diff options
Diffstat (limited to 'progs/trivial')
-rw-r--r-- | progs/trivial/Makefile | 7 | ||||
-rw-r--r-- | progs/trivial/clear-repeat.c | 111 | ||||
-rw-r--r-- | progs/trivial/tri-fp-const-imm.c | 169 | ||||
-rw-r--r-- | progs/trivial/tri-fp.c | 167 | ||||
-rw-r--r-- | progs/trivial/tri-lit.c | 139 | ||||
-rw-r--r-- | progs/trivial/tri-repeat.c | 118 | ||||
-rw-r--r-- | progs/trivial/tri-unfilled-tri-lit.c | 178 | ||||
-rw-r--r-- | progs/trivial/tri-unfilled-tri.c | 175 |
8 files changed, 1064 insertions, 0 deletions
diff --git a/progs/trivial/Makefile b/progs/trivial/Makefile index 3f26798ca6..40ee5e81c4 100644 --- a/progs/trivial/Makefile +++ b/progs/trivial/Makefile @@ -15,6 +15,7 @@ SOURCES = \ clear-fbo.c \ clear-scissor.c \ clear-undefined.c \ + clear-repeat.c \ clear.c \ dlist-dangling.c \ dlist-edgeflag-dangling.c \ @@ -92,9 +93,13 @@ SOURCES = \ tri-flat-clip.c \ tri-flat.c \ tri-fog.c \ + tri-fp.c \ + tri-fp-const-imm.c \ + tri-lit.c \ tri-mask-tri.c \ tri-orig.c \ tri-query.c \ + tri-repeat.c \ tri-scissor-tri.c \ tri-stencil.c \ tri-tex.c \ @@ -103,6 +108,8 @@ SOURCES = \ tri-unfilled-edgeflag.c \ tri-unfilled-clip.c \ tri-unfilled-smooth.c \ + tri-unfilled-tri.c \ + tri-unfilled-tri-lit.c \ tri-unfilled-userclip-stip.c \ tri-unfilled-userclip.c \ tri-unfilled.c \ diff --git a/progs/trivial/clear-repeat.c b/progs/trivial/clear-repeat.c new file mode 100644 index 0000000000..9f9490c6c8 --- /dev/null +++ b/progs/trivial/clear-repeat.c @@ -0,0 +1,111 @@ +/* + * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that (i) the above copyright notices and this permission notice appear in + * all copies of the software and related documentation, and (ii) the name of + * Silicon Graphics may not be used in any advertising or + * publicity relating to the software without the specific, prior written + * permission of Silicon Graphics. + * + * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF + * ANY KIND, + * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY + * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + * + * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR + * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, + * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF + * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <math.h> +#include <GL/glut.h> + + +#define CI_OFFSET_1 16 +#define CI_OFFSET_2 32 + + +static void Init(void) +{ + fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER)); + fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION)); + fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR)); + + glClearColor(0.3, 0.1, 0.3, 0.0); +} + +static void Reshape(int width, int height) +{ + + glViewport(0, 0, (GLint)width, (GLint)height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); + glMatrixMode(GL_MODELVIEW); +} + +static void Key(unsigned char key, int x, int y) +{ + switch (key) { + case 27: + exit(0); + default: + glutPostRedisplay(); + return; + } +} + +static void Draw(void) +{ + static float f = 0; + while (1) { + f += .1; + glClearColor((sin(f)+1)/2.0,(cos(f)+1)/2.0,0.5,1); + glClear(GL_COLOR_BUFFER_BIT); + glutSwapBuffers(); + } + glutPostRedisplay(); +} + +static GLenum Args(int argc, char **argv) +{ + return GL_TRUE; +} + +int main(int argc, char **argv) +{ + GLenum type; + + glutInit(&argc, argv); + + if (Args(argc, argv) == GL_FALSE) { + exit(1); + } + + glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250); + + type = GLUT_RGB | GLUT_ALPHA; + type |= GLUT_DOUBLE; + glutInitDisplayMode(type); + + if (glutCreateWindow("First Tri") == GL_FALSE) { + exit(1); + } + + Init(); + + glutReshapeFunc(Reshape); + glutKeyboardFunc(Key); + glutDisplayFunc(Draw); + glutMainLoop(); + return 0; +} diff --git a/progs/trivial/tri-fp-const-imm.c b/progs/trivial/tri-fp-const-imm.c new file mode 100644 index 0000000000..71113802ed --- /dev/null +++ b/progs/trivial/tri-fp-const-imm.c @@ -0,0 +1,169 @@ +/* + * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that (i) the above copyright notices and this permission notice appear in + * all copies of the software and related documentation, and (ii) the name of + * Silicon Graphics may not be used in any advertising or + * publicity relating to the software without the specific, prior written + * permission of Silicon Graphics. + * + * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF + * ANY KIND, + * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY + * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + * + * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR + * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, + * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF + * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#define GL_GLEXT_PROTOTYPES +#include <GL/glut.h> + + +#define CI_OFFSET_1 16 +#define CI_OFFSET_2 32 + + +GLenum doubleBuffer; + +static void Init(void) +{ + GLint errno; + GLuint prognum; + static const char *prog1 = + "!!ARBfp1.0\n" + "TEMP R1;\n" + "MOV R1, state.material.emission;\n" + "MUL R1, R1, {0.9}.x;\n" + "MOV result.color, R1;\n" + "END\n"; + + + fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER)); + fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION)); + fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR)); + + /* Setup the fragment program */ + glGenProgramsARB(1, &prognum); + glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, prognum); + glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB, + strlen(prog1), (const GLubyte *)prog1); + + errno = glGetError(); + printf("glGetError = 0x%x\n", errno); + if (errno != GL_NO_ERROR) { + GLint errorpos; + + glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos); + printf("errorpos: %d\n", errorpos); + printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n", + (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB)); + } + glEnable(GL_FRAGMENT_PROGRAM_ARB); + + glClearColor(0.0, 0.0, 1.0, 0.0); +} + +static void Reshape(int width, int height) +{ + + glViewport(0, 0, (GLint)width, (GLint)height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); +/* glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */ + glMatrixMode(GL_MODELVIEW); +} + +static void Key(unsigned char key, int x, int y) +{ + + switch (key) { + case 27: + exit(1); + default: + return; + } + + glutPostRedisplay(); +} + +static void Draw(void) +{ + glClear(GL_COLOR_BUFFER_BIT); + + glBegin(GL_TRIANGLES); + glColor3f(0,0,.7); + glTexCoord3f(0,0,.7); + glVertex3f( 0.9, -0.9, -0.0); + glColor3f(.8,0,0); + glTexCoord3f(.8,0,0); + glVertex3f( 0.9, 0.9, -0.0); + glColor3f(0,.9,0); + glTexCoord3f(0,.9,0); + glVertex3f(-0.9, 0.0, -0.0); + glEnd(); + + glFlush(); + + if (doubleBuffer) { + glutSwapBuffers(); + } +} + +static GLenum Args(int argc, char **argv) +{ + GLint i; + + doubleBuffer = GL_FALSE; + + for (i = 1; i < argc; i++) { + if (strcmp(argv[i], "-sb") == 0) { + doubleBuffer = GL_FALSE; + } else if (strcmp(argv[i], "-db") == 0) { + doubleBuffer = GL_TRUE; + } else { + fprintf(stderr, "%s (Bad option).\n", argv[i]); + return GL_FALSE; + } + } + return GL_TRUE; +} + +int main(int argc, char **argv) +{ + GLenum type; + + glutInit(&argc, argv); + + if (Args(argc, argv) == GL_FALSE) { + exit(1); + } + + glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250); + + type = GLUT_RGB | GLUT_ALPHA; + type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE; + glutInitDisplayMode(type); + + if (glutCreateWindow("First Tri") == GL_FALSE) { + exit(1); + } + + Init(); + + glutReshapeFunc(Reshape); + glutKeyboardFunc(Key); + glutDisplayFunc(Draw); + glutMainLoop(); + return 0; +} diff --git a/progs/trivial/tri-fp.c b/progs/trivial/tri-fp.c new file mode 100644 index 0000000000..9ff355a4ca --- /dev/null +++ b/progs/trivial/tri-fp.c @@ -0,0 +1,167 @@ +/* + * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that (i) the above copyright notices and this permission notice appear in + * all copies of the software and related documentation, and (ii) the name of + * Silicon Graphics may not be used in any advertising or + * publicity relating to the software without the specific, prior written + * permission of Silicon Graphics. + * + * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF + * ANY KIND, + * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY + * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + * + * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR + * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, + * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF + * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#define GL_GLEXT_PROTOTYPES +#include <GL/glut.h> + + +#define CI_OFFSET_1 16 +#define CI_OFFSET_2 32 + + +GLenum doubleBuffer; + +static void Init(void) +{ + GLint errno; + GLuint prognum; + static const char *prog1 = + "!!ARBfp1.0\n" + "MOV result.color, fragment.texcoord[1];\n" +// "MOV result.color, fragment.color;\n" + "END\n"; + + + fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER)); + fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION)); + fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR)); + + /* Setup the fragment program */ + glGenProgramsARB(1, &prognum); + glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, prognum); + glProgramStringARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB, + strlen(prog1), (const GLubyte *)prog1); + + errno = glGetError(); + printf("glGetError = 0x%x\n", errno); + if (errno != GL_NO_ERROR) { + GLint errorpos; + + glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos); + printf("errorpos: %d\n", errorpos); + printf("glError(GL_PROGRAM_ERROR_STRING_ARB) = %s\n", + (char *) glGetString(GL_PROGRAM_ERROR_STRING_ARB)); + } + glEnable(GL_FRAGMENT_PROGRAM_ARB); + + glClearColor(0.0, 0.0, 1.0, 0.0); +} + +static void Reshape(int width, int height) +{ + + glViewport(0, 0, (GLint)width, (GLint)height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); +/* glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */ + glMatrixMode(GL_MODELVIEW); +} + +static void Key(unsigned char key, int x, int y) +{ + + switch (key) { + case 27: + exit(1); + default: + return; + } + + glutPostRedisplay(); +} + +static void Draw(void) +{ + glClear(GL_COLOR_BUFFER_BIT); + + glBegin(GL_TRIANGLES); + glColor3f(0,0,.7); + glTexCoord3f(0,0,.7); + glVertex3f( 0.9, -0.9, -0.0); + glColor3f(.8,0,0); + glTexCoord3f(.8,0,0); + glVertex3f( 0.9, 0.9, -0.0); + glColor3f(0,.9,0); + glTexCoord3f(0,.9,0); + glVertex3f(-0.9, 0.0, -0.0); + glEnd(); + + glFlush(); + + if (doubleBuffer) { + glutSwapBuffers(); + } +} + +static GLenum Args(int argc, char **argv) +{ + GLint i; + + doubleBuffer = GL_FALSE; + + for (i = 1; i < argc; i++) { + if (strcmp(argv[i], "-sb") == 0) { + doubleBuffer = GL_FALSE; + } else if (strcmp(argv[i], "-db") == 0) { + doubleBuffer = GL_TRUE; + } else { + fprintf(stderr, "%s (Bad option).\n", argv[i]); + return GL_FALSE; + } + } + return GL_TRUE; +} + +int main(int argc, char **argv) +{ + GLenum type; + + glutInit(&argc, argv); + + if (Args(argc, argv) == GL_FALSE) { + exit(1); + } + + glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250); + + type = GLUT_RGB | GLUT_ALPHA; + type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE; + glutInitDisplayMode(type); + + if (glutCreateWindow("First Tri") == GL_FALSE) { + exit(1); + } + + Init(); + + glutReshapeFunc(Reshape); + glutKeyboardFunc(Key); + glutDisplayFunc(Draw); + glutMainLoop(); + return 0; +} diff --git a/progs/trivial/tri-lit.c b/progs/trivial/tri-lit.c new file mode 100644 index 0000000000..22f199c982 --- /dev/null +++ b/progs/trivial/tri-lit.c @@ -0,0 +1,139 @@ +/* + * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that (i) the above copyright notices and this permission notice appear in + * all copies of the software and related documentation, and (ii) the name of + * Silicon Graphics may not be used in any advertising or + * publicity relating to the software without the specific, prior written + * permission of Silicon Graphics. + * + * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF + * ANY KIND, + * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY + * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + * + * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR + * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, + * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF + * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <GL/glut.h> + + +#define CI_OFFSET_1 16 +#define CI_OFFSET_2 32 + + +GLenum doubleBuffer; + +static void Init(void) +{ + fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER)); + fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION)); + fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR)); + + glEnable(GL_LIGHTING); + glEnable(GL_LIGHT0); + + glClearColor(0.0, 0.0, 1.0, 0.0); +} + +static void Reshape(int width, int height) +{ + + glViewport(0, 0, (GLint)width, (GLint)height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); +/* glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */ + glMatrixMode(GL_MODELVIEW); +} + +static void Key(unsigned char key, int x, int y) +{ + + switch (key) { + case 27: + exit(1); + default: + return; + } + + glutPostRedisplay(); +} + +static void Draw(void) +{ + glClear(GL_COLOR_BUFFER_BIT); + + glBegin(GL_TRIANGLES); + glNormal3f(0,0,.7); + glVertex3f( 0.9, -0.9, -0.0); + glNormal3f(.8,0,0); + glVertex3f( 0.9, 0.9, -0.0); + glNormal3f(0,.9,0); + glVertex3f(-0.9, 0.0, -0.0); + glEnd(); + + glFlush(); + + if (doubleBuffer) { + glutSwapBuffers(); + } +} + +static GLenum Args(int argc, char **argv) +{ + GLint i; + + doubleBuffer = GL_FALSE; + + for (i = 1; i < argc; i++) { + if (strcmp(argv[i], "-sb") == 0) { + doubleBuffer = GL_FALSE; + } else if (strcmp(argv[i], "-db") == 0) { + doubleBuffer = GL_TRUE; + } else { + fprintf(stderr, "%s (Bad option).\n", argv[i]); + return GL_FALSE; + } + } + return GL_TRUE; +} + +int main(int argc, char **argv) +{ + GLenum type; + + glutInit(&argc, argv); + + if (Args(argc, argv) == GL_FALSE) { + exit(1); + } + + glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250); + + type = GLUT_RGB | GLUT_ALPHA; + type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE; + glutInitDisplayMode(type); + + if (glutCreateWindow("First Tri") == GL_FALSE) { + exit(1); + } + + Init(); + + glutReshapeFunc(Reshape); + glutKeyboardFunc(Key); + glutDisplayFunc(Draw); + glutMainLoop(); + return 0; +} diff --git a/progs/trivial/tri-repeat.c b/progs/trivial/tri-repeat.c new file mode 100644 index 0000000000..e894269e84 --- /dev/null +++ b/progs/trivial/tri-repeat.c @@ -0,0 +1,118 @@ +/* + * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that (i) the above copyright notices and this permission notice appear in + * all copies of the software and related documentation, and (ii) the name of + * Silicon Graphics may not be used in any advertising or + * publicity relating to the software without the specific, prior written + * permission of Silicon Graphics. + * + * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF + * ANY KIND, + * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY + * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + * + * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR + * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, + * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF + * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <math.h> +#include <GL/glut.h> + + +#define CI_OFFSET_1 16 +#define CI_OFFSET_2 32 + + +static void Init(void) +{ + fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER)); + fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION)); + fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR)); + + glClearColor(0.3, 0.1, 0.3, 0.0); +} + +static void Reshape(int width, int height) +{ + + glViewport(0, 0, (GLint)width, (GLint)height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); + glMatrixMode(GL_MODELVIEW); +} + +static void Key(unsigned char key, int x, int y) +{ + switch (key) { + case 27: + exit(0); + default: + glutPostRedisplay(); + return; + } +} + +static void Draw(void) +{ + static float f = 0; + f += .1; + glClear(GL_COLOR_BUFFER_BIT); + + glBegin(GL_TRIANGLES); + glColor3f((sin(f)+1)/2.0,0,0); + glVertex3f(-0.9, -0.9, -30.0); + glColor3f(0,(cos(f)+1)/2.0,0); + glVertex3f( 0.9, -0.9, -30.0); + glColor3f(0,0,.7); + glVertex3f( 0.0, 0.9, -30.0); + glEnd(); + + glutSwapBuffers(); + glutPostRedisplay(); +} + +static GLenum Args(int argc, char **argv) +{ + return GL_TRUE; +} + +int main(int argc, char **argv) +{ + GLenum type; + + glutInit(&argc, argv); + + if (Args(argc, argv) == GL_FALSE) { + exit(1); + } + + glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250); + + type = GLUT_RGB | GLUT_ALPHA; + type |= GLUT_DOUBLE; + glutInitDisplayMode(type); + + if (glutCreateWindow("First Tri") == GL_FALSE) { + exit(1); + } + + Init(); + + glutReshapeFunc(Reshape); + glutKeyboardFunc(Key); + glutDisplayFunc(Draw); + glutMainLoop(); + return 0; +} diff --git a/progs/trivial/tri-unfilled-tri-lit.c b/progs/trivial/tri-unfilled-tri-lit.c new file mode 100644 index 0000000000..f9e1d00988 --- /dev/null +++ b/progs/trivial/tri-unfilled-tri-lit.c @@ -0,0 +1,178 @@ +/* + * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that (i) the above copyright notices and this permission notice appear in + * all copies of the software and related documentation, and (ii) the name of + * Silicon Graphics may not be used in any advertising or + * publicity relating to the software without the specific, prior written + * permission of Silicon Graphics. + * + * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF + * ANY KIND, + * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY + * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + * + * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR + * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, + * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF + * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <GL/glut.h> + + +#define CI_OFFSET_1 16 +#define CI_OFFSET_2 32 + + +GLenum doubleBuffer; + +static void Init(void) +{ + fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER)); + fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION)); + fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR)); + + glEnable(GL_LIGHTING); + glEnable(GL_LIGHT0); + + glClearColor(0.0, 0.0, 1.0, 0.0); +} + +static void Reshape(int width, int height) +{ + + glViewport(0, 0, (GLint)width, (GLint)height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); +/* glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */ + glMatrixMode(GL_MODELVIEW); +} + +static void Key(unsigned char key, int x, int y) +{ + + switch (key) { + case 27: + exit(1); + default: + return; + } + + glutPostRedisplay(); +} + +static void Draw(void) +{ + glClear(GL_COLOR_BUFFER_BIT); + + glPolygonMode(GL_FRONT, GL_LINE); + glPolygonMode(GL_BACK, GL_LINE); + + glBegin(GL_TRIANGLES); + glNormal3f(0,0,.7); + glVertex3f( 0.9, -0.9, -0.0); + glNormal3f(.8,0,0); + glVertex3f( 0.9, 0.9, -0.0); + glNormal3f(0,.9,0); + glVertex3f(-0.9, 0.0, -0.0); + glEnd(); + + glPolygonMode(GL_FRONT, GL_FILL); + glPolygonMode(GL_BACK, GL_FILL); + + glBegin(GL_TRIANGLES); + glNormal3f(0,0,.7); + glVertex3f( 0.8, -0.8, -0.0); + glNormal3f(.8,0,0); + glVertex3f( 0.8, 0.8, -0.0); + glNormal3f(0,.9,0); + glVertex3f(-0.8, 0.0, -0.0); + glEnd(); + + glPolygonMode(GL_FRONT, GL_LINE); + glPolygonMode(GL_BACK, GL_LINE); + + glBegin(GL_TRIANGLES); + glNormal3f(.8,0,0); + glVertex3f( -0.9, 0.9, -0.0); + glNormal3f(0,0,.7); + glVertex3f( -0.9, -0.9, -0.0); + glNormal3f(0,.9,0); + glVertex3f( 0.9, 0.0, -0.0); + glEnd(); + + glPolygonMode(GL_FRONT, GL_FILL); + glPolygonMode(GL_BACK, GL_FILL); + + glBegin(GL_TRIANGLES); + glNormal3f(.8,0,0); + glVertex3f( -0.8, 0.8, -0.0); + glNormal3f(0,0,.7); + glVertex3f( -0.8, -0.8, -0.0); + glNormal3f(0,.9,0); + glVertex3f( 0.8, 0.0, -0.0); + glEnd(); + + glFlush(); + + if (doubleBuffer) { + glutSwapBuffers(); + } +} + +static GLenum Args(int argc, char **argv) +{ + GLint i; + + doubleBuffer = GL_FALSE; + + for (i = 1; i < argc; i++) { + if (strcmp(argv[i], "-sb") == 0) { + doubleBuffer = GL_FALSE; + } else if (strcmp(argv[i], "-db") == 0) { + doubleBuffer = GL_TRUE; + } else { + fprintf(stderr, "%s (Bad option).\n", argv[i]); + return GL_FALSE; + } + } + return GL_TRUE; +} + +int main(int argc, char **argv) +{ + GLenum type; + + glutInit(&argc, argv); + + if (Args(argc, argv) == GL_FALSE) { + exit(1); + } + + glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250); + + type = GLUT_RGB | GLUT_ALPHA; + type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE; + glutInitDisplayMode(type); + + if (glutCreateWindow("First Tri") == GL_FALSE) { + exit(1); + } + + Init(); + + glutReshapeFunc(Reshape); + glutKeyboardFunc(Key); + glutDisplayFunc(Draw); + glutMainLoop(); + return 0; +} diff --git a/progs/trivial/tri-unfilled-tri.c b/progs/trivial/tri-unfilled-tri.c new file mode 100644 index 0000000000..d9a9faeb9f --- /dev/null +++ b/progs/trivial/tri-unfilled-tri.c @@ -0,0 +1,175 @@ +/* + * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that (i) the above copyright notices and this permission notice appear in + * all copies of the software and related documentation, and (ii) the name of + * Silicon Graphics may not be used in any advertising or + * publicity relating to the software without the specific, prior written + * permission of Silicon Graphics. + * + * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF + * ANY KIND, + * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY + * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + * + * IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR + * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, + * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF + * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <GL/glut.h> + + +#define CI_OFFSET_1 16 +#define CI_OFFSET_2 32 + + +GLenum doubleBuffer; + +static void Init(void) +{ + fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER)); + fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION)); + fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR)); + + glClearColor(0.0, 0.0, 1.0, 0.0); +} + +static void Reshape(int width, int height) +{ + + glViewport(0, 0, (GLint)width, (GLint)height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); +/* glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */ + glMatrixMode(GL_MODELVIEW); +} + +static void Key(unsigned char key, int x, int y) +{ + + switch (key) { + case 27: + exit(1); + default: + return; + } + + glutPostRedisplay(); +} + +static void Draw(void) +{ + glClear(GL_COLOR_BUFFER_BIT); + + glPolygonMode(GL_FRONT, GL_LINE); + glPolygonMode(GL_BACK, GL_LINE); + + glBegin(GL_TRIANGLES); + glColor3f(0,0,.7); + glVertex3f( 0.9, -0.9, -0.0); + glColor3f(.8,0,0); + glVertex3f( 0.9, 0.9, -0.0); + glColor3f(0,.9,0); + glVertex3f(-0.9, 0.0, -0.0); + glEnd(); + + glPolygonMode(GL_FRONT, GL_FILL); + glPolygonMode(GL_BACK, GL_FILL); + + glBegin(GL_TRIANGLES); + glColor3f(0,0,.7); + glVertex3f( 0.8, -0.8, -0.0); + glColor3f(.8,0,0); + glVertex3f( 0.8, 0.8, -0.0); + glColor3f(0,.9,0); + glVertex3f(-0.8, 0.0, -0.0); + glEnd(); + + glPolygonMode(GL_FRONT, GL_LINE); + glPolygonMode(GL_BACK, GL_LINE); + + glBegin(GL_TRIANGLES); + glColor3f(.8,0,0); + glVertex3f( -0.9, 0.9, -0.0); + glColor3f(0,0,.7); + glVertex3f( -0.9, -0.9, -0.0); + glColor3f(0,.9,0); + glVertex3f( 0.9, 0.0, -0.0); + glEnd(); + + glPolygonMode(GL_FRONT, GL_FILL); + glPolygonMode(GL_BACK, GL_FILL); + + glBegin(GL_TRIANGLES); + glColor3f(.8,0,0); + glVertex3f( -0.8, 0.8, -0.0); + glColor3f(0,0,.7); + glVertex3f( -0.8, -0.8, -0.0); + glColor3f(0,.9,0); + glVertex3f( 0.8, 0.0, -0.0); + glEnd(); + + glFlush(); + + if (doubleBuffer) { + glutSwapBuffers(); + } +} + +static GLenum Args(int argc, char **argv) +{ + GLint i; + + doubleBuffer = GL_FALSE; + + for (i = 1; i < argc; i++) { + if (strcmp(argv[i], "-sb") == 0) { + doubleBuffer = GL_FALSE; + } else if (strcmp(argv[i], "-db") == 0) { + doubleBuffer = GL_TRUE; + } else { + fprintf(stderr, "%s (Bad option).\n", argv[i]); + return GL_FALSE; + } + } + return GL_TRUE; +} + +int main(int argc, char **argv) +{ + GLenum type; + + glutInit(&argc, argv); + + if (Args(argc, argv) == GL_FALSE) { + exit(1); + } + + glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250); + + type = GLUT_RGB | GLUT_ALPHA; + type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE; + glutInitDisplayMode(type); + + if (glutCreateWindow("First Tri") == GL_FALSE) { + exit(1); + } + + Init(); + + glutReshapeFunc(Reshape); + glutKeyboardFunc(Key); + glutDisplayFunc(Draw); + glutMainLoop(); + return 0; +} |