xor_bitmap drawing for renderer

src/graphics/OpenGLDrawMethods.inl

@@ -228,16 +228,16 @@ void PIXELMETHODS_CLASS::xor_rect(int x, int y, int width, int height)
 
 void PIXELMETHODS_CLASS::xor_bitmap(unsigned char * bitmap, int x, int y, int w, int h)
 {
-	/* Rewriting until better method can be found */
 	//glEnable(GL_COLOR_LOGIC_OP);
 	//glLogicOp(GL_XOR);
+	
 	glEnable(GL_TEXTURE_2D);
 	glBindTexture(GL_TEXTURE_2D, textTexture);
 
     glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
 
     glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_ALPHA, GL_UNSIGNED_BYTE, bitmap);
+	glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, w, h, 0, GL_ALPHA, GL_UNSIGNED_BYTE, bitmap);
 
 	glBegin(GL_QUADS);
     glTexCoord2d(0, 0);
@@ -254,22 +254,6 @@ void PIXELMETHODS_CLASS::xor_bitmap(unsigned char * bitmap, int x, int y, int w,
 	glDisable(GL_TEXTURE_2D);
 	//glDisable(GL_COLOR_LOGIC_OP);
 	glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
-	
-	/*float old_size;
-	glGetFloatv(GL_POINT_SIZE,&old_size);	
-
-	glPointSize(1.0);
-	glBegin(GL_POINTS);
-	glColor4f(1.0f,1.0f,1.0f,1.0f);
-	for(int i =0; i < w*h; i++)
-	{
-		if(bitmap[i]==255)
-		{
-			glVertex2f(x+i%w,y+i/w);
-		}
-	}
-	glEnd();
-	glPointSize(old_size);*/
 }
 
 void PIXELMETHODS_CLASS::draw_line(int x, int y, int x2, int y2, int r, int g, int b, int a)

src/graphics/Renderer.cpp

@@ -34,7 +34,20 @@ extern "C"
 
 void Renderer::RenderBegin()
 {
-#ifndef OGLR
+#ifdef OGLI
+#ifdef OGLR
+	draw_air();
+	draw_grav();
+	render_parts();
+	render_fire();
+	DrawWalls();
+	draw_grav_zones();
+	DrawSigns();
+
+	glGetIntegerv(GL_FRAMEBUFFER_BINDING, &prevFbo);
+	glBindFramebuffer(GL_DRAW_FRAMEBUFFER, partsFbo);
+	glTranslated(0, MENUSIZE, 0);
+#else
 	if(display_mode & DISPLAY_PERS)
 	{
 		std::copy(persistentVid, persistentVid+(VIDXRES*YRES), vid);
@@ -46,12 +59,12 @@ void Renderer::RenderBegin()
 		vid = warpVid;
 		std::fill(warpVid, warpVid+(VIDXRES*VIDYRES), 0);
 	}
-#endif
-	//draw_air();
-	//draw_grav();
+
+	draw_air();
+	draw_grav();
 	render_parts();
-	//render_fire();
-#ifndef OGLR
+	render_fire();
+
 	if(display_mode & DISPLAY_PERS)
 	{
 		int i,r,g,b;
@@ -69,17 +82,59 @@ void Renderer::RenderBegin()
 			persistentVid[i] = PIXRGB(r,g,b);
 		}
 	}
-#endif
+
 	DrawWalls();
-	//draw_grav_zones();
-	//DrawSigns();
-#ifndef OGLR
+	draw_grav_zones();
+	DrawSigns();
 	if(display_mode & DISPLAY_WARP)
 	{
 		vid = oldVid;
 	}
 #endif
-#ifndef OGLI
+#else
+	if(display_mode & DISPLAY_PERS)
+	{
+		std::copy(persistentVid, persistentVid+(VIDXRES*YRES), vid);
+	}
+	pixel * oldVid;
+	if(display_mode & DISPLAY_WARP)
+	{
+		oldVid = vid;
+		vid = warpVid;
+		std::fill(warpVid, warpVid+(VIDXRES*VIDYRES), 0);
+	}
+
+	draw_air();
+	draw_grav();
+	render_parts();
+	render_fire();
+	if(display_mode & DISPLAY_PERS)
+	{
+		int i,r,g,b;
+		for (i = 0; i < VIDXRES*YRES; i++)
+		{
+			r = PIXR(vid[i]);
+			g = PIXG(vid[i]);
+			b = PIXB(vid[i]);
+			if (r>0)
+				r--;
+			if (g>0)
+				g--;
+			if (b>0)
+				b--;
+			persistentVid[i] = PIXRGB(r,g,b);
+		}
+	}
+
+	DrawWalls();
+	draw_grav_zones();
+	DrawSigns();
+
+	if(display_mode & DISPLAY_WARP)
+	{
+		vid = oldVid;
+	}
+
 	FinaliseParts();
 #endif
 }
@@ -88,6 +143,8 @@ void Renderer::RenderEnd()
 {
 #ifdef OGLI
 #ifdef OGLR
+	glTranslated(0, -MENUSIZE, 0);
+	glBindFramebuffer(GL_DRAW_FRAMEBUFFER, prevFbo);
 	FinaliseParts();
 	RenderZoom();
 #else
@@ -348,7 +405,7 @@ void Renderer::RenderZoom()
 
 		glGetIntegerv(GL_BLEND_SRC, &origBlendSrc);
 		glGetIntegerv(GL_BLEND_DST, &origBlendDst);
-		glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);//glBlendFunc(GL_ONE, GL_ZERO);
+		glBlendFunc(GL_ONE, GL_ZERO);
 
 		glEnable( GL_TEXTURE_2D );
 		//glReadBuffer(GL_AUX0);
@@ -2393,6 +2450,19 @@ Renderer::Renderer(Graphics * g, Simulation * sim):
 	glBindTexture(GL_TEXTURE_2D, 0);
 	glDisable(GL_TEXTURE_2D);
 
+	//Temptexture
+	glEnable(GL_TEXTURE_2D);
+	glGenTextures(1, &textTexture);
+	glBindTexture(GL_TEXTURE_2D, textTexture);
+	
+	glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
+	glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+	
+	glBindTexture(GL_TEXTURE_2D, 0);
+	glDisable(GL_TEXTURE_2D);
+
 	loadShaders();
 #endif
 	prepare_alpha(CELL, 1.0f);

src/graphics/Renderer.h

@@ -85,6 +85,7 @@ public:
 	void checkProgram(GLuint program, char * progname);
 	void loadShaders();
 	GLuint vidBuf,textTexture;
+	GLint prevFbo;
 #endif
 	pixel * vid;
 	pixel * persistentVid;