); - glAttachObjectARB (program, fragShader); - glAttachObjectARB (program, vertShader); - glLinkProgramARB (program); - glUseProgramObjectARB (program); - - uLightPos = glGetUniformLocationARB (program, "lightPos"); - uDiffuse = glGetUniformLocationARB (program, "diffuse"); - uSpecular = glGetUniformLocationARB (program, "specular"); - - glUniform4fvARB (uDiffuse, 1, diffuse); - glUniform4fvARB (uSpecular, 1, specular); + + vertShader = glCreateShaderObjectARB (GL_VERTEX_SHADER_ARB); + glShaderSourceARB (vertShader, 1, &vertShaderText, NULL); + glCompileShaderARB (vertShader); + + program = glCreateProgramObjectARB (); + glAttachObjectARB (program, fragShader); + glAttachObjectARB (program, vertShader); + glLinkProgramARB (program); + glUseProgramObjectARB (program); + + uLightPos = glGetUniformLocationARB (program, "lightPos"); + uDiffuse = glGetUniformLocationARB (program, "diffuse"); + uSpecular = glGetUniformLocationARB (program, "specular"); + + glUniform4fvARB (uDiffuse, 1, diffuse); + glUniform4fvARB (uSpecular, 1, specular); glClearColor (0.3f, 0.3f, 0.3f, 0.0f); glEnable (GL_DEPTH_TEST); - glEnable (GL_LIGHT0); + glEnable (GL_LIGHT0); glEnable (GL_LIGHTING); glMaterialfv (GL_FRONT_AND_BACK, GL_DIFFUSE, diffuse); glMaterialfv (GL_FRONT_AND_BACK, GL_SPECULAR, specular); @@ -286,4 +286,4 @@ int main (int argc, char *argv[]) glutMainLoop (); return 0; } - + -- cgit v1.2.3