From 541c00c93fcd98f766cce661aa83ef4ffe713e57 Mon Sep 17 00:00:00 2001
From: pixel <pixel>
Date: Fri, 28 Mar 2003 12:30:26 +0000
Subject: First part of the backend separation

---
 lib/glsprite.cc | 137 ++++++--------------------------------------------------
 1 file changed, 14 insertions(+), 123 deletions(-)

(limited to 'lib/glsprite.cc')

diff --git a/lib/glsprite.cc b/lib/glsprite.cc
index 282eefe..68350c9 100644
--- a/lib/glsprite.cc
+++ b/lib/glsprite.cc
@@ -1,146 +1,37 @@
 #include <SDL.h>
 #include "glbase.h"
-#include "sprite.h"
+#include "glsprite.h"
+#include "engine.h"
 
 #define TEXSIZE 256
 
-mogltk::Sprite::TexList * mogltk::Sprite::TexList::header = 0;
-
-mogltk::Sprite::Sprite(Handle * h, int asx, int asy) : sx(asx), sy(asy) {
-    alloc();
-    for (int y = 0; y < sy; y++) {
-	h->read(tlist->GetTex()->GetPixels() + TEXSIZE * y + posx, sx * 4);
-    }
-}
-
-mogltk::Sprite::Sprite(Uint8 * p, int asx, int asy) : sx(asx), sy(asy) {
-    alloc();
-    for (int y = 0; y < sy; y++) {
-	bcopy(p, tlist->GetTex()->GetPixels() + TEXSIZE * y + posx, sx * 4);
-	p += sx * 4;
-    }
-}
-
-mogltk::Sprite::~Sprite() {
-    if (prev)
-	prev->next = next;
-    else
-	tlist->sprheader = next;
-
-    if (next)
-	next->prev = prev;
-
-    if (!tlist->sprheader) {
-	delete tlist;
-    }
-}
-
-void mogltk::Sprite::alloc() {
-    /* FIXMEEEEEEEEEEEEE */
-    bool found = false;
-    TexList * p;
-
-    for (p = tlist; p && !found; p = p->GetNext()) {
-	for (posy = 0; (posy < (TEXSIZE - sy)) && !found; posy++) {
-	    for (posx = 0; (posx < (TEXSIZE - sx)) && !found; posx++) {
-		if (p->sprheader->canfit(posx, posy, posx + sx, posy + sy)) {
-		    found = true;
-		}
-	    }
-	}
-    }
-    
-    if (!found) {
-#ifdef DEBUG
-	printm(M_INFO, "Allocating a new texture for sprites\n");
-#endif
-	posx = posy = 0;
-	p = new TexList(TEXSIZE);
-    }
-    
-    tlist = p;
-}
-
-mogltk::Sprite::TexList::TexList(int size) {
-    tex = new texture(size, size, true);
-
-    if (header)
-	header->next->prev = this;
-    prev = 0;
-    next = header;
-    header = this;    
-}
-
-mogltk::Sprite::TexList::~TexList() {
-    delete tex;
-
-    if (prev)
-	prev->next = next;
-    else
-	header = next;
-
-    if (next)
-	next->prev = prev;
-}
-
-const mogltk::texture * mogltk::Sprite::TexList::GetTex() const {
-    return tex;
-}
-
-mogltk::texture * mogltk::Sprite::TexList::GetTex() {
-    return tex;
-}
-
-const mogltk::Sprite::TexList * mogltk::Sprite::TexList::GetHead() {
-    return header;
-}
-
-const mogltk::Sprite::TexList * mogltk::Sprite::TexList::GetNext() const {
-    return next;
-}
-
-mogltk::Sprite::TexList * mogltk::Sprite::TexList::GetNext() {
-    return next;
-}
-
-void mogltk::Sprite::TexList::Bind() const {
-    tex->Bind();
+mogltk::glSprite::glSprite(Handle * h, int asx, int asy) : Sprite(h, asx, asy) {
 }
 
-bool mogltk::Sprite::intersect(int x1, int y1, int x2, int y2) const {
-    int sx1 = posx, sy1 = posy, sx2 = posx + sx, sy2 = posy + sy;
-    
-    return !((sx1 >= x2) || (sx2 <= x1) || (sy1 >= y1) || (sy2 <= y2));
+mogltk::glSprite::glSprite(Uint8 * p, int asx, int asy) : Sprite(p, asx, asy) {
 }
 
-bool mogltk::Sprite::canfit(int x1, int y1, int x2, int y2) const {
-    if (!intersect(x1, y1, x2, y2))
-	return true;
-    else
-	if (next)
-	    return next->canfit(x1, y1, x2, y2);
-	else
-	    return false;
+mogltk::glSprite::~glSprite() {
 }
 
-void mogltk::Sprite::draw(int dx, int dy, ColorP c) {
+void mogltk::glSprite::draw(int dx, int dy, ColorP c) {
     bool was2D;
     
-    was2D = mogltk::glbase::is2D();
+    was2D = mogltk::engine::glbase_o->is2D();
     
     if (!was2D)
-	mogltk::glbase::Enter2DMode();
+	mogltk::engine::glbase_o->Enter2DMode();
 	
     c.Bind();
 
-    tlist->Bind();
+    Bind();
     glBegin(GL_TRIANGLE_STRIP);
-    glTexCoord2i(posx         , posy         ); glVertex2i(dx         , dy         );
-    glTexCoord2i(posx + sx - 1, posy         ); glVertex2i(dx + sx - 1, dy         );
-    glTexCoord2i(posx         , posy + sy - 1); glVertex2i(dx         , dy + sy - 1);
-    glTexCoord2i(posx + sx - 1, posy + sy - 1); glVertex2i(dx + sx - 1, dy + sy - 1);
+    glTexCoord2i(GetPX()              , GetPY()              ); glVertex2i(dx              , dy              );
+    glTexCoord2i(GetPX() + GetSX() - 1, GetPY()              ); glVertex2i(dx + GetSX() - 1, dy              );
+    glTexCoord2i(GetPX()              , GetPY() + GetSY() - 1); glVertex2i(dx              , dy + GetSY() - 1);
+    glTexCoord2i(GetPX() + GetSX() - 1, GetPY() + GetSY() - 1); glVertex2i(dx + GetSX() - 1, dy + GetSY() - 1);
     glEnd();
 
     if (!was2D)
-	mogltk::glbase::Leave2DMode();
+	mogltk::engine::glbase_o->Leave2DMode();
 }
-- 
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