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OpenGTA/gl_cityview.cpp

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/************************************************************************
* Copyright (c) 2005-2007 tok@openlinux.org.uk *
* *
* This software is provided as-is, without any express or implied *
* warranty. In no event will the authors be held liable for any *
* damages arising from the use of this software. *
* *
* Permission is granted to anyone to use this software for any purpose, *
* including commercial applications, and to alter it and redistribute *
* it freely, subject to the following restrictions: *
* *
* 1. The origin of this software must not be misrepresented; you must *
* not claim that you wrote the original software. If you use this *
* software in a product, an acknowledgment in the product documentation *
* would be appreciated but is not required. *
* *
* 2. Altered source versions must be plainly marked as such, and must *
* not be misrepresented as being the original software. *
* *
* 3. This notice may not be removed or altered from any source *
* distribution. *
************************************************************************/
#include <cmath>
#include <cassert>
#include "gl_cityview.h"
#include "gl_spritecache.h"
#include "spritemanager.h"
#include "buffercache.h"
#include "gl_camera.h"
#include "dataholder.h"
#include "math3d.h"
#include "localplayer.h"
#include "log.h"
#include "gl_screen.h"
#include "blockdata.h"
#include "image_loader.h"
#include "blockanim.h"
#include "id_sys.h"
#include "map_helper.h"
float slope_height_offset(unsigned char slope_type, float dx, float dz);
namespace OpenGTA {
/*
float slope_raw_data[45][5][4][3] = {
#include "slope1_data.h"
};
float slope_tex_data[45][4][4][2] = {
#include "slope1_tcoords.h"
};
float lid_normal_data[45][3] = {
#include "lid_normal_data.h"
};
*/
/*
GLuint createGLTexture(GLsizei w, GLsizei h, bool rgba, const void* pixels) {
GLuint tex;
glGenTextures(1, &tex);
glBindTexture(GL_TEXTURE_2D, tex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
if (rgba)
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, pixels);
//gluBuild2DMipmaps(GL_TEXTURE_2D, 4, w, h, GL_RGBA, GL_UNSIGNED_BYTE, pixels);
else
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB, GL_UNSIGNED_BYTE, pixels);
//gluBuild2DMipmaps(GL_TEXTURE_2D, 3, w, h, GL_RGB, GL_UNSIGNED_BYTE, pixels);
GL_CHECKERROR;
return tex;
}
*/
struct GLColor {
GLfloat rgb[3];
GLColor() { rgb[0] = rgb[1] = rgb[2] = 0; }
GLColor(GLfloat i) { rgb[0] = rgb[1] = rgb[2] = i; }
GLColor(GLfloat r, GLfloat g, GLfloat b) { rgb[0] = r; rgb[1] = g; rgb[2] = b; }
};
GLColor block_colors[8] = {
GLColor(1), // air
GLColor(0, 0, 1), // water
GLColor(0, 1, 1), // road
GLColor(1, 0, 0), // pavement
GLColor(0, 1, 0), // field
GLColor(1, 1, 0), // building
GLColor(1), // unused
GLColor(1) // unused
};
GLfloat* map_block_type_color(uint8_t k) {
// k = 6 now used to fix pavement cols
if (k == 7)
WARN << "block-type: " << int(k) << " should be unused!" << std::endl;
if (k < 8)
return block_colors[k].rgb;
ERROR << "Invalid block-type: " << int(k) << std::endl;
return block_colors[0].rgb;
}
CityView::CityView() {
setNull();
/*
Pedestrian p(Vector3D(0.5f, 0.5f, 0.5f), Vector3D(4, 5.01f, 4), 0xffffffff);
p.m_control = &LocalPlayer::Instance();
SpriteManagerHolder::Instance().addPed(p);
*/
}
void CityView::setNull() {
loadedMap = NULL;
sideCache = NULL;
lidCache = NULL;
auxCache = NULL;
blockAnims = NULL;
camVec[0] = 0.0f;
camVec[1] = 1.0f;
camVec[2] = 0.0f;
zoomLevel = 1.0f;
visibleRange = 15;
topDownView = true;
drawTextured = true;
drawLines = false;
drawLinesBlockType = true;
setPosition(0.0f, 0.0f, 20.0f);
scene_display_list = 0;
texFlipTest = 0;
drawHeadingMarkers = false;
current_sector = NULL;
}
CityView::~CityView() {
cleanup();
}
void CityView::resetTextures() {
sideCache->clearAll();
lidCache->clearAll();
auxCache->clearAll();
}
void CityView::setVisibleRange(int r) {
visibleRange = r;
scene_is_dirty = true;
}
int CityView::getVisibleRange() {
return visibleRange;
}
bool CityView::getDrawTextured() { return drawTextured; }
bool CityView::getDrawLines() { return drawLines; }
bool CityView::getDrawLinesBlockColor() { return drawLinesBlockType; }
void CityView::setDrawTextured(bool v) { drawTextured = v; }
void CityView::setDrawLines(bool v) { drawLines= v; }
void CityView::setDrawLinesBlockColor(bool v) { drawLinesBlockType= v; }
void CityView::cleanup() {
//if (loadedMap)
// delete loadedMap;
if (sideCache)
delete sideCache;
if (lidCache)
delete lidCache;
if (auxCache)
delete auxCache;
if (blockAnims)
delete blockAnims;
if (scene_display_list)
glDeleteLists(scene_display_list, 1);
setNull();
}
void CityView::setViewMode(bool topDown) {
topDownView = topDown;
}
void CityView::loadMap(const std::string &map, const std::string &style_f) {
cleanup();
//loadedMap = new Map(map);
MapHolder::Instance().load(map);
loadedMap = &MapHolder::Instance().get();
StyleHolder::Instance().load(style_f);
style = &StyleHolder::Instance().get();
style->setDeltaHandling(true);
/*
for (size_t i = 0; i < style->carInfos.size(); ++i) {
OpenGTA::GraphicsBase::CarInfo * cinfo = style->carInfos[i];
assert(cinfo);
INFO << cinfo->numDoors << std::endl;
}*/
sideCache = new OpenGL::TextureCache<uint8_t>("SideCache");
lidCache = new OpenGL::TextureCache<uint8_t>("LidCache");
auxCache = new OpenGL::TextureCache<uint8_t>("AuxCache");
sideCache->setClearMagic(5);
lidCache->setClearMagic(8);
auxCache->setClearMagic(5);
blockAnims = new BlockAnimCtrl(style->animations);
scene_is_dirty = true;
lastCacheEmptyTicks = 0;
scene_display_list = glGenLists(1);
SpriteManagerHolder::Instance().clear();
// safeguard against double car entries (in nyc.cmp)
Util::MapOfPair2Int d_car_map;
for (PHYSFS_uint16 oc = 0; oc < loadedMap->numObjects; oc++) {
OpenGTA::Map::ObjectPosition & op = loadedMap->objects[oc];
if (op.remap >= 128) {
if (Util::item_count(d_car_map, op.x, op.y) == 0)
Util::register_item1(d_car_map, op.x, op.y);
else
continue;
}
createLevelObject(&loadedMap->objects[oc]);
}
//SpriteManagerHolder::Instance().trainSystem.loadStations(*loadedMap);
activeRect.x = activeRect.y = 0;
activeRect.w = activeRect.h = 0;
}
void CityView::createLevelObject(OpenGTA::Map::ObjectPosition *obj) {
SpriteManager & s_man = SpriteManagerHolder::Instance();
uint32_t id = TypeIdBlackBox::requestId();
if (obj->remap >= 128) {
Car car(*obj, id);
s_man.add(car);
}
else {
SpriteObject gobj(*obj, id);
s_man.add(gobj);
}
}
void CityView::setZoom(const GLfloat zoom) {
zoomLevel = zoom;
}
void CityView::setPosition(const GLfloat & x, const GLfloat & y, const GLfloat & z) {
camPos[0] = x;
camPos[1] = y;
camPos[2] = z;
scene_is_dirty = true;
//INFO << "Position: " << x << ", " << z << " (" << y << ")" << std::endl;
if (loadedMap) {
PHYSFS_uint8 _x = PHYSFS_uint8((x >= 1.0f) ? ((x < 255.0f) ? x : 254) : 1); // FIXME: crashes on 0 or 255
PHYSFS_uint8 _y = PHYSFS_uint8((z >= 1.0f) ? ((z < 255.0f) ? z : 254) : 1); // why???
NavData::Sector* in_sector = loadedMap->nav->getSectorAt(_x, _y);
assert(in_sector);
if (in_sector != current_sector) {
current_sector = in_sector;
}
}
//if (loadedMap && !topDownView)
// getTerrainHeight(camPos[0], camPos[1], camPos[2]);
}
NavData::Sector* CityView::getCurrentSector() {
return current_sector;
}
/*
void CityView::setCamVector(const GLfloat & x, const GLfloat & y, const GLfloat & z) {
camVec[1] = x;
camVec[2] = y;
camVec[3] = z;
scene_is_dirty = true;
}
*/
void CityView::setTopDownView(const GLfloat & height) {
camPos[1] = height;
scene_is_dirty = true;
setViewMode(true);
}
void CityView::getTerrainHeight(GLfloat & x, GLfloat & y, GLfloat & z) {
int xi = int(x);
int yi = int(z);
//int zi = int(z);
float h = 0.5f;
WARN << "THIS FUNCTION SHOULD NOT BE USED!" << std::endl;
PHYSFS_uint16 emptycount = loadedMap->getNumBlocksAt(xi, yi);
for (int c=6-emptycount; c >= 1; c--) {
OpenGTA::Map::BlockInfo* bi = loadedMap->getBlockAt(xi, yi, c);
if (bi->blockType() == 0) {
//camPos[1] = h;
break;
}
/*INFO << "block " << c << " lid: " << int(bi->lid) << std::endl;
if (bi->blockType() > 0) {
INFO << "not air but: " << int(bi->blockType()) << std::endl;
}*/
h += 1.0f;
}
y = h;
}
OpenGL::PagedTexture CityView::renderMap2Texture() {
OpenGL::Screen & screen = OpenGL::ScreenHolder::Instance();
uint32_t width = screen.getWidth();
uint32_t height = screen.getHeight();
uint32_t gl_h = 1;
while (gl_h < height)
gl_h <<= 1;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glFinish();
Vector3D v_off(0,0,0);
int persp_find_done = 0;
int break_loop_safe = 500;
while (persp_find_done != 3) {
OpenGL::ScreenHolder::Instance().set3DProjection();
glRotatef(180, 0, 0, 1);
gluLookAt(128+v_off.x, 230, 128+v_off.y, 128+v_off.x, 0, 128+v_off.y, 0.0f, 0.0f, 1.0f);
GLint viewport[4];
GLdouble mvmatrix[16], projmatrix[16];
GLdouble winx, winy, winz;
glGetIntegerv (GL_VIEWPORT, viewport);
glGetDoublev (GL_MODELVIEW_MATRIX, mvmatrix);
glGetDoublev (GL_PROJECTION_MATRIX, projmatrix);
gluProject(0, 0, 0, mvmatrix, projmatrix, viewport, &winx, &winy, &winz);
if (winx > 0.5f)
v_off.x += 0.2f;
else if (winx < -0.5f)
v_off.x -= 0.2f;
else
persp_find_done |= 1;
INFO << winx << " " << winy << std::endl;
gluProject(256, 0, 256, mvmatrix, projmatrix, viewport, &winx, &winy, &winz);
if (winy < -0.5f)
v_off.y += 0.2f;
else if (winy > 0.5f)
v_off.y -= 0.2f;
else
persp_find_done |= 2;
break_loop_safe--;
if (break_loop_safe == 0) {
WARN << "breaking out of loop - NOT GOOD!" << std::endl;
persp_find_done = 3;
}
INFO << winx << " " << winy << std::endl;
}
//glTranslatef(-35, 0, 0);
for (int i = 0; i <= 255; i++) {
for (int j= 0; j <= 255; j++) {
glPushMatrix();
glTranslatef(1.0f*j, 0.0f, 1.0f*i);
PHYSFS_uint16 maxcount = loadedMap->getNumBlocksAtNew(j,i);
for (int c=0; c < maxcount; ++c) {
glPushMatrix();
drawBlock(loadedMap->getBlockAtNew(j, i, c));
glPopMatrix();
glTranslatef(0.0f, 1.0f, 0.0f);
}
glPopMatrix();
}
}
GL_CHECKERROR;
glFinish();
/*
GLuint txtnumber;
glGenTextures(1, &txtnumber); // Create 1 Texture
glBindTexture(GL_TEXTURE_2D, txtnumber); // Bind The Texture
GL_CHECKERROR;
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, gl_h, gl_h, 0, GL_RGB, GL_UNSIGNED_BYTE, 0);
GL_CHECKERROR;
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, width/2, height/2);
GL_CHECKERROR;
//glViewport(0, 0, width, height);
return OpenGL::PagedTexture(txtnumber, 0, 0, 1, 1);
*/
uint32_t img_size = gl_h * gl_h * 3;
uint8_t *img_buf = Util::BufferCacheHolder::Instance().requestBuffer(img_size);
glReadBuffer(GL_BACK);
//for (uint32_t i = 0; i < gl_h; i++) {
// glReadPixels(0, i, gl_h, 1, GL_RGB, GL_UNSIGNED_BYTE, (GLvoid*)(img_buf + gl_h * 3 * i));
//}
glReadPixels(0, 0, gl_h, gl_h, GL_RGB, GL_UNSIGNED_BYTE, (GLvoid*)img_buf);
GL_CHECKERROR;
sideCache->sink();
sideCache->sink();
lidCache->sink();
lidCache->sink();
sideCache->clear();
lidCache->clear();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
uint32_t y_off = 100;
uint32_t x = 0;
while (*(img_buf + y_off * gl_h * 3 + x) == 0 && *(img_buf + y_off * gl_h * 3 + x+1) == 0 &&
*(img_buf + y_off * gl_h * 3 + x + 2) == 0)
x += 3;
INFO << "color after x = " << x/3 << std::endl;
x = gl_h-3;
while (*(img_buf + y_off * gl_h * 3 + x) == 0 && *(img_buf + y_off * gl_h * 3 + x+1) == 0 &&
*(img_buf + y_off * gl_h * 3 + x+2) == 0)
x -= 3;
INFO << "color after x = " << x/3 << std::endl;
GLuint tex = ImageUtil::createGLTexture(gl_h, gl_h, false, img_buf);
float f_h = float(height) / gl_h;
float f_w = float(width) / gl_h;
//float horiz_corr = (1.0f - f_w) / 2.0f;
//return OpenGL::PagedTexture(tex, 0+horiz_corr, 0, f_w+horiz_corr, f_h);
return OpenGL::PagedTexture(tex, 0, 0, f_h, f_h);
}
void CityView::draw(Uint32 ticks) {
GL_CHECKERROR;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
/*
sideCache->clearStats();
lidCache->clearStats();
*/
glLoadIdentity();
int x1, y1, x2, y2;
if (topDownView) {
glRotatef(180, 0, 0, 1);
gluLookAt(camPos[0], camPos[1], camPos[2], camPos[0], 0.0f, camPos[2], 0.0f, 0.0f, 1.0f);
x1 = int(camPos[0]) - visibleRange;
y1 = int(camPos[2]) - visibleRange;
x2 = int(camPos[0]) + visibleRange;
y2 = int(camPos[2]) + visibleRange;
}
else {
OpenGL::Camera & cam = OpenGL::CameraHolder::Instance();
//gluLookAt(camPos[0], camPos[1], camPos[2], camPos[0]+5, 0, (camPos[2])+5, camVec[0], camVec[1], camVec[2]);
cam.update(ticks);
Vector3D & e = cam.getEye();
//INFO << "eye: " << e.x << ", " << e.y << ", " << e.z << std::endl;
setPosition(e.x, e.y, e.z);
x1 = int(e.x) - visibleRange;
y1 = int(e.z) - visibleRange;
x2 = int(e.x) + visibleRange;
y2 = int(e.z) + visibleRange;
//PHYSFS_uint16 emptycount = loadedMap->getNumBlocksAt(int(e.x),int(e.z));
//INFO << "cam-h is " << int(e.y)<< " ec: " << emptycount << std::endl;
/*
int cc = 0;
for (int i = 6 - emptycount; i >= 0; i--) {
OpenGTA::Map::BlockInfo* bi = loadedMap->getBlockAt(int(e.x), int(e.z), i);
//INFO << i << " type: "<< int(bi->blockType()) << " lid: " << int(bi->lid)<< std::endl;
if (bi->blockType() >=2 && bi->blockType() <= 4) {
c.y = c.y - e.y + float(cc)+1.0f;
e.y = float(cc)+1.0f;
break;
}
cc++;
}
*/
//getTerrainHeight(e.x, e.y, e.z);
}
frustum.CalculateFrustum();
if (x1 < 0)
x1 = 0;
if (y1 < 0)
y1 = 0;
if (x2 > 255)
x2 = 255;
if (y2 > 255)
y2 = 255;
//INFO << activeRect.x << ", " << activeRect.y << " -> " <<
// activeRect.x+activeRect.w << ", " << activeRect.y + activeRect.h << std::endl;
activeRect.x = x1;
activeRect.y = y1;
activeRect.w = x2 - x1;
activeRect.h = y2 - y1;
//INFO << "Active area: " << x1 << " - " << x2 << " , " << y1 << " - " << y2 << std::endl;
int xd1, xd2, yd1, yd2;
xd2 = 0;
yd2 = 0;
xd1 = x2;
yd1 = y2;
bool use_display_list = false;
GL_CHECKERROR;
if ((!scene_is_dirty) && (use_display_list)) {
glCallList(scene_display_list);
}
else {
scene_rendered_blocks = scene_rendered_vertices = 0;
if (use_display_list)
glNewList(scene_display_list, GL_COMPILE);
for (int i = y1; i <= y2; i++) {
//glPushMatrix();
//glTranslatef(0.0f, 0.0f, 1.0f*i);
for (int j= x1; j <= x2; j++) {
if (!frustum.BlockInFrustum(0.5f+j, 0.5f+i, 0.5f))
continue;
if (j < xd1)
xd1 = j;
xd2 = j;
if (i < yd1)
yd1 = i;
yd2 = i;
glPushMatrix();
glTranslatef(1.0f*j, 0.0f, 1.0f*i);
//PHYSFS_uint16 emptycount = loadedMap->getNumBlocksAt(j,i);
PHYSFS_uint16 maxcount = loadedMap->getNumBlocksAtNew(j,i);
//for (int c=6-emptycount; c >= 1; c--) {
for (int c=0; c < maxcount; ++c) {
++scene_rendered_blocks;
glPushMatrix();
if (c < maxcount - 1) {
Map::BlockInfo * bi = loadedMap->getBlockAtNew(j, i, c + 1);
aboveBlockType = bi->blockType();
}
else
aboveBlockType = loadedMap->getBlockAtNew(j, i, c)->blockType();
drawBlock(loadedMap->getBlockAtNew(j, i, c));
glPopMatrix();
glTranslatef(0.0f, 1.0f, 0.0f);
}
glPopMatrix();
}
//glPopMatrix();
}
drawnRect.x = xd1;
drawnRect.y = yd1;
drawnRect.w = xd2 - xd1;
drawnRect.h = yd2 - yd1;
//INFO << "area drawn: " << xd1 << " - " << xd2 << " , " << yd1 << " - " << yd2 << std::endl;
if (use_display_list) {
glEndList();
glCallList(scene_display_list);
scene_is_dirty = false;
}
//INFO << scene_rendered_blocks << " blocks drawn with " << scene_rendered_vertices << " vertices" << std::endl;
}
GL_CHECKERROR;
/*
for (PHYSFS_uint16 oc = 0; oc < loadedMap->numObjects; oc++) {
if (frustum.BlockInFrustum((loadedMap->objects[oc].x >> 6) + 0.5f,
(loadedMap->objects[oc].y >> 6) + 0.5f, 0.5f))
drawObject(&loadedMap->objects[oc]);
}*/
GL_CHECKERROR;
SpriteManagerHolder::Instance().drawInRect(activeRect);
lastCacheEmptyTicks += ticks;
if (lastCacheEmptyTicks > 4000) {
lidCache->sink();
lidCache->sink();
sideCache->sink();
sideCache->clear();
lidCache->clear();
lastCacheEmptyTicks = 0;
//lidCache->status();
//sideCache->status();
}
GL_CHECKERROR;
}
#if 0
OpenGL::PagedTexture CityView::createSprite(size_t sprite_num, GraphicsBase::SpriteInfo* info) {
unsigned char* src = style->getSpriteBitmap(sprite_num, -1 , 0);
unsigned int glwidth = 1;
unsigned int glheight = 1;
while(glwidth < info->w)
glwidth <<= 1;
while(glheight < info->h)
glheight <<= 1;
unsigned char* dst = Util::BufferCacheHolder::Instance().requestBuffer(glwidth * glheight * 4);
Util::BufferCacheHolder::Instance().unlockBuffer(src);
assert(dst != NULL);
unsigned char * t = dst;
unsigned char * r = src;
for (unsigned int i = 0; i < info->h; i++) {
memcpy(t, r, info->w * 4);
t += glwidth * 4;
r += info->w * 4;
}
GLuint texid;
glGenTextures(1, &texid);
glBindTexture(GL_TEXTURE_2D, texid);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, glwidth, glheight, 0, GL_RGBA, GL_UNSIGNED_BYTE, dst);
return OpenGL::PagedTexture(texid, 0, 0,
float(info->w)/float(glwidth), float(info->h)/float(glheight));
}
#endif
void CityView::drawObject(OpenGTA::Map::ObjectPosition* obj) {
float w, h;
float x = float(obj->x >> 6) + float(obj->x % 64)/64.0f;
float y = float(obj->y >> 6) + float(obj->y % 64)/64.0f;
float z = float(obj->z >> 6) + float(obj->z % 64)/64.0f;
size_t spriteNumAbs, sprNum;
GraphicsBase::SpriteInfo *info = NULL;
GraphicsBase::SpriteNumbers::SpriteTypes st;
if (obj->remap >= 128) { // car
GraphicsBase::CarInfo* cinfo = style->findCarByModel(obj->type);
assert(cinfo);
sprNum = cinfo->sprNum;
spriteNumAbs = style->spriteNumbers.reIndex(cinfo->sprNum, GraphicsBase::SpriteNumbers::CAR);
info = style->getSprite(spriteNumAbs);
w = float(info->w) / 64.0f;
h = float(info->h) / 64.0f;
st = GraphicsBase::SpriteNumbers::CAR;
}
else {
spriteNumAbs = style->spriteNumbers.reIndex(style->objectInfos[obj->type]->sprNum, GraphicsBase::SpriteNumbers::OBJECT);
sprNum = style->objectInfos[obj->type]->sprNum;
info = style->getSprite(spriteNumAbs);
assert(info);
w = float(info->w) / 64.0f;
h = float(info->h) / 64.0f;
st = GraphicsBase::SpriteNumbers::OBJECT;
}
OpenGL::PagedTexture t;
if (OpenGL::SpriteCacheHolder::Instance().has(spriteNumAbs))
t = OpenGL::SpriteCacheHolder::Instance().get(spriteNumAbs);
else {
//t = createSprite(spriteNum, info);
//OpenGL::SpriteCacheHolder::Instance().add(spriteNum, t);
t = OpenGL::SpriteCacheHolder::Instance().create(sprNum, st, -1);
}
glPushMatrix();
glTranslatef(x, 6.1f - z, y); // ups, seems: up<->down
glRotatef(obj->rotation / 1035.0f * 360.0f, 0, 1, 0); // 1035 is guesswork!
//glDisable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, t.inPage);
glBegin(GL_QUADS);
glTexCoord2f(t.coords[0].u, t.coords[1].v);
glVertex3f(-w/2, 0.0f, h/2);
glTexCoord2f(t.coords[1].u, t.coords[1].v);
glVertex3f(w/2, 0.0f, h/2);
glTexCoord2f(t.coords[1].u, t.coords[0].v);
glVertex3f(w/2, 0.0f, -h/2);
glTexCoord2f(t.coords[0].u, t.coords[0].v);
glVertex3f(-w/2, 0.0f, -h/2);
glEnd();
glPopMatrix();
//glEnable(GL_TEXTURE_2D);
}
void CityView::drawBlock(OpenGTA::Map::BlockInfo* bi) {
GL_CHECKERROR;
/*
std::cout << "is flat: " << bi->isFlat() << " up ok: " << bi->upOk() <<
" down " << bi->downOk() << " left " << bi->leftOk() << " right " << bi->rightOk() << std::endl;
std::cout << "block type: "<< int(bi->blockType()) << " slope " << int(bi->slopeType()) <<
" rotation: " << int(bi->rotation()) << " remap: " << int(bi->remapIndex()) <<
" TB " << bi->flipTopBottom() << " LR " << bi->flipLeftRight() << std::endl;
*/
uint8_t which = bi->slopeType();
float nx = LID_NORMAL_DATA[which][0];
float ny = LID_NORMAL_DATA[which][1];
float nz = LID_NORMAL_DATA[which][2];
int jj = 0;
GLfloat lidTex[8] = {0.0f, 1.0f, 1.0f, 1.0f, 1.0f, 0.0f, 0.0f, 0.0f};
//GLfloat sideTex1_bak[8] = {1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 1.0f, 1.0f};
GLfloat sideTex1[8] = {1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 1.0f, 1.0f};
#ifdef MSWAP
#undef MSWAP
#endif
#define MSWAP(a,b) { GLfloat tmp = sideTex1[a]; sideTex1[a] = sideTex1[b]; sideTex1[b] = tmp; }
#define SLOPE_TEX_CP(k) memcpy(sideTex1, SLOPE_TEX_DATA[which][k], 8 * sizeof(GLfloat))
#ifdef GLTEX_HELPER
#undef GLTEX_HELPER
#endif
#define GLTEX_HELPER \
glTexCoord2f(lidTex[jj], lidTex[jj+1]); jj += 2; if (jj > 6) { jj = 0; }
#define GLTEX1_HELPER \
glTexCoord2f(sideTex1[jj], sideTex1[jj+1]); jj += 2; if (jj > 6) { jj = 0; }
bool is_flat = bi->isFlat(); // transparency in the texture ?
GLuint lid_tex = 0, left_tex = 0, right_tex = 0, top_tex = 0, bottom_tex = 0;
// FIXME: no remaps used!
if (bi->lid) {
int frame_num = -1;//style->checkBlockAnimation(0, bi->lid);
BlockAnim * banim = blockAnims->getAnim(1, bi->lid);
if (banim) {
frame_num = banim->getCurrentFrameNumber();
}
if (frame_num <= 0) {
if (!lidCache->hasTexture(bi->lid)) {
lid_tex = ImageUtil::createGLTexture(64, 64, is_flat,
style->getLid(static_cast<unsigned int>(bi->lid), 0, is_flat));
lidCache->addTexture(bi->lid, lid_tex);
}
else
lid_tex = lidCache->getTextureWithId(bi->lid);
}
else {
uint8_t aux_id = banim->getFrame(frame_num - 1);
if (!auxCache->hasTexture(aux_id)) {
lid_tex = ImageUtil::createGLTexture(64, 64, is_flat,
style->getAux(static_cast<unsigned int>(aux_id), 0, is_flat));
auxCache->addTexture(aux_id, lid_tex);
}
else
lid_tex = auxCache->getTextureWithId(aux_id);
}
}
if (bi->left) {
int frame_num = -1;
BlockAnim * banim = blockAnims->getAnim(0, bi->left);
if (banim) {
frame_num = banim->getCurrentFrameNumber();
}
if (frame_num <= 0) {
if (!sideCache->hasTexture(bi->left)) {
left_tex = ImageUtil::createGLTexture(64, 64, is_flat,
style->getSide(static_cast<unsigned int>(bi->left), 0, is_flat));
sideCache->addTexture(bi->left, left_tex);
}
else
left_tex = sideCache->getTextureWithId(bi->left);
}
else {
uint8_t aux_id = banim->getFrame(frame_num - 1);
if (!auxCache->hasTexture(aux_id)) {
left_tex = ImageUtil::createGLTexture(64, 64, is_flat,
style->getAux(static_cast<unsigned int>(aux_id), 0, is_flat));
auxCache->addTexture(aux_id, left_tex);
}
else
left_tex = auxCache->getTextureWithId(aux_id);
}
}
if (bi->right) {
int frame_num = -1;
BlockAnim * banim = blockAnims->getAnim(0, bi->right);
if (banim) {
frame_num = banim->getCurrentFrameNumber();
}
if (frame_num <= 0) {
if (!sideCache->hasTexture(bi->right)) {
right_tex = ImageUtil::createGLTexture(64, 64, is_flat,
style->getSide(static_cast<unsigned int>(bi->right), 0, is_flat));
sideCache->addTexture(bi->right, right_tex);
}
else
right_tex = sideCache->getTextureWithId(bi->right);
}
else {
uint8_t aux_id = banim->getFrame(frame_num - 1);
if (!auxCache->hasTexture(aux_id)) {
right_tex = ImageUtil::createGLTexture(64, 64, is_flat,
style->getAux(static_cast<unsigned int>(aux_id), 0, is_flat));
auxCache->addTexture(aux_id, right_tex);
}
else
right_tex = auxCache->getTextureWithId(aux_id);
}
}
if (bi->top) {
int frame_num = -1;
BlockAnim * banim = blockAnims->getAnim(0, bi->top);
if (banim) {
frame_num = banim->getCurrentFrameNumber();
}
if (frame_num <= 0) {
if (!sideCache->hasTexture(bi->top)) {
top_tex = ImageUtil::createGLTexture(64, 64, is_flat,
style->getSide(static_cast<unsigned int>(bi->top), 0, is_flat));
sideCache->addTexture(bi->top, top_tex);
}
else
top_tex = sideCache->getTextureWithId(bi->top);
}
else {
uint8_t aux_id = banim->getFrame(frame_num - 1);
if (!auxCache->hasTexture(aux_id)) {
top_tex = ImageUtil::createGLTexture(64, 64, is_flat,
style->getAux(static_cast<unsigned int>(aux_id), 0, is_flat));
auxCache->addTexture(aux_id, top_tex);
}
else
top_tex = auxCache->getTextureWithId(aux_id);
}
}
if (bi->bottom) {
int frame_num = -1;
BlockAnim * banim = blockAnims->getAnim(0, bi->bottom);
if (banim) {
frame_num = banim->getCurrentFrameNumber();
}
if (frame_num <= 0) {
if (!sideCache->hasTexture(bi->bottom)) {
bottom_tex = ImageUtil::createGLTexture(64, 64, is_flat,
style->getSide(static_cast<unsigned int>(bi->bottom), 0, is_flat));
sideCache->addTexture(bi->bottom, bottom_tex);
}
else
bottom_tex = sideCache->getTextureWithId(bi->bottom);
}
else {
uint8_t aux_id = banim->getFrame(frame_num - 1);
if (!auxCache->hasTexture(aux_id)) {
bottom_tex = ImageUtil::createGLTexture(64, 64, is_flat,
style->getAux(static_cast<unsigned int>(aux_id), 0, is_flat));
auxCache->addTexture(aux_id, bottom_tex);
}
else
bottom_tex = auxCache->getTextureWithId(aux_id);
}
}
#define RESET_COLOR glColor3f(1, 1, 1)
#define COLOR_OFF if (drawLinesBlockType) RESET_COLOR
#define COLOR_BY_BLOCK(idx) { GLfloat *_c = map_block_type_color(idx); glColor3f(_c[0], _c[1], _c[2]); }
#define COLOR_ON if (drawLinesBlockType) COLOR_BY_BLOCK(aboveBlockType)
//#define COLOR_ON if (drawLinesBlockType) COLOR_BY_BLOCK(bi->blockType())
if (drawLinesBlockType)
// handle flat/transparent case
if (is_flat) {
if (bi->lid) {
jj = 0;
if (bi->typeMap & 16384) {
jj += 2;
}
if (bi->typeMap & 32768) {
jj += 4;
}
if(drawTextured) {
glBindTexture(GL_TEXTURE_2D, lid_tex);
glBegin(GL_QUADS);
glNormal3f(nx, ny, nz);
for (int j=0; j < 4; j++) {
GLTEX_HELPER;
scene_rendered_vertices += 1;
glVertex3f(SLOPE_RAW_DATA[which][0][j][0],
SLOPE_RAW_DATA[which][0][j][1],
SLOPE_RAW_DATA[which][0][j][2]);
}
glEnd();
}
// lines
if (drawLines) {
glDisable(GL_TEXTURE_2D);
COLOR_ON;
glBegin(GL_LINE_STRIP);
for (int j=0; j < 4; j++) {
glVertex3f(SLOPE_RAW_DATA[which][0][j][0],
SLOPE_RAW_DATA[which][0][j][1],
SLOPE_RAW_DATA[which][0][j][2]);
}
glVertex3f(SLOPE_RAW_DATA[which][0][0][0],
SLOPE_RAW_DATA[which][0][0][1],
SLOPE_RAW_DATA[which][0][0][2]);
glEnd();
glEnable(GL_TEXTURE_2D);
// end-of-lines
COLOR_OFF;
}
}
#undef MSWAP
#define MSWAP(a, b) { sideTex1[a] = 1.0f - sideTex1[a]; sideTex1[b] = 1.0f - sideTex1[b]; }
jj = 0; // only 'lid' rotated
if (bi->top) {
SLOPE_TEX_CP(1);
if (bi->flipTopBottom()) {
MSWAP(0, 2);
MSWAP(4, 6);
}
if (drawTextured) {
glBindTexture(GL_TEXTURE_2D, top_tex);
glBegin(GL_QUADS);
for (int j=0; j < 4; j++) {
GLTEX1_HELPER;
scene_rendered_vertices += 1;
glVertex3f(SLOPE_RAW_DATA[which][2][j][0],
SLOPE_RAW_DATA[which][2][j][1],
SLOPE_RAW_DATA[which][2][j][2]);
}
jj = 0;
SLOPE_TEX_CP(0);
if (!bi->flipTopBottom()) {
MSWAP(0, 2);
MSWAP(4, 6);
}
for (int j=0; j < 4; j++) {
GLTEX1_HELPER;
scene_rendered_vertices += 1;
glVertex3f(SLOPE_RAW_DATA[which][1][j][0],
SLOPE_RAW_DATA[which][1][j][1],
SLOPE_RAW_DATA[which][1][j][2]-1.001f); // -1.001f
// offset by .001 to fix NYC bridges; polygon z-fighting
}
glEnd();
}
// lines
if (drawLines) {
glDisable(GL_TEXTURE_2D);
COLOR_ON;
glBegin(GL_LINE_STRIP);
for (int j=0; j < 4; j++) {
glVertex3f(SLOPE_RAW_DATA[which][2][j][0],
SLOPE_RAW_DATA[which][2][j][1],
SLOPE_RAW_DATA[which][2][j][2]);
}
glVertex3f(SLOPE_RAW_DATA[which][2][0][0],
SLOPE_RAW_DATA[which][2][0][1],
SLOPE_RAW_DATA[which][2][0][2]);
for (int j=0; j < 4; j++) {
glVertex3f(SLOPE_RAW_DATA[which][1][j][0],
SLOPE_RAW_DATA[which][1][j][1],
SLOPE_RAW_DATA[which][1][j][2]-1.001f);
}
glVertex3f(SLOPE_RAW_DATA[which][1][0][0],
SLOPE_RAW_DATA[which][1][0][1],
SLOPE_RAW_DATA[which][1][0][2]-1.001f);
glEnd();
glEnable(GL_TEXTURE_2D);
// end-of-lines
COLOR_OFF;
}
}
jj = 0;
//memcpy(sideTex1, sideTex1_bak, 8*sizeof(GLfloat));
if (bi->left) {
SLOPE_TEX_CP(2);
if (bi->flipLeftRight()) {
MSWAP(0, 2);
MSWAP(4, 6);
}
if (drawTextured) {
glBindTexture(GL_TEXTURE_2D, left_tex);
glBegin(GL_QUADS);
for (int j=0; j < 4; j++) {
GLTEX1_HELPER;
scene_rendered_vertices += 1;
glVertex3f(SLOPE_RAW_DATA[which][3][j][0],
SLOPE_RAW_DATA[which][3][j][1],
SLOPE_RAW_DATA[which][3][j][2]);
}
jj = 0;
SLOPE_TEX_CP(3);
if (!bi->flipLeftRight()) {
MSWAP(0, 2);
MSWAP(4, 6);
}
for (int j=0; j < 4; j++) {
GLTEX1_HELPER;
scene_rendered_vertices += 1;
glVertex3f(SLOPE_RAW_DATA[which][4][j][0]-1.001f, // -1.001f
SLOPE_RAW_DATA[which][4][j][1],
SLOPE_RAW_DATA[which][4][j][2]);
}
glEnd();
}
// lines
if (drawLines) {
glDisable(GL_TEXTURE_2D);
COLOR_ON;
glBegin(GL_LINE_STRIP);
for (int j=0; j < 4; j++) {
glVertex3f(SLOPE_RAW_DATA[which][3][j][0],
SLOPE_RAW_DATA[which][3][j][1],
SLOPE_RAW_DATA[which][3][j][2]);
}
glVertex3f(SLOPE_RAW_DATA[which][3][0][0],
SLOPE_RAW_DATA[which][3][0][1],
SLOPE_RAW_DATA[which][3][0][2]);
for (int j=0; j < 4; j++) {
glVertex3f(SLOPE_RAW_DATA[which][4][j][0]-1.001f,
SLOPE_RAW_DATA[which][4][j][1],
SLOPE_RAW_DATA[which][4][j][2]);
}
glVertex3f(SLOPE_RAW_DATA[which][4][0][0]-1.001f,
SLOPE_RAW_DATA[which][4][0][1],
SLOPE_RAW_DATA[which][4][0][2]);
glEnd();
COLOR_OFF;
glEnable(GL_TEXTURE_2D);
// end-of-lines
}
}
}
else {
if (bi->lid) {
if (drawTextured) {
glBindTexture(GL_TEXTURE_2D, lid_tex);
jj = 0;
if (bi->typeMap & 16384) {
jj += 2;
}
if (bi->typeMap & 32768) {
jj += 4;
}
glBegin(GL_QUADS);
glNormal3f(nx, ny, nz);
for (int j=0; j < 4; j++) {
GLTEX_HELPER;
scene_rendered_vertices += 1;
glVertex3f(SLOPE_RAW_DATA[which][0][j][0],
SLOPE_RAW_DATA[which][0][j][1],
SLOPE_RAW_DATA[which][0][j][2]);
}
glEnd();
}
// lines
if (drawLines) {
glDisable(GL_TEXTURE_2D);
COLOR_ON;
glBegin(GL_LINE_STRIP);
for (int j=0; j < 4; j++) {
glVertex3f(SLOPE_RAW_DATA[which][0][j][0],
SLOPE_RAW_DATA[which][0][j][1],
SLOPE_RAW_DATA[which][0][j][2]);
}
glVertex3f(SLOPE_RAW_DATA[which][0][0][0],
SLOPE_RAW_DATA[which][0][0][1],
SLOPE_RAW_DATA[which][0][0][2]);
glEnd();
glEnable(GL_TEXTURE_2D);
// end-of-lines
COLOR_OFF;
}
}
jj = 0; // only 'lid' rotated
#undef MSWAP
#define MSWAP(a, b) { sideTex1[a] = 1.0f - sideTex1[a]; sideTex1[b] = 1.0f - sideTex1[b]; }
/*
if (bi->flipTopBottom()) {
//MSWAP(1, 5);
//MSWAP(3, 7);
MSWAP(0, 2);
MSWAP(4, 6);
}*/
if (bi->top && (which != 42)) {
if (drawTextured) {
glBindTexture(GL_TEXTURE_2D, top_tex);
glBegin(GL_QUADS);
SLOPE_TEX_CP(1);
if (bi->flipTopBottom()) {
MSWAP(0, 2);
MSWAP(4, 6);
}
for (int j=0; j < 4; j++) {
//if (!bi->flipTopBottom())
GLTEX1_HELPER;
/*
glTexCoord2f(SLOPE_TEX_DATA[which][1][j][0],
SLOPE_TEX_DATA[which][1][j][1]);
*/
scene_rendered_vertices += 1;
glVertex3f(SLOPE_RAW_DATA[which][2][j][0],
SLOPE_RAW_DATA[which][2][j][1],
SLOPE_RAW_DATA[which][2][j][2]);
}
glEnd();
}
// lines
if (drawLines) {
glDisable(GL_TEXTURE_2D);
COLOR_ON;
glBegin(GL_LINE_STRIP);
for (int j=0; j < 4; j++) {
glVertex3f(SLOPE_RAW_DATA[which][2][j][0],
SLOPE_RAW_DATA[which][2][j][1],
SLOPE_RAW_DATA[which][2][j][2]);
}
glVertex3f(SLOPE_RAW_DATA[which][2][0][0],
SLOPE_RAW_DATA[which][2][0][1],
SLOPE_RAW_DATA[which][2][0][2]);
glEnd();
glEnable(GL_TEXTURE_2D);
// end-of-lines
COLOR_OFF;
}
}
jj = 0;
if (bi->bottom && (which != 41)) {
if (drawTextured) {
glBindTexture(GL_TEXTURE_2D, bottom_tex);
glBegin(GL_QUADS);
SLOPE_TEX_CP(0);
if (bi->flipTopBottom()) {
MSWAP(0, 2);
MSWAP(4, 6);
}
for (int j=0; j < 4; j++) {
//if (!bi->flipTopBottom())
GLTEX1_HELPER;
/*
glTexCoord2f(SLOPE_TEX_DATA[which][0][j][0],
SLOPE_TEX_DATA[which][0][j][1]);
*/
scene_rendered_vertices += 1;
glVertex3f(SLOPE_RAW_DATA[which][1][j][0],
SLOPE_RAW_DATA[which][1][j][1],
SLOPE_RAW_DATA[which][1][j][2]);
}
glEnd();
}
// lines
if (drawLines) {
glDisable(GL_TEXTURE_2D);
COLOR_ON;
glBegin(GL_LINE_STRIP);
for (int j=0; j < 4; j++) {
glVertex3f(SLOPE_RAW_DATA[which][1][j][0],
SLOPE_RAW_DATA[which][1][j][1],
SLOPE_RAW_DATA[which][1][j][2]);
}
glVertex3f(SLOPE_RAW_DATA[which][1][0][0],
SLOPE_RAW_DATA[which][1][0][1],
SLOPE_RAW_DATA[which][1][0][2]);
glEnd();
glEnable(GL_TEXTURE_2D);
// end-of-lines
COLOR_OFF;
}
}
/*memcpy(sideTex1, sideTex1_bak, 8 * sizeof(GLfloat));
if (bi->flipLeftRight()) {
MSWAP(0, 2);
MSWAP(4, 6);
}*/
jj = 0;
if (bi->left && (which != 44)) {
if (drawTextured) {
glBindTexture(GL_TEXTURE_2D, left_tex);
glBegin(GL_QUADS);
SLOPE_TEX_CP(2);
if (bi->flipLeftRight()) {
MSWAP(0, 2);
MSWAP(4, 6);
}
for (int j=0; j < 4; j++) {
//if (!bi->flipLeftRight())
GLTEX1_HELPER;
/*
glTexCoord2f(SLOPE_TEX_DATA[which][2][j][0],
SLOPE_TEX_DATA[which][2][j][1]);
*/
scene_rendered_vertices += 1;
glVertex3f(SLOPE_RAW_DATA[which][3][j][0],
SLOPE_RAW_DATA[which][3][j][1],
SLOPE_RAW_DATA[which][3][j][2]);
}
glEnd();
}
// lines
if (drawLines) {
glDisable(GL_TEXTURE_2D);
COLOR_ON;
glBegin(GL_LINE_STRIP);
for (int j=0; j < 4; j++) {
glVertex3f(SLOPE_RAW_DATA[which][3][j][0],
SLOPE_RAW_DATA[which][3][j][1],
SLOPE_RAW_DATA[which][3][j][2]);
}
glVertex3f(SLOPE_RAW_DATA[which][3][0][0],
SLOPE_RAW_DATA[which][3][0][1],
SLOPE_RAW_DATA[which][3][0][2]);
glEnd();
glEnable(GL_TEXTURE_2D);
// end-of-lines
COLOR_OFF;
}
}
jj = 0;
if (bi->right && (which != 43)) {
if (drawTextured) {
glBindTexture(GL_TEXTURE_2D, right_tex);
glBegin(GL_QUADS);
SLOPE_TEX_CP(3);
if (bi->flipLeftRight()) {
MSWAP(0, 2);
MSWAP(4, 6);
}
for (int j=0; j < 4; j++) {
//if (!bi->flipLeftRight())
GLTEX1_HELPER;
/*
glTexCoord2f(SLOPE_TEX_DATA[which][3][j][0],
SLOPE_TEX_DATA[which][3][j][1]);
*/
scene_rendered_vertices += 1;
glVertex3f(SLOPE_RAW_DATA[which][4][j][0],
SLOPE_RAW_DATA[which][4][j][1],
SLOPE_RAW_DATA[which][4][j][2]);
}
glEnd();
}
// lines
if (drawLines) {
glDisable(GL_TEXTURE_2D);
COLOR_ON;
glBegin(GL_LINE_STRIP);
for (int j=0; j < 4; j++) {
glVertex3f(SLOPE_RAW_DATA[which][4][j][0],
SLOPE_RAW_DATA[which][4][j][1],
SLOPE_RAW_DATA[which][4][j][2]);
}
glVertex3f(SLOPE_RAW_DATA[which][4][0][0],
SLOPE_RAW_DATA[which][4][0][1],
SLOPE_RAW_DATA[which][4][0][2]);
glEnd();
glEnable(GL_TEXTURE_2D);
// end-of-lines
COLOR_OFF;
}
}
#if 0
for (int i = 0; i < 5; ++i) { // RESEARCH ME: is this correct? needed above as well?
if ((which == 41) && (i == 1))
continue;
if ((which == 42) && (i == 2))
continue;
if ((which == 43) && (i == 4))
continue;
if ((which == 44) && (i == 3))
continue;
jj = 0;
if (i == 0)
if (!bi->lid)
continue;
else {
glBindTexture(GL_TEXTURE_2D, lidCache->getTextureWithId(bi->lid));
if (bi->typeMap & 16384) {
jj += 2;
}
if (bi->typeMap & 32768) {
jj += 4;
}
}
if (i == 2)
if (!bi->top)
continue;
else
glBindTexture(GL_TEXTURE_2D, sideCache->getTextureWithId(bi->top));
if (i == 1)
if (!bi->bottom)
continue;
else
glBindTexture(GL_TEXTURE_2D, sideCache->getTextureWithId(bi->bottom));
if (i == 4)
if (!bi->right)
continue;
else
glBindTexture(GL_TEXTURE_2D, sideCache->getTextureWithId(bi->right));
if (i == 3)
if (!bi->left)
continue;
else
glBindTexture(GL_TEXTURE_2D, sideCache->getTextureWithId(bi->left));
glBegin(GL_QUADS);
// FIXME: normals are completely fucked up
switch(i) {
case 0:
glNormal3f(nx, ny, nz);
break;
case 1:
glNormal3f(0.0f, 0.0f, 1.0f);
break;
case 2:
glNormal3f(0.0f, 0.0f, -1.0f);
break;
case 3:
glNormal3f(-1.0f, 0.0f, 0.0f);
break;
case 4:
glNormal3f(1.0f, 0.0f, 0.0f);
break;
}
for (int j=0; j < 4; j++) {
GLTEX_HELPER;
scene_rendered_vertices += 3;
glVertex3f(SLOPE_RAW_DATA[which][i][j][0],
SLOPE_RAW_DATA[which][i][j][1],
SLOPE_RAW_DATA[which][i][j][2]);
}
glEnd();
}
#endif
} // else
if (!drawHeadingMarkers)
return;
float offset_correction = 0.1f;
if (which == 0)
offset_correction = -0.9f;
//glDisable(GL_LIGHTING);
glDisable(GL_TEXTURE_2D);
#define HEIGHT_VERTEX(a, b, c) glVertex3f(a, offset_correction + slope_height_offset(which, a, c), c)
if (bi->downOk()) {
glBegin(GL_LINES);
HEIGHT_VERTEX(0.5f, 0.1f, 0.2f);
HEIGHT_VERTEX(0.5f, 0.1f, 0.8f);
HEIGHT_VERTEX(0.45f, 0.1f, 0.7f);
HEIGHT_VERTEX(0.5f, 0.1f, 0.8f);
HEIGHT_VERTEX(0.55f, 0.1f, 0.7f);
HEIGHT_VERTEX(0.5f, 0.1f, 0.8f);
glEnd();
}
if (bi->upOk()) {
glBegin(GL_LINES);
HEIGHT_VERTEX(0.5f, 0.1f, 0.8f);
HEIGHT_VERTEX(0.5f, 0.1f, 0.2f);
HEIGHT_VERTEX(0.45f, 0.1f, 0.3f);
HEIGHT_VERTEX(0.5f, 0.1f, 0.2f);
HEIGHT_VERTEX(0.55f, 0.1f, 0.3f);
HEIGHT_VERTEX(0.5f, 0.1f, 0.2f);
glEnd();
}
if (bi->leftOk()) {
glBegin(GL_LINES);
HEIGHT_VERTEX(0.2f, 0.1f, 0.5f);
HEIGHT_VERTEX(0.8f, 0.1f, 0.5f);
HEIGHT_VERTEX(0.3f, 0.1f, 0.45f);
HEIGHT_VERTEX(0.2f, 0.1f, 0.5f);
HEIGHT_VERTEX(0.3f, 0.1f, 0.55f);
HEIGHT_VERTEX(0.2f, 0.1f, 0.5f);
glEnd();
}
if (bi->rightOk()) {
glBegin(GL_LINES);
HEIGHT_VERTEX(0.8f, 0.1f, 0.5f);
HEIGHT_VERTEX(0.2f, 0.1f, 0.5f);
HEIGHT_VERTEX(0.7f, 0.1f, 0.45f);
HEIGHT_VERTEX(0.8f, 0.1f, 0.5f);
HEIGHT_VERTEX(0.7f, 0.1f, 0.55f);
HEIGHT_VERTEX(0.8f, 0.1f, 0.5f);
glEnd();
}
// block lid normals
//#if 0
glColor3f(1, 0, 0);
#define NORMAL_POS(a, b) glVertex3f(a, slope_height_offset(which, a, b), b)
#define NORMAL_POS2(a, b) glVertex3f(a + nx, slope_height_offset(which, a, b) + ny, b + nz)
glBegin(GL_LINES);
if (bi->lid) {
NORMAL_POS(0.5f, 0.5f);
NORMAL_POS2(0.5f, 0.5f);
}
glColor3f(0, 1, 0);
if (bi->left) {
glVertex3f(0, 0.5f, 0.5f);
glVertex3f(-0.4f, 0.5f, 0.5f);
}
glColor3f(0, 0, 1);
if (bi->right && !bi->isFlat()) {
glVertex3f(1, 0.5f, 0.5f);
glVertex3f(1.4f, 0.5f, 0.5f);
}
glColor3f(0, 1, 0);
if (bi->top) {
glVertex3f(0.5f, 0.5f, 0.0f);
glVertex3f(0.5f, 0.5f, -0.4f);
}
glColor3f(0, 0, 1);
if (bi->bottom && !bi->isFlat()) {
glVertex3f(0.5f, 0.5f, 1.0f);
glVertex3f(0.5f, 0.5f, 1.4f);
}
glEnd();
glColor3f(1, 1, 1);
//#endif
glEnable(GL_TEXTURE_2D);
GL_CHECKERROR;
}
}
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