]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_draw.c
merged q1bsp and q3bsp surface rendering
[xonotic/darkplaces.git] / gl_draw.c
index 6304fb8e63dd0fd43a00c36ecc3cf94e979026ba..e861f118b8b0d228627c967c77d23ed28ba6dbd9 100644 (file)
--- a/gl_draw.c
+++ b/gl_draw.c
@@ -20,6 +20,10 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #include "quakedef.h"
 #include "image.h"
+#include "wad.h"
+
+#include "cl_video.h"
+
 
 static rtexture_t *char_texture;
 
@@ -34,6 +38,41 @@ static int numcachepics;
 
 static rtexturepool_t *drawtexturepool;
 
+static qbyte concharimage[11356] =
+{
+#include "lhfont.h"
+};
+
+extern qbyte *LoadTGA (qbyte *f, int matchwidth, int matchheight);
+
+static rtexture_t *draw_generateconchars(void)
+{
+       int i;
+       qbyte buffer[65536][4], *data = NULL;
+
+       fs_filesize = 11356;
+       data = LoadTGA (concharimage, 256, 256);
+       fs_filesize = -1;
+
+       for (i = 0;i < 32768;i++)
+       {
+               buffer[i][0] = 255;
+               buffer[i][1] = 255;
+               buffer[i][2] = 255;
+               buffer[i][3] = data[i*4+0];
+       }
+
+       for (i = 32768;i < 65536;i++)
+       {
+               buffer[i][0] = 255;
+               buffer[i][1] = 0;
+               buffer[i][2] = 0;
+               buffer[i][3] = data[i*4+0];
+       }
+       Mem_Free(data);
+       return R_LoadTexture2D(drawtexturepool, "conchars", 256, 256, &buffer[0][0], TEXTYPE_RGBA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
+}
+
 static qbyte pointerimage[256] =
 {
        "333333332......."
@@ -197,10 +236,24 @@ static rtexture_t *draw_generatecrosshair(int num)
 
 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
 }
 
 /*
@@ -215,6 +268,14 @@ cachepic_t *Draw_CachePic (char *path)
        cachepic_t *pic;
        qpic_t *p;
 
+       if (!strncmp(CLVIDEOPREFIX, path, sizeof(CLVIDEOPREFIX) - 1)) {
+               clvideo_t *video;
+
+               video = CL_GetVideo(path);
+               if( video )
+                       return &video->cpif;
+       }
+
        crc = CRC_Block(path, strlen(path));
        hashkey = ((crc >> 8) ^ crc) % CACHEPICHASHSIZE;
        for (pic = cachepichash[hashkey];pic;pic = pic->chain)
@@ -252,8 +313,13 @@ cachepic_t *Draw_CachePic (char *path)
                                pic->tex = R_LoadTexture2D(drawtexturepool, path, p->width, p->height, p->data, TEXTYPE_PALETTE, TEXF_ALPHA | TEXF_PRECACHE, palette_complete);
                }
        }
+
+       if (pic->tex == NULL && !strcmp(path, "gfx/conchars"))
+               pic->tex = draw_generateconchars();
        if (pic->tex == NULL && !strcmp(path, "ui/mousepointer.tga"))
                pic->tex = draw_generatemousepointer();
+       if (pic->tex == NULL && !strcmp(path, "gfx/prydoncursor001.tga"))
+               pic->tex = draw_generatemousepointer();
        if (pic->tex == NULL && !strcmp(path, "gfx/crosshair1.tga"))
                pic->tex = draw_generatecrosshair(0);
        if (pic->tex == NULL && !strcmp(path, "gfx/crosshair2.tga"))
@@ -268,8 +334,8 @@ cachepic_t  *Draw_CachePic (char *path)
                pic->tex = draw_generateditherpattern();
        if (pic->tex == NULL)
        {
-               Con_Printf ("Draw_CachePic: failed to load %s\n", path);
-               pic->tex = r_notexture;
+               Con_Printf("Draw_CachePic: failed to load %s\n", path);
+               pic->tex = r_texture_notexture;
        }
 
        pic->width = R_TextureWidth(pic->tex);
@@ -328,7 +394,7 @@ 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;
@@ -382,7 +448,7 @@ void R_DrawQueue(void)
        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;
@@ -404,22 +470,31 @@ void R_DrawQueue(void)
                        quadelements[pos++] = num + 3;
                }
        }
-       GL_SetupView_ViewPort(vid.realx, vid.realy, vid.realwidth, vid.realheight);
+
+       r_view_width = bound(0, r_refdef.width, vid.realwidth);
+       r_view_height = bound(0, r_refdef.height, vid.realheight);
+       r_view_depth = 1;
+       r_view_x = bound(0, r_refdef.x, vid.realwidth - r_refdef.width);
+       r_view_y = bound(0, r_refdef.y, vid.realheight - r_refdef.height);
+       r_view_z = 0;
+       r_view_fov_x = bound(0.1, r_refdef.fov_x, 170);
+       r_view_fov_y = bound(0.1, r_refdef.fov_y, 170);
+       r_view_matrix = r_refdef.viewentitymatrix;
+       GL_ColorMask(r_refdef.colormask[0], r_refdef.colormask[1], r_refdef.colormask[2], 1);
+
+       qglViewport(r_view_x, vid.realheight - (r_view_y + r_view_height), r_view_width, r_view_height);
        GL_SetupView_Mode_Ortho(0, 0, vid.conwidth, vid.conheight, -10, 100);
        qglDepthFunc(GL_LEQUAL);
-       R_Mesh_Start();
        R_Mesh_Matrix(&r_identitymatrix);
 
        chartexnum = R_GetTexture(char_texture);
 
        memset(&m, 0, sizeof(m));
-       m.tex[0] = 0;
-       R_Mesh_State_Texture(&m);
 
-       currentpic = "";
        pic = NULL;
        texnum = 0;
        color = 0;
+       GL_Color(1,1,1,1);
 
        batch = false;
        batchcount = 0;
@@ -428,10 +503,12 @@ void R_DrawQueue(void)
                dq = (drawqueue_t *)(r_refdef.drawqueue + pos);
                color = dq->color;
 
-               if(dq->flags & DRAWFLAG_ADDITIVE)
+               if(dq->flags == DRAWFLAG_ADDITIVE)
                        GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
-               else if(dq->flags & DRAWFLAG_MODULATE)
+               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
                        GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 
@@ -452,15 +529,12 @@ void R_DrawQueue(void)
                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;
-                       }
                        batchcount = 0;
-                       GL_VertexPointer(varray_vertex3f);
+                       m.pointer_vertex = varray_vertex3f;
+                       m.pointer_color = NULL;
                        m.pointer_texcoord[0] = varray_texcoord2f[0];
-                       R_Mesh_State_Texture(&m);
+                       m.tex[0] = chartexnum;
+                       R_Mesh_State(&m);
                        at = varray_texcoord2f[0];
                        av = varray_vertex3f;
                        while ((num = *str++) && x < vid.conwidth)
@@ -484,7 +558,9 @@ void R_DrawQueue(void)
                                        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_texcoord2f[0];
                                                av = varray_vertex3f;
@@ -493,17 +569,42 @@ void R_DrawQueue(void)
                                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);
-                       GL_VertexPointer(mesh->vertex3f);
-                       GL_ColorPointer(mesh->color4f);
+                       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);
-                       m.pointer_texcoord[0] = mesh->texcoord2f;
-                       R_Mesh_State_Texture(&m);
-                       R_Mesh_Draw(mesh->numvertices, mesh->numtriangles, mesh->element3i);
-                       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;
                }
        }
@@ -512,7 +613,8 @@ void R_DrawQueue(void)
        {
                // all the blends ignore depth
                memset(&m, 0, sizeof(m));
-               R_Mesh_State_Texture(&m);
+               m.pointer_vertex = blendvertex3f;
+               R_Mesh_State(&m);
                GL_DepthMask(true);
                GL_DepthTest(false);
                if (v_color_enable.integer)
@@ -526,7 +628,6 @@ void R_DrawQueue(void)
                if (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
                {
                        GL_BlendFunc(GL_DST_COLOR, GL_ONE);
-                       GL_VertexPointer(blendvertex3f);
                        while (c[0] >= 1.01f || c[1] >= 1.01f || c[2] >= 1.01f)
                        {
                                GL_Color(bound(0, c[0] - 1, 1), bound(0, c[1] - 1, 1), bound(0, c[2] - 1, 1), 1);
@@ -545,11 +646,9 @@ void R_DrawQueue(void)
                if (c[0] >= 0.01f || c[1] >= 0.01f || c[2] >= 0.01f)
                {
                        GL_BlendFunc(GL_ONE, GL_ONE);
-                       GL_VertexPointer(blendvertex3f);
                        GL_Color(c[0], c[1], c[2], 1);
                        R_Mesh_Draw(3, 1, polygonelements);
                }
        }
-       R_Mesh_Finish();
 }