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-rw-r--r--src/Decals.cpp469
1 files changed, 126 insertions, 343 deletions
diff --git a/src/Decals.cpp b/src/Decals.cpp
index eb2a90b..510a557 100644
--- a/src/Decals.cpp
+++ b/src/Decals.cpp
@@ -1,363 +1,146 @@
+#include <algorithm>
#include <cmath>
-#include "Camera.h"
-#include "Constants.h"
#include "Decals.h"
-#include "misc.h"
-extern float multiplier;
-extern bool slomo;
-extern bool blood;
-extern float fogcolorr;
-extern float fogcolorg;
-extern float fogcolorb;
-//Functions
-extern float sinefluct;
-extern int environment;
-extern Model gunmodels[10];
-extern Camera camera;
-extern float precipitationhorz;
-extern float precipitationvert;
-extern float precipitationdensity;
-extern float snowdelay;
+#define NORMAL_OFFSET 0.02f
-int Decals::MakeDecal(int atype, XYZ location, float size, XYZ normal, int poly, Model *model, XYZ move, float rotation){
- int major=0;
- float normalv[3];
- XYZ right;
- XYZ up;
- XYZ nothing;
- XYZ axis[3];
- XYZ temp;
-
- nothing = {};
-
- axis[0].x=1;
- axis[1].y=1;
- axis[2].z=1;
-
- normalv[0]=abs(normal.x);
- normalv[1]=abs(normal.y);
- normalv[2]=abs(normal.z);
-
- if(normalv[1]>normalv[major])major=1;
- if(normalv[2]>normalv[major])major=2;
+enum corner { SW, SE, NE, NW };
- if (normalv[0] == 1 || normalv[1] == 1 || normalv[2] == 1) {
- if ((major == 0 && normal.x > 0) || major == 1)
- right = {0.0f, 0.0f, -1.0f};
- else if (major == 0)
- right = {0.0f, 0.0f, 1.0f};
- else if (major == 0)
- right = {normal.z, 0.0f, 0.0f};
- } else {
- right = crossProduct(axis[major], normal);
+void bind(struct Decals *d, XYZ location, float size, XYZ normal,
+ int poly, Model *model, XYZ move, float rotation,
+ XYZ right, XYZ up, enum corner direction)
+{
+ float x, y;
+ switch (direction) {
+ case SW:
+ x = -1.0f;
+ y = -1.0f;
+ break;
+ case NW:
+ x = 1.0f;
+ y = -1.0f;
+ break;
+ case NE:
+ x = 1.0f;
+ y = 1.0f;
+ break;
+ case SE:
+ x = -1.0f;
+ y = 1.0f;
+ break;
}
- up = normalize(crossProduct(normal, right));
- right = normalize(right);
+ size_t i = d->len * 8 + d->numpoints[d->len];
+ d->points[i] = location + right * x + up * y;
+ d->texcoordsx[i] = x * 0.5f + 0.5f;
+ d->texcoordsy[i] = y * 0.5f + 0.5f;
- float count;
- float count2;
- float countinc=1/size;
- if(countinc<.01)countinc=.01;
- if(countinc>.2)countinc=.2;
- float normaloffset=.02;
- int good;
-
- numpoints[howmanydecals]=0;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing - right - up) * (size/3) /*+ normal/100*/;
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = 0;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = 0;
- if((move.x==0&&move.z==0&&rotation==0)||
- LineFacetd(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25, model->vertex[model->Triangles[poly].vertex[0]], model->vertex[model->Triangles[poly].vertex[1]], model->vertex[model->Triangles[poly].vertex[2]],normal,&temp)
- )numpoints[howmanydecals]++;
- else {
- good=-1;
- count=1-countinc;
- while(good==-1&&count>-1){
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = 0;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = .5-count/2;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing - right - up*count) * (size/3);
- count-=countinc;
- good=model->LineCheck2(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25,&temp,move,rotation);
- }
- if(good!=-1)numpoints[howmanydecals]++;
- good=-1;
- count=1-countinc;
- while(good==-1&&count>-1){
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = .5-count/2;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = 0;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing - right*count - up) * (size/3);
- count-=countinc;
- good=model->LineCheck2(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25,&temp,move,rotation);
- }
- if(good!=-1)numpoints[howmanydecals]++;
- if(good==-1){
- good=-1;
- count2=1-countinc;
- while(good==-1&&count2>-1){
- count=1-countinc;
- while(good==-1&&count>-1){
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = .5-count2/2;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = .5-count/2;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing - right*count2 - up*count) * (size/3);
- count-=countinc;
- good=model->LineCheck2(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25,&temp,move,rotation);
- }
- count2-=countinc;
- }
- if(good!=-1)numpoints[howmanydecals]++;
- }
- }
-
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing + right - up) * (size/3) /*+ normal/100*/;
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = 1;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = 0;
- if((move.x==0&&move.y==0&&move.z==0&&rotation==0)||
- LineFacetd(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25, model->vertex[model->Triangles[poly].vertex[0]], model->vertex[model->Triangles[poly].vertex[1]], model->vertex[model->Triangles[poly].vertex[2]],normal,&temp)
- )numpoints[howmanydecals]++;
- else {
- good=-1;
- count=1-countinc;
- while(good==-1&&count>-1){
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = .5+count/2;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = 0;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing + right*count - up) * (size/3);
- count-=countinc;
- good=model->LineCheck2(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25,&temp,move,rotation);
- }
- if(good!=-1)numpoints[howmanydecals]++;
- good=-1;
- count=1-countinc;
- while(good==-1&&count>-1){
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = 1;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = .5-count/2;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing + right - up*count) * (size/3);
- count-=countinc;
- good=model->LineCheck2(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25,&temp,move,rotation);
- }
- if(good!=-1)numpoints[howmanydecals]++;
- if(good==-1){
- good=-1;
- count2=1-countinc;
- while(good==-1&&count2>-1){
- count=1-countinc;
- while(good==-1&&count>-1){
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = .5+count2/2;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = .5-count/2;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing + right*count2 - up*count) * (size/3);
- count-=countinc;
- good=model->LineCheck2(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25,&temp,move,rotation);
- }
- count2-=countinc;
- }
- if(good!=-1)numpoints[howmanydecals]++;
- }
- }
-
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing + right + up) * (size/3) /*+ normal/100*/;
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = 1;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = 1;
- if((move.x==0&&move.y==0&&move.z==0&&rotation==0)||
- LineFacetd(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25, model->vertex[model->Triangles[poly].vertex[0]], model->vertex[model->Triangles[poly].vertex[1]], model->vertex[model->Triangles[poly].vertex[2]],normal,&temp)
- )numpoints[howmanydecals]++;
- else {
- good=-1;
- count=1-countinc;
- while(good==-1&&count>-1){
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = 1;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = .5+count/2;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing + right + up*count) * (size/3);
- count-=countinc;
- good=model->LineCheck2(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25,&temp,move,rotation);
- }
- if(good!=-1)numpoints[howmanydecals]++;
- good=-1;
- count=1-countinc;
- while(good==-1&&count>-1){
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = .5+count/2;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = 1;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing + right*count + up) * (size/3);
- count-=countinc;
- good=model->LineCheck2(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25,&temp,move,rotation);
- }
- if(good!=-1)numpoints[howmanydecals]++;
- if(good==-1){
- good=-1;
- count2=1-countinc;
- while(good==-1&&count2>-1){
- count=1-countinc;
- while(good==-1&&count>-1){
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = .5+count2/2;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = .5+count/2;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing + right*count2 + up*count) * (size/3);
- count-=countinc;
- good=model->LineCheck2(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25,&temp,move,rotation);
- }
- count2-=countinc;
- }
- if(good!=-1)numpoints[howmanydecals]++;
- }
- }
-
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing - right + up) * (size/3) /*+ normal/100*/;
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = 0;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = 1;
- if((move.x==0&&move.y==0&&move.z==0&&rotation==0)||
- LineFacetd(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25, model->vertex[model->Triangles[poly].vertex[0]], model->vertex[model->Triangles[poly].vertex[1]], model->vertex[model->Triangles[poly].vertex[2]],normal,&temp)
- )numpoints[howmanydecals]++;
- else {
- good=-1;
- count=1-countinc;
- while(good==-1&&count>-1){
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = .5-count/2;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = 1;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing - right*count + up) * (size/3);
- count-=countinc;
- good=model->LineCheck2(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25,&temp,move,rotation);
- }
- if(good!=-1)numpoints[howmanydecals]++;
- good=-1;
- count=1-countinc;
- while(good==-1&&count>-1){
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = 0;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = .5+count/2;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing - right + up*count) * (size/3);
- count-=countinc;
- good=model->LineCheck2(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25,&temp,move,rotation);
- }
- if(good!=-1)numpoints[howmanydecals]++;
- if(good==-1){
- good=-1;
- count2=1-countinc;
- while(good==-1&&count2>-1){
- count=1-countinc;
- while(good==-1&&count>-1){
- texcoordsx[howmanydecals*8+numpoints[howmanydecals]] = .5-count2/2;
- texcoordsy[howmanydecals*8+numpoints[howmanydecals]] = .5+count/2;
- points[howmanydecals*8+numpoints[howmanydecals]] = location + (nothing - right*count2 + up*count) * (size/3);
- count-=countinc;
- good=model->LineCheck2(points[howmanydecals*8+numpoints[howmanydecals]]+normal/25,points[howmanydecals*8+numpoints[howmanydecals]]-normal/25,&temp,move,rotation);
- }
- count2-=countinc;
- }
- if(good!=-1)numpoints[howmanydecals]++;
- }
- }
- for(int i=0;i<numpoints[howmanydecals];i++){
- points[howmanydecals*8+i] += normal*normaloffset;
- }
-
- type[howmanydecals]=atype;
- alivetime[howmanydecals]=0;
- if(howmanydecals<maxdecals){howmanydecals++;}
-
- return 0;
-}
-
-int Decals::DeleteDecal(int which){
- if(which>=0){
- numpoints[which]=numpoints[howmanydecals-1];
- alivetime[which]=alivetime[howmanydecals-1];
- type[which]=type[howmanydecals-1];
- for(int i=0;i<numpoints[which];i++){
- points[which*8+i] = points[howmanydecals*8-8+i];
- texcoordsx[which*8+i] = texcoordsx[howmanydecals*8-8+i];
- texcoordsy[which*8+i] = texcoordsy[howmanydecals*8-8+i];
- }
- if(howmanydecals>0){howmanydecals--;}
+ XYZ temp;
+ if ((move.x == 0 && move.y == 0 && move.z == 0 && rotation == 0)
+ || segCrossTrigon(d->points[i] + normal / 25,
+ d->points[i] - normal / 25,
+ model->vertex + model->Triangles[poly].vertex[0],
+ model->vertex + model->Triangles[poly].vertex[1],
+ model->vertex + model->Triangles[poly].vertex[2],
+ &normal, &temp)) {
+ d->numpoints[d->len]++;
+ return;
}
- return 0;
-}
-
-void Decals::DoStuff()
-{
- for(int i=0;i<howmanydecals;i++){
- alivetime[i]+=multiplier;
- if(alivetime[i]>10&&(type[i]==bullethole||type[i]==crater))DeleteDecal(i);
- if(alivetime[i]>20&&(type[i]==bloodpool))DeleteDecal(i);
+ const auto n = normal / 25.0f;
+ const float countinc = std::max(0.01f, std::min(1.0f / size, 0.2f));
+ int good = -1;
+ float count = 1.0f - countinc;
+ while (good == -1 && count > -1.0f) {
+ d->texcoordsx[i] = x * 0.5f + 0.5f;
+ d->texcoordsy[i] = y * count * 0.5f + 0.5f;
+ d->points[i] = location + right * x + up * (y * count);
+ count -= countinc;
+ good = model->LineCheck2(d->points[i] + n,
+ d->points[i] - n,
+ &temp, move, rotation);
+ }
+ if (good > -1) {
+ d->numpoints[d->len]++;
+ i++;
}
-}
-
-void Decals::draw()
-{
- glAlphaFunc(GL_GREATER, 0.01);
-
- float bloodpoolspeed=1;
-
- glDepthFunc(GL_LEQUAL);
- glEnable(GL_BLEND);
- glEnable(GL_CULL_FACE);
- glEnable(GL_TEXTURE_2D);
- glEnable(GL_LIGHTING);
- glDepthMask(0);
- glAlphaFunc(GL_GREATER, 0.01);
- glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP );
- glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP );
- glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
- glEnable(GL_POLYGON_OFFSET_FILL);
- for(int i=0;i<howmanydecals;i++){
- if(type[i]==bullethole)glBindTexture(GL_TEXTURE_2D, bulletholetextureptr);
- if(type[i]==crater)glBindTexture(GL_TEXTURE_2D, cratertextureptr);
- if(type[i]!=bloodpool)glColor4f(1,1,1,10-alivetime[i]);
-
- if(type[i]==bloodpool&&alivetime[i]<bloodpoolspeed*.2)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[0]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*.2&&alivetime[i]<bloodpoolspeed*.4)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[1]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*.4&&alivetime[i]<bloodpoolspeed*.6)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[2]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*.6&&alivetime[i]<bloodpoolspeed*.8)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[3]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*.8&&alivetime[i]<bloodpoolspeed*1)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[4]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*1&&alivetime[i]<bloodpoolspeed*1.2)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[5]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*1.2&&alivetime[i]<bloodpoolspeed*1.4)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[6]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*1.4&&alivetime[i]<bloodpoolspeed*1.6)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[7]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*1.6&&alivetime[i]<bloodpoolspeed*1.8)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[8]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*1.8&&alivetime[i]<bloodpoolspeed*2.0)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[9]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*2.0)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[10]);
- if(type[i]==bloodpool&&alivetime[i]<bloodpoolspeed*2.0)glColor4f(1,1,1,1.5-(alivetime[i]*5/bloodpoolspeed-(int)(alivetime[i]*5/bloodpoolspeed)));
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*2.0)glColor4f(1,1,1,20-alivetime[i]);
-
- glPushMatrix();
- glBegin(GL_TRIANGLE_FAN);
- for(int j=0;j<numpoints[i];j++){
- glTexCoord2f(texcoordsx[i*8+j], texcoordsy[i*8+j]); glVertex3f(points[i*8+j].x,points[i*8+j].y,points[i*8+j].z);
- }
- glEnd();
- glPopMatrix();
- if(type[i]==bloodpool&&alivetime[i]<bloodpoolspeed*2.0){
- if(type[i]==bloodpool&&alivetime[i]<bloodpoolspeed*.2)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[1]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*.2&&alivetime[i]<bloodpoolspeed*.4)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[2]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*.4&&alivetime[i]<bloodpoolspeed*.6)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[3]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*.6&&alivetime[i]<bloodpoolspeed*.8)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[4]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*.8&&alivetime[i]<bloodpoolspeed*1)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[5]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*1&&alivetime[i]<bloodpoolspeed*1.2)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[6]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*1.2&&alivetime[i]<bloodpoolspeed*1.4)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[7]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*1.4&&alivetime[i]<bloodpoolspeed*1.6)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[8]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*1.6&&alivetime[i]<bloodpoolspeed*1.8)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[9]);
- if(type[i]==bloodpool&&alivetime[i]>=bloodpoolspeed*1.8&&alivetime[i]<bloodpoolspeed*2.0)glBindTexture(GL_TEXTURE_2D, bloodtextureptr[10]);
- if(type[i]==bloodpool)glColor4f(1,1,1,alivetime[i]*5/bloodpoolspeed-(int)(alivetime[i]*5/bloodpoolspeed));
+ good = -1;
+ count = 1.0f - countinc;
+ while (good == -1 && count > -1.0f) {
+ d->texcoordsx[i] = x * count * 0.5f + 0.5f;
+ d->texcoordsy[i] = y * 0.5f + 0.5f;
+ d->points[i] = location + right * (x * count) + up * y;
+ count -= countinc;
+ good = model->LineCheck2(d->points[i] + n,
+ d->points[i] - n,
+ &temp, move, rotation);
+ }
+ if (good > -1) {
+ d->numpoints[d->len]++;
+ return;
+ }
- glPushMatrix();
- glBegin(GL_TRIANGLE_FAN);
- for(int j=0;j<numpoints[i];j++){
- glTexCoord2f(texcoordsx[i*8+j], texcoordsy[i*8+j]); glVertex3f(points[i*8+j].x,points[i*8+j].y,points[i*8+j].z);
- }
- glEnd();
- glPopMatrix();
+ float count2 = 1.0f - countinc;
+ while (good == -1 && count2 > -1.0f){
+ count = 1.0f - countinc;
+ while (good == -1 && count > -1.0f) {
+ d->texcoordsx[i] = x * count2 * 0.5f + 0.5f;
+ d->texcoordsy[i] = y * count * 0.5f + 0.5f;
+ d->points[i] = location + right * (x * count2) + up * (y * count);
+ count -= countinc;
+ good = model->LineCheck2(d->points[i] + n,
+ d->points[i] - n,
+ &temp, move, rotation);
}
+ count2 -= countinc;
}
- glDepthMask(1);
- glDisable(GL_TEXTURE_2D);
- glColor4f(1,1,1,1);
- glEnable(GL_CULL_FACE);
- glDisable(GL_POLYGON_OFFSET_FILL);
- glDepthFunc(GL_LEQUAL);
+ if (good > -1)
+ d->numpoints[d->len]++;
}
-Decals::~Decals()
+void addDecal(struct Decals *d, enum decal kind, XYZ location, float size,
+ XYZ normal, int poly, Model *model, XYZ move, float rotation)
{
- const GLuint holes[] {bulletholetextureptr, cratertextureptr};
- glDeleteTextures(2, holes);
- glDeleteTextures(11, bloodtextureptr);
+ if (d->len >= MAX_DECALS)
+ return;
+ d->kind[d->len] = kind;
+ d->alive[d->len] = 0;
+
+ float normalv[] = {abs(normal.x), abs(normal.y), abs(normal.z)};
+ unsigned char major = 0;
+ if (normalv[1] > normalv[major])
+ major = 1;
+ if (normalv[2] > normalv[major])
+ major = 2;
+
+ XYZ right = {0.0f};
+ if (normalv[0] == 1.0f || normalv[1] == 1.0f || normalv[2] == 1.0f) {
+ if ((major == 0 && normal.x > 0) || major == 1)
+ right.z = -1.0f;
+ else if (major == 0)
+ right.z = 1.0f;
+ else
+ right.x = normal.z;
+ } else {
+ XYZ axis = {0.0f};
+ ((float *) &axis)[major] = 1.0f;
+ right = crossProduct(axis, normal);
+ }
+
+ d->numpoints[d->len] = 0;
+ XYZ up = normalize(crossProduct(normal, right)) * (size / 3);
+ right = normalize(right) * (size / 3);
+ bind(d, location, size, normal, poly, model,
+ move, rotation, right, up, SW);
+ bind(d, location, size, normal, poly, model,
+ move, rotation, right, up, NW);
+ bind(d, location, size, normal, poly, model,
+ move, rotation, right, up, NE);
+ bind(d, location, size, normal, poly, model,
+ move, rotation, right, up, SE);
+ for (int i = 0; i < d->numpoints[d->len]; ++i)
+ d->points[d->len * 8 + i] += normal * NORMAL_OFFSET;
+ d->len++;
}
generated by cgit v1.2.3 (git 2.25.1) at 2026-01-21 17:24:46 +0000