From 37b6643df2df7d784a31ca73f7bb90dc109c2401 Mon Sep 17 00:00:00 2001
From: Hans-Christoph Steiner <eighthave@users.sourceforge.net>
Date: Thu, 15 Dec 2005 07:26:47 +0000
Subject: removing PDP source (except debian files) before import of PDP 0.12.4

svn path=/trunk/externals/pdp/; revision=4217
---
 opengl/system/pdp_3Dcontext_common.c | 267 -----------------------------------
 1 file changed, 267 deletions(-)
 delete mode 100644 opengl/system/pdp_3Dcontext_common.c

(limited to 'opengl/system/pdp_3Dcontext_common.c')

diff --git a/opengl/system/pdp_3Dcontext_common.c b/opengl/system/pdp_3Dcontext_common.c
deleted file mode 100644
index 185e2be..0000000
--- a/opengl/system/pdp_3Dcontext_common.c
+++ /dev/null
@@ -1,267 +0,0 @@
-
-/*
- *   OpenGL Extension Module for pdp - pbuffer packet implementation
- *   Copyright (c) by Tom Schouten <pdp@zzz.kotnet.org>
- *
- *   This program is free software; you can redistribute it and/or modify
- *   it under the terms of the GNU General Public License as published by
- *   the Free Software Foundation; either version 2 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU General Public License for more details.
- *
- *   You should have received a copy of the GNU General Public License
- *   along with this program; if not, write to the Free Software
- *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-/*
-  this code uses glx. i don't know if it is worth to take into
-  account portabiliy. since it will take a while until pdp runs
-  on anything else than linux. but in any case, providing a windows/osx
-  implementation here should not be too difficult..
-*/
-
-#include "pdp_3Dcontext.h"
-#include <GL/gl.h>
-//#include <GL/glx.h>
-#include <GL/glu.h>
-//#include <GL/glut.h>
-
-#define D if (0)
-
-/* constructor */
-
-/* pbuf operators */
-
-u32 pdp_packet_3Dcontext_width(int packet)
-{
-    t_3Dcontext *c = pdp_packet_3Dcontext_info(packet);
-    if (c) return c->width;
-    else return 0;
-}
-
-u32 pdp_packet_3Dcontext_height(int packet)
-{
-    t_3Dcontext *c = pdp_packet_3Dcontext_info(packet);
-    if (c) return c->height;
-    else return 0;
-}
-
-u32 pdp_packet_3Dcontext_subwidth(int packet)
-{
-    t_3Dcontext *c = pdp_packet_3Dcontext_info(packet);
-    if (c) return c->sub_width;
-    else return 0;
-}
-
-
-u32 pdp_packet_3Dcontext_subheight(int packet)
-{
-    t_3Dcontext *c = pdp_packet_3Dcontext_info(packet);
-    if (c) return c->sub_height;
-    else return 0;
-}
-
-
-void  pdp_packet_3Dcontext_set_subwidth(int packet, u32 w)
-{
-    t_3Dcontext *c = pdp_packet_3Dcontext_info(packet);
-    if (c) c->sub_width = w;
-}
-
-
-void pdp_packet_3Dcontext_set_subheight(int packet, u32 h)
-{
-    t_3Dcontext *c = pdp_packet_3Dcontext_info(packet);
-    if (c)  c->sub_height = h;
-}
-
-
-float pdp_packet_3Dcontext_subaspect(int packet)
-{
-    t_3Dcontext *c = pdp_packet_3Dcontext_info(packet);
-    if (c) return (float)c->sub_width/c->sub_height;
-    else return 0;
-}
-
-int pdp_packet_3Dcontext_isvalid(int packet)
-{
-    t_pdp *header = pdp_packet_header(packet);
-    t_3Dcontext *c = pdp_packet_3Dcontext_info(packet);
-
-    if (!header) return 0;
-    if (!c) return 0;
-    if (PDP_3DCONTEXT != header->type) return 0;
-    return 1;
-}
-
-t_3Dcontext *pdp_packet_3Dcontext_info(int packet)
-{
-    t_pdp *header = pdp_packet_header(packet);
-    if (!header) return 0;
-    if (PDP_3DCONTEXT != header->type) return 0;
-    return (t_3Dcontext *)&header->info.raw;
-}
-
-
-
-void pdp_llconv_flip_top_bottom(char *data, int width, int height, int pixelsize);
-
-int pdp_packet_3Dcontext_snap_to_bitmap(int packet, int w, int h)
-{
-    int x, y, new_p, i;
-    char *data = 0;
-    // char r;
-    // int extra = 5;
-
-    if (!pdp_packet_3Dcontext_isvalid(packet)) goto error;
-
-    x = pdp_packet_3Dcontext_subwidth(packet);
-    y = pdp_packet_3Dcontext_subheight(packet);
-
-    x = (x - w) >> 1;
-    y = (y - h) >> 1;
-    x = (x < 0 ) ? 0 : x;
-    y = (y < 0 ) ? 0 : y;
-
-    new_p = pdp_packet_new_bitmap_rgb(w, h);
-    data = (char *)pdp_packet_data(new_p);
-    if (-1 == new_p || !data) goto error;
-    pdp_packet_3Dcontext_set_rendering_context(packet);
-
-    // D post("BEGIN READPIXELS %d %d %d %d %x", w, h, x, y, data);
-    
-    //for (i=0; i<w*h; i++){
-    //	data[3*i] = 255;
-    //	data[3*i+1] = 255;
-    //	data[3*i+2] = 0;
-    //}
-    // r = random();
-    // data[w*h*3] = r;
-
-    /* seems nvidia drivers 4191 have a bug
-       when w % 4 is not zero */
-    glReadPixels(x,y, w ,h,GL_RGB,GL_UNSIGNED_BYTE, data);
-
-    /* inplace swap top to bottom (textures and buffers have
-       another coordinate system than standard images)
-       instead of fixing this by using a different texture coordinate
-       system, a memory swap is performed. this is more expensive
-       but eliminates hassle when converting between buffers, textures
-       and bitmaps */
-
-    pdp_llconv_flip_top_bottom(data, w, h, 3);
-
-    // if (r != data[w*h*3]) post("PANIC");
-
-    // post("END READPIXELS %d %d", w, h);
-
-
-    return new_p;
-
- error:
-    return -1;
-    
-}
-
-
-
-
-/* move these to the pdp_3d_context object: they're too specific */
-
-/* setup for 2d operation from pbuf dimensions */
-void pdp_packet_3Dcontext_setup_2d_context(int p)
-{
-    u32 w;
-    u32 h;
-    float asp;
-    if (!pdp_packet_3Dcontext_isvalid(p)) return;
-    w = pdp_packet_3Dcontext_subwidth(p);
-    h = pdp_packet_3Dcontext_subheight(p);
-    asp = pdp_packet_3Dcontext_subaspect(p);
-
-
-    /* set the viewport to the size of the sub frame */
-    glViewport(0, 0, w, h);
-
-    /* set orthogonal projection, with a relative frame size of (2asp x 2) */
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    gluOrtho2D(0, 2*asp, 0, 2);
-
-    /* set the center of view */
-    glMatrixMode(GL_MODELVIEW);
-    glLoadIdentity();
-    glTranslatef(asp, 1, 0);
-    glScalef(1,-1,1);
-
-
-}
-
-/* setup for 3d operation from pbuf dimensions */
-void pdp_packet_3Dcontext_setup_3d_context(int p)
-{
-    u32 w;
-    u32 h;
-    int i;
-    float asp;
-    float m_perspect[] = {-1.f, /* left */
-			  1.f,  /* right */
-			  -1.f, /* bottom */
-			  1.f,  /* top */
-			  1.f,  /* front */
-			  20.f};/* back */
-
-    if (!pdp_packet_3Dcontext_isvalid(p)) return;
-    w = pdp_packet_3Dcontext_subwidth(p);
-    h = pdp_packet_3Dcontext_subheight(p);
-    asp = pdp_packet_3Dcontext_subaspect(p);
-
-
-    /* set the viewport to the size of the sub frame */
-    glViewport(0, 0, w, h);
-
-    /* set orthogonal projection, with a relative frame size of (2asp x 2) */
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-    glFrustum(m_perspect[0] * asp, m_perspect[1] * asp,       // left, right
-	      m_perspect[2], m_perspect[3],                   // bottom, top
-	      m_perspect[4], m_perspect[5]);                  // front, back
-    
-    /* reset texture matrix */
-    glMatrixMode(GL_TEXTURE);
-    glLoadIdentity();
-
-
-    /* set the center of view */
-    glMatrixMode(GL_MODELVIEW);
-    glLoadIdentity();
-    gluLookAt(0, 0, 4, 0, 0, 0, 0, 1, 0);
-    //glTranslatef(asp, 1, 0);
-
-
-    glEnable(GL_DEPTH_TEST);
-    glEnable(GL_AUTO_NORMAL);
-    glEnable(GL_NORMALIZE);
-    glShadeModel(GL_SMOOTH);
-    //glShadeModel(GL_FLAT);
-
-
-    /* disable everything that is enabled in other modules
-     this resets the ogl state to its initial conditions */
-    glDisable(GL_LIGHTING);
-    for (i=0; i<8; i++) glDisable(GL_LIGHT0 + i);
-    glDisable(GL_COLOR_MATERIAL);
-
-
-}
-
-
-void pdp_3Dcontext_common_setup(void)
-{
-}
-- 
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