1 files changed, 302 insertions, 0 deletions
diff --git a/archive/hgehelp/hgesprite.cpp b/archive/hgehelp/hgesprite.cpp
new file mode 100644
index 0000000..3ff926f
--- /dev/null
+++ b/archive/hgehelp/hgesprite.cpp
@@ -0,0 +1,302 @@
+/*
+** Haaf's Game Engine 1.7
+** Copyright (C) 2003-2007, Relish Games
+** hge.relishgames.com
+**
+** hgeSprite helper class implementation
+*/
+
+
+#include "hgesprite.h"
+#include <math.h>
+
+
+HGE *hgeSprite::hge=0;
+
+
+hgeSprite::hgeSprite(HTEXTURE texture, float texx, float texy, float w, float h)
+{
+	float texx1, texy1, texx2, texy2;
+
+	hge=hgeCreate(HGE_VERSION);
+
+	tx=texx; ty=texy;
+	width=w; height=h;
+
+	if(texture)
+	{
+		tex_width = (float)hge->Texture_GetWidth(texture);
+		tex_height = (float)hge->Texture_GetHeight(texture);
+	}
+	else
+	{
+		tex_width = 1.0f;
+		tex_height = 1.0f;
+	}
+
+	hotX=0;
+	hotY=0;
+	bXFlip=false;
+	bYFlip=false;
+	bHSFlip=false;
+	quad.tex=texture;
+
+	texx1=texx/tex_width;
+	texy1=texy/tex_height;
+	texx2=(texx+w)/tex_width;
+	texy2=(texy+h)/tex_height;
+
+	quad.v[0].tx = texx1; quad.v[0].ty = texy1;
+	quad.v[1].tx = texx2; quad.v[1].ty = texy1;
+	quad.v[2].tx = texx2; quad.v[2].ty = texy2;
+	quad.v[3].tx = texx1; quad.v[3].ty = texy2;
+
+	quad.v[0].z =
+	quad.v[1].z =
+	quad.v[2].z =
+	quad.v[3].z = 0.5f;
+
+	quad.v[0].col =
+	quad.v[1].col =
+	quad.v[2].col =
+	quad.v[3].col = 0xffffffff;
+
+	quad.blend=BLEND_DEFAULT;
+}
+
+hgeSprite::hgeSprite(const hgeSprite &spr)
+{
+	memcpy(this, &spr, sizeof(hgeSprite));
+	hge=hgeCreate(HGE_VERSION);
+}
+
+void hgeSprite::Render(float x, float y)
+{
+	float tempx1, tempy1, tempx2, tempy2;
+
+	tempx1 = x-hotX;
+	tempy1 = y-hotY;
+	tempx2 = x+width-hotX;
+	tempy2 = y+height-hotY;
+
+	quad.v[0].x = tempx1; quad.v[0].y = tempy1;
+	quad.v[1].x = tempx2; quad.v[1].y = tempy1;
+	quad.v[2].x = tempx2; quad.v[2].y = tempy2;
+	quad.v[3].x = tempx1; quad.v[3].y = tempy2;
+
+	hge->Gfx_RenderQuad(&quad);
+}
+
+
+void hgeSprite::RenderEx(float x, float y, float rot, float hscale, float vscale)
+{
+	float tx1, ty1, tx2, ty2;
+	float sint, cost;
+
+	if(vscale==0) vscale=hscale;
+
+	tx1 = -hotX*hscale;
+	ty1 = -hotY*vscale;
+	tx2 = (width-hotX)*hscale;
+	ty2 = (height-hotY)*vscale;
+
+	if (rot != 0.0f)
+	{
+		cost = cosf(rot);
+		sint = sinf(rot);
+
+		quad.v[0].x  = tx1*cost - ty1*sint + x;
+		quad.v[0].y  = tx1*sint + ty1*cost + y;
+
+		quad.v[1].x  = tx2*cost - ty1*sint + x;
+		quad.v[1].y  = tx2*sint + ty1*cost + y;
+
+		quad.v[2].x  = tx2*cost - ty2*sint + x;
+		quad.v[2].y  = tx2*sint + ty2*cost + y;
+
+		quad.v[3].x  = tx1*cost - ty2*sint + x;
+		quad.v[3].y  = tx1*sint + ty2*cost + y;
+	}
+	else
+	{
+		quad.v[0].x = tx1 + x; quad.v[0].y = ty1 + y;
+		quad.v[1].x = tx2 + x; quad.v[1].y = ty1 + y;
+		quad.v[2].x = tx2 + x; quad.v[2].y = ty2 + y;
+		quad.v[3].x = tx1 + x; quad.v[3].y = ty2 + y;
+	}
+
+	hge->Gfx_RenderQuad(&quad);
+}
+
+
+void hgeSprite::RenderStretch(float x1, float y1, float x2, float y2)
+{
+	quad.v[0].x = x1; quad.v[0].y = y1;
+	quad.v[1].x = x2; quad.v[1].y = y1;
+	quad.v[2].x = x2; quad.v[2].y = y2;
+	quad.v[3].x = x1; quad.v[3].y = y2;
+
+	hge->Gfx_RenderQuad(&quad);
+}
+
+
+void hgeSprite::Render4V(float x0, float y0, float x1, float y1, float x2, float y2, float x3, float y3)
+{
+	quad.v[0].x = x0; quad.v[0].y = y0;
+	quad.v[1].x = x1; quad.v[1].y = y1;
+	quad.v[2].x = x2; quad.v[2].y = y2;
+	quad.v[3].x = x3; quad.v[3].y = y3;
+
+	hge->Gfx_RenderQuad(&quad);
+}
+
+
+hgeRect* hgeSprite::GetBoundingBoxEx(float x, float y, float rot, float hscale, float vscale, hgeRect *rect) const
+{
+	float tx1, ty1, tx2, ty2;
+	float sint, cost;
+
+	rect->Clear();
+
+	tx1 = -hotX*hscale;
+	ty1 = -hotY*vscale;
+	tx2 = (width-hotX)*hscale;
+	ty2 = (height-hotY)*vscale;
+
+	if (rot != 0.0f)
+	{
+		cost = cosf(rot);
+		sint = sinf(rot);
+
+		rect->Encapsulate(tx1*cost - ty1*sint + x, tx1*sint + ty1*cost + y);
+		rect->Encapsulate(tx2*cost - ty1*sint + x, tx2*sint + ty1*cost + y);
+		rect->Encapsulate(tx2*cost - ty2*sint + x, tx2*sint + ty2*cost + y);
+		rect->Encapsulate(tx1*cost - ty2*sint + x, tx1*sint + ty2*cost + y);
+	}
+	else
+	{
+		rect->Encapsulate(tx1 + x, ty1 + y);
+		rect->Encapsulate(tx2 + x, ty1 + y);
+		rect->Encapsulate(tx2 + x, ty2 + y);
+		rect->Encapsulate(tx1 + x, ty2 + y);
+	}
+
+	return rect;
+}
+
+void hgeSprite::SetFlip(bool bX, bool bY, bool bHotSpot)
+{
+	float tx, ty;
+
+	if(bHSFlip && bXFlip) hotX = width - hotX;
+	if(bHSFlip && bYFlip) hotY = height - hotY;
+
+	bHSFlip = bHotSpot;
+
+	if(bHSFlip && bXFlip) hotX = width - hotX;
+	if(bHSFlip && bYFlip) hotY = height - hotY;
+
+	if(bX != bXFlip)
+	{
+		tx=quad.v[0].tx; quad.v[0].tx=quad.v[1].tx; quad.v[1].tx=tx;
+		ty=quad.v[0].ty; quad.v[0].ty=quad.v[1].ty; quad.v[1].ty=ty;
+		tx=quad.v[3].tx; quad.v[3].tx=quad.v[2].tx; quad.v[2].tx=tx;
+		ty=quad.v[3].ty; quad.v[3].ty=quad.v[2].ty; quad.v[2].ty=ty;
+
+		bXFlip=!bXFlip;
+	}
+
+	if(bY != bYFlip)
+	{
+		tx=quad.v[0].tx; quad.v[0].tx=quad.v[3].tx; quad.v[3].tx=tx;
+		ty=quad.v[0].ty; quad.v[0].ty=quad.v[3].ty; quad.v[3].ty=ty;
+		tx=quad.v[1].tx; quad.v[1].tx=quad.v[2].tx; quad.v[2].tx=tx;
+		ty=quad.v[1].ty; quad.v[1].ty=quad.v[2].ty; quad.v[2].ty=ty;
+
+		bYFlip=!bYFlip;
+	}
+}
+
+
+void hgeSprite::SetTexture(HTEXTURE tex)
+{
+	float tx1,ty1,tx2,ty2;
+	float tw,th;
+
+	quad.tex=tex;
+
+	if(tex)
+	{
+		tw = (float)hge->Texture_GetWidth(tex);
+		th = (float)hge->Texture_GetHeight(tex);
+	}
+	else
+	{
+		tw = 1.0f;
+		th = 1.0f;
+	}
+
+	if(tw!=tex_width || th!=tex_height)
+	{
+		tx1=quad.v[0].tx*tex_width;
+		ty1=quad.v[0].ty*tex_height;
+		tx2=quad.v[2].tx*tex_width;
+		ty2=quad.v[2].ty*tex_height;
+
+		tex_width=tw;
+		tex_height=th;
+
+		tx1/=tw; ty1/=th;
+		tx2/=tw; ty2/=th;
+
+		quad.v[0].tx=tx1; quad.v[0].ty=ty1;
+		quad.v[1].tx=tx2; quad.v[1].ty=ty1;
+		quad.v[2].tx=tx2; quad.v[2].ty=ty2;
+		quad.v[3].tx=tx1; quad.v[3].ty=ty2;
+	}
+}
+
+
+void hgeSprite::SetTextureRect(float x, float y, float w, float h, bool adjSize)
+{
+	float tx1, ty1, tx2, ty2;
+	bool bX,bY,bHS;
+
+	tx=x;
+	ty=y;
+
+	if(adjSize)
+	{
+		width=w;
+		height=h;
+	}
+
+	tx1=tx/tex_width; ty1=ty/tex_height;
+	tx2=(tx+w)/tex_width; ty2=(ty+h)/tex_height;
+
+	quad.v[0].tx=tx1; quad.v[0].ty=ty1;
+	quad.v[1].tx=tx2; quad.v[1].ty=ty1;
+	quad.v[2].tx=tx2; quad.v[2].ty=ty2;
+	quad.v[3].tx=tx1; quad.v[3].ty=ty2;
+
+	bX=bXFlip; bY=bYFlip; bHS=bHSFlip;
+	bXFlip=false; bYFlip=false;
+	SetFlip(bX,bY,bHS);
+}
+
+
+void hgeSprite::SetColor(DWORD col, int i)
+{
+	if(i != -1)
+		quad.v[i].col = col;
+	else
+		quad.v[0].col = quad.v[1].col = quad.v[2].col = quad.v[3].col = col;
+}
+
+void hgeSprite::SetZ(float z, int i)
+{
+	if(i != -1)
+		quad.v[i].z = z;
+	else
+		quad.v[0].z = quad.v[1].z = quad.v[2].z = quad.v[3].z = z;
+}