X-Git-Url: http://git.xonotic.org/?a=blobdiff_plain;f=gl_draw.c;h=52ae5a6257d725ae3f560fadc381e864484282dc;hb=071f4b01d2665d6f77635425a2212b423d02a4b6;hp=c18954bc02e83110680873582c12ad642b66ab6c;hpb=63a4ff4563c4bbd232c265a288e9890e4015bd93;p=xonotic%2Fdarkplaces.git

diff --git a/gl_draw.c b/gl_draw.c
index c18954bc..52ae5a62 100644
--- a/gl_draw.c
+++ b/gl_draw.c
@@ -21,8 +21,6 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "quakedef.h"
 #include "image.h"
 
-cvar_t scr_conalpha = {CVAR_SAVE, "scr_conalpha", "1"};
-
 static rtexture_t *char_texture;
 
 //=============================================================================
@@ -197,6 +195,28 @@ static rtexture_t *draw_generatecrosshair(int num)
 	return R_LoadTexture2D(drawtexturepool, va("crosshair%i", num), 16, 16, &data[0][0], TEXTYPE_RGBA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
 }
 
+static rtexture_t *draw_generateditherpattern(void)
+{
+#if 1
+	int x, y;
+	qbyte data[8*8*4];
+	for (y = 0;y < 8;y++)
+	{
+		for (x = 0;x < 8;x++)
+		{
+			data[(y*8+x)*4+0] = data[(y*8+x)*4+1] = data[(y*8+x)*4+2] = ((x^y) & 4) ? 255 : 0;
+			data[(y*8+x)*4+3] = 255;
+		}
+	}
+	return R_LoadTexture2D(drawtexturepool, "ditherpattern", 8, 8, data, TEXTYPE_RGBA, TEXF_FORCENEAREST | TEXF_PRECACHE, NULL);
+#else
+	qbyte data[16];
+	memset(data, 255, sizeof(data));
+	data[0] = data[1] = data[2] = data[12] = data[13] = data[14] = 0;
+	return R_LoadTexture2D(drawtexturepool, "ditherpattern", 2, 2, data, TEXTYPE_RGBA, TEXF_FORCENEAREST | TEXF_PRECACHE, NULL);
+#endif
+}
+
 /*
 ================
 Draw_CachePic
@@ -258,9 +278,11 @@ cachepic_t	*Draw_CachePic (char *path)
 		pic->tex = draw_generatecrosshair(3);
 	if (pic->tex == NULL && !strcmp(path, "gfx/crosshair5.tga"))
 		pic->tex = draw_generatecrosshair(4);
+	if (pic->tex == NULL && !strcmp(path, "gfx/colorcontrol/ditherpattern.tga"))
+		pic->tex = draw_generateditherpattern();
 	if (pic->tex == NULL)
 	{
-		Con_Printf ("Draw_CachePic: failed to load %s\n", path);
+		Con_Printf("Draw_CachePic: failed to load %s\n", path);
 		pic->tex = r_notexture;
 	}
 
@@ -320,7 +342,7 @@ void Draw_FreePic(char *picname)
 	hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
 	for (pic = cachepichash[hashkey];pic;pic = pic->chain)
 	{
-		if (!strcmp (picname, pic->name))
+		if (!strcmp (picname, pic->name) && pic->tex)
 		{
 			R_FreeTexture(pic->tex);
 			pic->width = 0;
@@ -359,22 +381,22 @@ static void gl_draw_newmap(void)
 
 void GL_Draw_Init (void)
 {
-	Cvar_RegisterVariable (&scr_conalpha);
-
 	numcachepics = 0;
 	memset(cachepichash, 0, sizeof(cachepichash));
 
 	R_RegisterModule("GL_Draw", gl_draw_start, gl_draw_shutdown, gl_draw_newmap);
 }
 
+float blendvertex3f[9] = {-5000, -5000, 10, 10000, -5000, 10, -5000, 10000, 10};
+
 int quadelements[768];
 void R_DrawQueue(void)
 {
-	int pos, num, chartexnum, overbright, texnum, additive, batch;
-	float x, y, w, h, s, t, u, v, cr, cg, cb, ca, *av, *at;
+	int pos, num, chartexnum, texnum, batch;
+	float x, y, w, h, s, t, u, v, *av, *at, c[4];
 	cachepic_t *pic;
 	drawqueue_t *dq;
-	char *str, *currentpic;
+	char *str;
 	int batchcount;
 	unsigned int color;
 	drawqueuemesh_t *mesh;
@@ -396,42 +418,43 @@ void R_DrawQueue(void)
 			quadelements[pos++] = num + 3;
 		}
 	}
-	GL_SetupView_ViewPort(vid.realx, vid.realy, vid.realwidth, vid.realheight);
+	qglViewport(0, 0, vid.realwidth, vid.realheight);
 	GL_SetupView_Mode_Ortho(0, 0, vid.conwidth, vid.conheight, -10, 100);
 	qglDepthFunc(GL_LEQUAL);
-	R_Mesh_Start();
 	R_Mesh_Matrix(&r_identitymatrix);
 
-	memset(&m, 0, sizeof(m));
 	chartexnum = R_GetTexture(char_texture);
-	m.tex[0] = chartexnum;
-	R_Mesh_TextureState(&m);
 
-	currentpic = "";
+	memset(&m, 0, sizeof(m));
+
 	pic = NULL;
 	texnum = 0;
 	color = 0;
+	GL_Color(1,1,1,1);
 
-	overbright = v_overbrightbits.integer;
 	batch = false;
 	batchcount = 0;
 	for (pos = 0;pos < r_refdef.drawqueuesize;pos += ((drawqueue_t *)(r_refdef.drawqueue + pos))->size)
 	{
 		dq = (drawqueue_t *)(r_refdef.drawqueue + pos);
-		additive = (dq->flags & DRAWFLAG_ADDITIVE) != 0;
 		color = dq->color;
-		m.blendfunc1 = GL_SRC_ALPHA;
-		if (additive)
-			m.blendfunc2 = GL_ONE;
+		
+		if(dq->flags == DRAWFLAG_ADDITIVE)
+			GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+		else if(dq->flags == DRAWFLAG_MODULATE)
+			GL_BlendFunc(GL_DST_COLOR, GL_ZERO);
+		else if(dq->flags == DRAWFLAG_2XMODULATE)
+			GL_BlendFunc(GL_DST_COLOR,GL_SRC_COLOR);
 		else
-			m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
-		m.depthdisable = true;
-		R_Mesh_MainState(&m);
-
-		cr = (float) ((color >> 24) & 0xFF) * (1.0f / 255.0f) * r_colorscale;
-		cg = (float) ((color >> 16) & 0xFF) * (1.0f / 255.0f) * r_colorscale;
-		cb = (float) ((color >>  8) & 0xFF) * (1.0f / 255.0f) * r_colorscale;
-		ca = (float) ( color        & 0xFF) * (1.0f / 255.0f);
+			GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+		GL_DepthMask(true);
+		GL_DepthTest(false);
+
+		c[0] = (float) ((color >> 24) & 0xFF) * (1.0f / 255.0f);
+		c[1] = (float) ((color >> 16) & 0xFF) * (1.0f / 255.0f);
+		c[2] = (float) ((color >>  8) & 0xFF) * (1.0f / 255.0f);
+		c[3] = (float) ( color        & 0xFF) * (1.0f / 255.0f);
 		x = dq->x;
 		y = dq->y;
 		w = dq->scalex;
@@ -439,50 +462,17 @@ void R_DrawQueue(void)
 
 		switch(dq->command)
 		{
-		case DRAWQUEUE_PIC:
-			str = (char *)(dq + 1);
-			if (strcmp(str, currentpic))
-			{
-				currentpic = str;
-				if (*str)
-				{
-					pic = Draw_CachePic(str);
-					m.tex[0] = R_GetTexture(pic->tex);
-				}
-				else
-					m.tex[0] = 0;
-				R_Mesh_TextureState(&m);
-			}
-			if (*str)
-			{
-				if (w == 0)
-					w = pic->width;
-				if (h == 0)
-					h = pic->height;
-			}
-			varray_texcoord[0][ 0] = 0;varray_texcoord[0][ 1] = 0;
-			varray_texcoord[0][ 4] = 1;varray_texcoord[0][ 5] = 0;
-			varray_texcoord[0][ 8] = 1;varray_texcoord[0][ 9] = 1;
-			varray_texcoord[0][12] = 0;varray_texcoord[0][13] = 1;
-			varray_vertex[ 0] = x  ;varray_vertex[ 1] = y  ;varray_vertex[ 2] = 10;
-			varray_vertex[ 4] = x+w;varray_vertex[ 5] = y  ;varray_vertex[ 6] = 10;
-			varray_vertex[ 8] = x+w;varray_vertex[ 9] = y+h;varray_vertex[10] = 10;
-			varray_vertex[12] = x  ;varray_vertex[13] = y+h;varray_vertex[14] = 10;
-			GL_Color(cr, cg, cb, ca);
-			R_Mesh_Draw(4, 2, quadelements);
-			break;
 		case DRAWQUEUE_STRING:
+			GL_Color(c[0], c[1], c[2], c[3]);
 			str = (char *)(dq + 1);
-			if (strcmp("gfx/conchars", currentpic))
-			{
-				currentpic = "gfx/conchars";
-				m.tex[0] = chartexnum;
-				R_Mesh_TextureState(&m);
-			}
 			batchcount = 0;
-			at = varray_texcoord[0];
-			av = varray_vertex;
-			GL_Color(cr, cg, cb, ca);
+			m.pointer_vertex = varray_vertex3f;
+			m.pointer_color = NULL;
+			m.pointer_texcoord[0] = varray_texcoord2f[0];
+			m.tex[0] = chartexnum;
+			R_Mesh_State(&m);
+			at = varray_texcoord2f[0];
+			av = varray_vertex3f;
 			while ((num = *str++) && x < vid.conwidth)
 			{
 				if (num != ' ')
@@ -492,89 +482,109 @@ void R_DrawQueue(void)
 					u = 0.0625f - (1.0f / 256.0f);
 					v = 0.0625f - (1.0f / 256.0f);
 					at[ 0] = s  ;at[ 1] = t  ;
-					at[ 4] = s+u;at[ 5] = t  ;
-					at[ 8] = s+u;at[ 9] = t+v;
-					at[12] = s  ;at[13] = t+v;
+					at[ 2] = s+u;at[ 3] = t  ;
+					at[ 4] = s+u;at[ 5] = t+v;
+					at[ 6] = s  ;at[ 7] = t+v;
 					av[ 0] = x  ;av[ 1] = y  ;av[ 2] = 10;
-					av[ 4] = x+w;av[ 5] = y  ;av[ 6] = 10;
-					av[ 8] = x+w;av[ 9] = y+h;av[10] = 10;
-					av[12] = x  ;av[13] = y+h;av[14] = 10;
-					at += 16;
-					av += 16;
+					av[ 3] = x+w;av[ 4] = y  ;av[ 5] = 10;
+					av[ 6] = x+w;av[ 7] = y+h;av[ 8] = 10;
+					av[ 9] = x  ;av[10] = y+h;av[11] = 10;
+					at += 8;
+					av += 12;
 					batchcount++;
 					if (batchcount >= 128)
 					{
+						GL_LockArrays(0, batchcount * 4);
 						R_Mesh_Draw(batchcount * 4, batchcount * 2, quadelements);
+						GL_LockArrays(0, 0);
 						batchcount = 0;
-						at = varray_texcoord[0];
-						av = varray_vertex;
+						at = varray_texcoord2f[0];
+						av = varray_vertex3f;
 					}
 				}
 				x += w;
 			}
 			if (batchcount > 0)
+			{
+				GL_LockArrays(0, batchcount * 4);
 				R_Mesh_Draw(batchcount * 4, batchcount * 2, quadelements);
+				GL_LockArrays(0, 0);
+			}
 			break;
 		case DRAWQUEUE_MESH:
 			mesh = (void *)(dq + 1);
+			m.pointer_vertex = mesh->data_vertex3f;
+			m.pointer_color = mesh->data_color4f;
+			m.pointer_texcoord[0] = mesh->data_texcoord2f;
 			m.tex[0] = R_GetTexture(mesh->texture);
-			R_Mesh_TextureState(&m);
-			R_Mesh_ResizeCheck(mesh->numvertices);
-			memcpy(varray_vertex, mesh->vertices, sizeof(float[4]) * mesh->numvertices);
-			memcpy(varray_texcoord[0], mesh->texcoords, sizeof(float[4]) * mesh->numvertices);
-			memcpy(varray_color, mesh->colors, sizeof(float[4]) * mesh->numvertices);
-			GL_UseColorArray();
-			R_Mesh_Draw(mesh->numvertices, mesh->numtriangles, mesh->indices);
-			currentpic = "\0";
+			if (!m.tex[0])
+				m.pointer_texcoord[0] = NULL;
+			R_Mesh_State(&m);
+			GL_LockArrays(0, mesh->num_vertices);
+			R_Mesh_Draw(mesh->num_vertices, mesh->num_triangles, mesh->data_element3i);
+			GL_LockArrays(0, 0);
 			break;
+		case DRAWQUEUE_SETCLIP:
+			{
+				// We have to convert the con coords into real coords
+				int x , y, width, height;
+				x = dq->x * ((float)vid.realwidth / vid.conwidth);
+				// OGL uses top to bottom 
+				y = dq->y * ((float) vid.realheight / vid.conheight);
+				width = dq->scalex * ((float)vid.realwidth / vid.conwidth);
+				height = dq->scaley * ((float)vid.realheight / vid.conheight);
+
+				GL_Scissor(x, y, width, height);
+
+				GL_ScissorTest(true);
+			}
+			break;
+		case DRAWQUEUE_RESETCLIP:
+			GL_ScissorTest(false);
+			break;				
 		}
 	}
 
-	if (!v_hwgamma.integer)
+	if (!vid_usinghwgamma)
 	{
-		// we use one big triangle for all the screen blends
-		varray_texcoord[0][0] = 0;varray_texcoord[0][1] = 0;
-		varray_texcoord[0][4] = 0;varray_texcoord[0][5] = 0;
-		varray_texcoord[0][8] = 0;varray_texcoord[0][9] = 0;
-		varray_vertex[0] = -5000;varray_vertex[1] = -5000;varray_vertex[2] = 10;
-		varray_vertex[4] = 10000;varray_vertex[5] = -5000;varray_vertex[6] = 10;
-		varray_vertex[8] = -5000;varray_vertex[9] = 10000;varray_vertex[10] = 10;
 		// all the blends ignore depth
 		memset(&m, 0, sizeof(m));
-		m.depthdisable = true;
-		t = v_contrast.value * (float) (1 << v_overbrightbits.integer);
-		if (t >= 1.01f)
+		m.pointer_vertex = blendvertex3f;
+		R_Mesh_State(&m);
+		GL_DepthMask(true);
+		GL_DepthTest(false);
+		if (v_color_enable.integer)
 		{
-			m.blendfunc1 = GL_DST_COLOR;
-			m.blendfunc2 = GL_ONE;
-			R_Mesh_State(&m);
-			while (t >= 1.01f)
+			c[0] = v_color_white_r.value;
+			c[1] = v_color_white_g.value;
+			c[2] = v_color_white_b.value;
+		}
+		else
+			c[0] = c[1] = c[2] = v_contrast.value;
+		if (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
+		{
+			GL_BlendFunc(GL_DST_COLOR, GL_ONE);
+			while (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
 			{
-				cr = t - 1.0f;
-				if (cr > 1.0f)
-					cr = 1.0f;
-				GL_Color(cr, cr, cr, 1);
+				GL_Color(bound(0, c[0] - 1, 1), bound(0, c[1] - 1, 1), bound(0, c[2] - 1, 1), 1);
 				R_Mesh_Draw(3, 1, polygonelements);
-				t *= 0.5;
+				VectorScale(c, 0.5, c);
 			}
 		}
-		else if (t <= 0.99f)
+		if (v_color_enable.integer)
 		{
-			m.blendfunc1 = GL_ZERO;
-			m.blendfunc2 = GL_SRC_COLOR;
-			R_Mesh_State(&m);
-			GL_Color(t, t, t, 1);
-			R_Mesh_Draw(3, 1, polygonelements);
+			c[0] = v_color_black_r.value;
+			c[1] = v_color_black_g.value;
+			c[2] = v_color_black_b.value;
 		}
-		if (v_brightness.value >= 0.01f)
+		else
+			c[0] = c[1] = c[2] = v_brightness.value;
+		if (c[0] >= 0.01f || c[1] >= 0.01f || c[2] >= 0.01f)
 		{
-			m.blendfunc1 = GL_ONE;
-			m.blendfunc2 = GL_ONE;
-			R_Mesh_State(&m);
-			GL_Color(v_brightness.value, v_brightness.value, v_brightness.value, 1);
+			GL_BlendFunc(GL_ONE, GL_ONE);
+			GL_Color(c[0], c[1], c[2], 1);
 			R_Mesh_Draw(3, 1, polygonelements);
 		}
 	}
-	R_Mesh_Finish();
 }