+
#include "quakedef.h"
+#include "image.h"
+#include "jpeg.h"
-cvar_t r_max_size = {0, "r_max_size", "2048"};
-cvar_t r_max_scrapsize = {0, "r_max_scrapsize", "1024"};
-cvar_t r_picmip = {0, "r_picmip", "0"};
+cvar_t r_max_size = {CVAR_SAVE, "r_max_size", "2048"};
+cvar_t r_max_scrapsize = {CVAR_SAVE, "r_max_scrapsize", "256"};
+cvar_t r_picmip = {CVAR_SAVE, "r_picmip", "0"};
cvar_t r_lerpimages = {CVAR_SAVE, "r_lerpimages", "1"};
cvar_t r_precachetextures = {CVAR_SAVE, "r_precachetextures", "1"};
+cvar_t gl_texture_anisotropy = {CVAR_SAVE, "gl_texture_anisotropy", "0"};
-int gl_filter_min = GL_LINEAR_MIPMAP_LINEAR; //NEAREST;
+int gl_filter_min = GL_LINEAR_MIPMAP_LINEAR;
int gl_filter_mag = GL_LINEAR;
static mempool_t *texturemempool;
+static mempool_t *texturedatamempool;
+static mempool_t *textureprocessingmempool;
// note: this must not conflict with TEXF_ flags in r_textures.h
// cleared when a texture is uploaded
#define GLTEXF_UPLOAD 0x00010000
-// texture generated by code, also causes permanent GLTEXF_UPLOAD effect
-#define GLTEXF_PROCEDURAL 0x00020000
// bitmask for mismatch checking
-#define GLTEXF_IMPORTANTBITS (GLTEXF_PROCEDURAL)
+#define GLTEXF_IMPORTANTBITS (0)
// set when image is uploaded and freed
#define GLTEXF_DESTROYED 0x00040000
// size of images which hold fragment textures, ignores picmip and max_size
-//#define BLOCK_SIZE 256
static int block_size;
-// really this number only governs gltexnuminuse
-#define MAX_GLTEXTURES 65536
-
-// since there is only one set of GL texture numbers, we have to track them
-// globally, everything else is per texture pool
-static byte *gltexnuminuse;
-
typedef struct
{
int textype;
int internalbytesperpixel;
int glformat;
int glinternalformat;
- int align;
}
textypeinfo_t;
-static textypeinfo_t textype_qpalette = {TEXTYPE_QPALETTE, 1, 4, GL_RGBA, 3, 1};
-static textypeinfo_t textype_rgb = {TEXTYPE_RGB , 3, 3, GL_RGB , 3, 3};
-static textypeinfo_t textype_rgba = {TEXTYPE_RGBA , 4, 4, GL_RGBA, 3, 1};
-static textypeinfo_t textype_qpalette_alpha = {TEXTYPE_QPALETTE, 1, 4, GL_RGBA, 4, 1};
-static textypeinfo_t textype_rgba_alpha = {TEXTYPE_RGBA , 4, 4, GL_RGBA, 4, 1};
+static textypeinfo_t textype_palette = {TEXTYPE_PALETTE, 1, 4, GL_RGBA , 3};
+static textypeinfo_t textype_rgb = {TEXTYPE_RGB , 3, 3, GL_RGB , 3};
+static textypeinfo_t textype_rgba = {TEXTYPE_RGBA , 4, 4, GL_RGBA , 3};
+static textypeinfo_t textype_palette_alpha = {TEXTYPE_PALETTE, 1, 4, GL_RGBA , 4};
+static textypeinfo_t textype_rgba_alpha = {TEXTYPE_RGBA , 4, 4, GL_RGBA , 4};
+static textypeinfo_t textype_dsdt = {TEXTYPE_DSDT , 2, 2, GL_DSDT_NV, GL_DSDT8_NV};
// a tiling texture (most common type)
#define GLIMAGETYPE_TILE 0
// a fragments texture (contains one or more fragment textures)
#define GLIMAGETYPE_FRAGMENTS 1
+#define GLTEXTURETYPE_1D 0
+#define GLTEXTURETYPE_2D 1
+#define GLTEXTURETYPE_3D 2
+#define GLTEXTURETYPE_CUBEMAP 3
+
+static int gltexturetypeenums[4] = {GL_TEXTURE_1D, GL_TEXTURE_2D, GL_TEXTURE_3D, GL_TEXTURE_CUBE_MAP_ARB};
+static int gltexturetypebindingenums[4] = {GL_TEXTURE_BINDING_1D, GL_TEXTURE_BINDING_2D, GL_TEXTURE_BINDING_3D, GL_TEXTURE_BINDING_CUBE_MAP_ARB};
+static int gltexturetypedimensions[4] = {1, 2, 3, 2};
+static int cubemapside[6] =
+{
+ GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
+ GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
+ GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
+ GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
+ GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
+ GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB
+};
+
// a gltextureimage can have one (or more if fragments) gltextures inside
typedef struct gltextureimage_s
{
struct gltextureimage_s *imagechain;
int texturecount;
int type; // one of the GLIMAGETYPE_ values
+ int texturetype; // one of the GLTEXTURETYPE_ values
+ int sides; // 1 or 6 depending on texturetype
int texnum; // GL texture slot number
- int width, height;
+ int width, height, depth; // 3D texture support
int bytesperpixel; // bytes per pixel
int glformat; // GL_RGB or GL_RGBA
int glinternalformat; // 3 or 4
int flags;
- short *blockallocation; // fragment allocation
+ short *blockallocation; // fragment allocation (2D only)
}
gltextureimage_t;
typedef struct gltexture_s
{
+ // this field is exposed to the R_GetTexture macro, for speed reasons
+ // (must be identical in rtexture_t)
+ int texnum; // GL texture slot number
+
// pointer to texturepool (check this to see if the texture is allocated)
struct gltexturepool_s *pool;
// pointer to next texture in texturepool chain
// name of the texture (this might be removed someday), no duplicates
char *identifier;
// location in the image, and size
- int x, y, width, height;
- // copy of the original texture supplied to the upload function, for re-uploading or deferred uploads (non-precached)
- byte *inputtexels;
- // to identify cache mismatchs (this might be removed someday)
- int crc;
- // flags supplied to the LoadTexture/ProceduralTexture functions
+ int x, y, z, width, height, depth;
+ // copy of the original texture(s) supplied to the upload function, for
+ // delayed uploads (non-precached)
+ qbyte *inputtexels;
+ // original data size in *inputtexels
+ int inputdatasize;
+ // flags supplied to the LoadTexture function
// (might be altered to remove TEXF_ALPHA), and GLTEXF_ private flags
int flags;
- // procedural texture generation function, called once per frame if the texture is used
- int (*generate)(byte *buffer, int width, int height, void *parameterdata, int parameterdatasize);
- // data provided to generate, persistent from call to call
- byte *proceduraldata;
- // size of data
- int proceduraldatasize;
- // used only to avoid updating the texture more than once per frame
- int proceduralframecount;
// pointer to one of the textype_ structs
textypeinfo_t *textype;
+ // one of the GLTEXTURETYPE_ values
+ int texturetype;
+ // palette if the texture is TEXTYPE_PALETTE
+ const unsigned int *palette;
}
gltexture_t;
typedef struct gltexturepool_s
{
- int sentinel;
+ unsigned int sentinel;
struct gltextureimage_s *imagechain;
struct gltexture_s *gltchain;
struct gltexturepool_s *next;
static gltexturepool_t *gltexturepoolchain = NULL;
-static byte *resamplerow1 = NULL, *resamplerow2 = NULL;
-static int resamplerowsize = 0;
-static byte *resizebuffer = NULL, *colorconvertbuffer;
+static qbyte *resizebuffer = NULL, *colorconvertbuffer;
static int resizebuffersize = 0;
-static byte *texturebuffer;
+static qbyte *texturebuffer;
static int texturebuffersize = 0;
static int realmaxsize = 0;
{
switch(textype)
{
- case TEXTYPE_QPALETTE:
- return &textype_qpalette_alpha;
+ case TEXTYPE_PALETTE:
+ return &textype_palette_alpha;
case TEXTYPE_RGB:
Host_Error("R_GetTexTypeInfo: RGB format has no alpha, TEXF_ALPHA not allowed\n");
return NULL;
{
switch(textype)
{
- case TEXTYPE_QPALETTE:
- return &textype_qpalette;
+ case TEXTYPE_PALETTE:
+ return &textype_palette;
case TEXTYPE_RGB:
return &textype_rgb;
case TEXTYPE_RGBA:
return &textype_rgba;
+ case TEXTYPE_DSDT:
+ return &textype_dsdt;
default:
Host_Error("R_GetTexTypeInfo: unknown texture format\n");
return NULL;
R_UploadTexture(glt);
}
-int R_GetTexture(rtexture_t *rt)
+int R_RealGetTexture(rtexture_t *rt)
{
- gltexture_t *glt;
- if (!rt)
- return 0;
- glt = (gltexture_t *)rt;
- if (glt->flags & (GLTEXF_UPLOAD | GLTEXF_PROCEDURAL))
+ if (rt)
{
- if (glt->flags & GLTEXF_PROCEDURAL)
- {
- if (glt->proceduralframecount != r_framecount)
- {
- glt->proceduralframecount = r_framecount;
- R_UploadTexture(glt);
- }
- }
- else
+ gltexture_t *glt;
+ glt = (gltexture_t *)rt;
+ if (glt->flags & GLTEXF_UPLOAD)
R_UploadTexture(glt);
+ glt->texnum = glt->image->texnum;
+ return glt->image->texnum;
}
- return glt->image->texnum;
+ else
+ return 0;
}
-static void R_FreeTexture(gltexture_t *glt)
+void R_FreeTexture(rtexture_t *rt)
{
- gltexture_t **gltpointer;
+ gltexture_t *glt, **gltpointer;
gltextureimage_t *image, **gltimagepointer;
- GLuint texnum;
+
+ glt = (gltexture_t *)rt;
+ if (glt == NULL)
+ Host_Error("R_FreeTexture: texture == NULL\n");
for (gltpointer = &glt->pool->gltchain;*gltpointer && *gltpointer != glt;gltpointer = &(*gltpointer)->chain);
if (*gltpointer == glt)
*gltpointer = glt->chain;
else
- Host_Error("R_FreeTexture: texture not linked in pool\n");
+ Host_Error("R_FreeTexture: texture \"%s\" not linked in pool\n", glt->identifier);
// note: if freeing a fragment texture, this will not make the claimed
// space available for new textures unless all other fragments in the
// image are also freed
- image = glt->image;
- image->texturecount--;
- if (image->texturecount < 1)
+ if (glt->image)
{
- for (gltimagepointer = &glt->pool->imagechain;*gltimagepointer && *gltimagepointer != image;gltimagepointer = &(*gltimagepointer)->imagechain);
- if (*gltimagepointer == image)
- *gltimagepointer = image->imagechain;
- else
- Host_Error("R_FreeTexture: image not linked in pool\n");
- if (image->texnum)
+ image = glt->image;
+ image->texturecount--;
+ if (image->texturecount < 1)
{
- texnum = image->texnum;
- gltexnuminuse[image->texnum] = 0;
- glDeleteTextures(1, &texnum);
+ for (gltimagepointer = &glt->pool->imagechain;*gltimagepointer && *gltimagepointer != image;gltimagepointer = &(*gltimagepointer)->imagechain);
+ if (*gltimagepointer == image)
+ *gltimagepointer = image->imagechain;
+ else
+ Host_Error("R_FreeTexture: image not linked in pool\n");
+ if (image->texnum)
+ qglDeleteTextures(1, &image->texnum);
+ if (image->blockallocation)
+ Mem_Free(image->blockallocation);
+ Mem_Free(image);
}
- if (image->blockallocation)
- Mem_Free(image->blockallocation);
- Mem_Free(image);
}
if (glt->identifier)
Mem_Free(glt->identifier);
if (glt->inputtexels)
Mem_Free(glt->inputtexels);
- if (glt->proceduraldata)
- Mem_Free(glt->proceduraldata);
Mem_Free(glt);
}
+/*
static gltexture_t *R_FindTexture (gltexturepool_t *pool, char *identifier)
{
gltexture_t *glt;
return NULL;
}
+*/
rtexturepool_t *R_AllocTexturePool(void)
{
gltexturepool_t *pool;
+ if (texturemempool == NULL)
+ return NULL;
pool = Mem_Alloc(texturemempool, sizeof(gltexturepool_t));
if (pool == NULL)
return NULL;
- //memset(pool, 0, sizeof(gltexturepool_t));
pool->next = gltexturepoolchain;
gltexturepoolchain = pool;
pool->sentinel = TEXTUREPOOL_SENTINEL;
else
Host_Error("R_FreeTexturePool: pool not linked\n");
while (pool->gltchain)
- R_FreeTexture(pool->gltchain);
+ R_FreeTexture((rtexture_t *)pool->gltchain);
+ if (pool->imagechain)
+ Sys_Error("R_FreeTexturePool: not all images freed\n");
Mem_Free(pool);
}
static void GL_TextureMode_f (void)
{
int i;
+ GLint oldbindtexnum;
gltextureimage_t *image;
gltexturepool_t *pool;
}
for (i = 0;i < 6;i++)
- if (!Q_strcasecmp (modes[i].name, Cmd_Argv(1) ) )
+ if (!strcasecmp (modes[i].name, Cmd_Argv(1) ) )
break;
if (i == 6)
{
// only update already uploaded images
if (!(image->flags & GLTEXF_UPLOAD))
{
- glBindTexture(GL_TEXTURE_2D, image->texnum);
+ qglGetIntegerv(gltexturetypebindingenums[image->texturetype], &oldbindtexnum);
+ qglBindTexture(gltexturetypeenums[image->texturetype], image->texnum);
if (image->flags & TEXF_MIPMAP)
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
+ qglTexParameteri(gltexturetypeenums[image->texturetype], GL_TEXTURE_MIN_FILTER, gl_filter_min);
else
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_mag);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_mag);
+ qglTexParameteri(gltexturetypeenums[image->texturetype], GL_TEXTURE_MIN_FILTER, gl_filter_mag);
+ qglTexParameteri(gltexturetypeenums[image->texturetype], GL_TEXTURE_MAG_FILTER, gl_filter_mag);
+ qglBindTexture(gltexturetypeenums[image->texturetype], oldbindtexnum);
}
}
}
static int R_CalcTexelDataSize (gltexture_t *glt)
{
- int width2, height2, size;
+ int width2, height2, depth2, size;
if (glt->flags & TEXF_FRAGMENT)
- size = glt->width * glt->height;
+ size = glt->width * glt->height * glt->depth;
else
{
if (r_max_size.integer > realmaxsize)
// calculate final size
for (width2 = 1;width2 < glt->width;width2 <<= 1);
for (height2 = 1;height2 < glt->height;height2 <<= 1);
+ for (depth2 = 1;depth2 < glt->depth;depth2 <<= 1);
for (width2 >>= r_picmip.integer;width2 > r_max_size.integer;width2 >>= 1);
for (height2 >>= r_picmip.integer;height2 > r_max_size.integer;height2 >>= 1);
+ for (depth2 >>= r_picmip.integer;depth2 > r_max_size.integer;depth2 >>= 1);
if (width2 < 1) width2 = 1;
if (height2 < 1) height2 = 1;
+ if (depth2 < 1) depth2 = 1;
size = 0;
if (glt->flags & TEXF_MIPMAP)
{
- while (width2 > 1 || height2 > 1)
+ while (width2 > 1 || height2 > 1 || depth2 > 1)
{
- size += width2 * height2;
+ size += width2 * height2 * depth2;
if (width2 > 1)
width2 >>= 1;
if (height2 > 1)
height2 >>= 1;
+ if (depth2 > 1)
+ depth2 >>= 1;
}
size++; // count the last 1x1 mipmap
}
else
- size = width2*height2;
+ size = width2 * height2 * depth2;
}
- size *= glt->textype->internalbytesperpixel;
+ size *= glt->textype->internalbytesperpixel * glt->image->sides;
return size;
}
void R_TextureStats_PrintTotal(void)
{
- int glsize, inputsize, total = 0, totalt = 0, totalp = 0, loaded = 0, loadedt = 0, loadedp = 0;
+ int glsize, total = 0, totalt = 0, totalp = 0, loaded = 0, loadedt = 0, loadedp = 0;
gltexture_t *glt;
gltexturepool_t *pool;
for (pool = gltexturepoolchain;pool;pool = pool->next)
for (glt = pool->gltchain;glt;glt = glt->chain)
{
glsize = R_CalcTexelDataSize(glt);
- inputsize = glt->width * glt->height * glt->textype->inputbytesperpixel;
-
total++;
totalt += glsize;
- totalp += inputsize;
+ totalp += glt->inputdatasize;
if (!(glt->flags & GLTEXF_UPLOAD))
{
loaded++;
loadedt += glsize;
- loadedp += inputsize;
+ loadedp += glt->inputdatasize;
}
}
}
int loaded;
gltexture_t *glt;
gltexturepool_t *pool;
- Con_Printf("glsize input crc loaded mip alpha name\n");
+ Con_Printf("glsize input loaded mip alpha name\n");
for (pool = gltexturepoolchain;pool;pool = pool->next)
{
for (glt = pool->gltchain;glt;glt = glt->chain)
{
loaded = !(glt->flags & GLTEXF_UPLOAD);
- if (glt->flags & GLTEXF_PROCEDURAL)
- Con_Printf("%c%4i%c %4i PROC %s %s %s %s\n" , loaded ? '[' : ' ', (R_CalcTexelDataSize(glt) + 1023) / 1024, loaded ? ']' : ' ', (glt->width * glt->height * glt->textype->inputbytesperpixel + 1023) / 1024, loaded ? "loaded" : " ", (glt->flags & TEXF_MIPMAP) ? "mip" : " ", (glt->flags & TEXF_ALPHA) ? "alpha" : " ", glt->identifier ? glt->identifier : "<unnamed>");
- else
- Con_Printf("%c%4i%c%c%4i%c %04X %s %s %s %s\n", loaded ? '[' : ' ', (R_CalcTexelDataSize(glt) + 1023) / 1024, loaded ? ']' : ' ', glt->inputtexels ? '[' : ' ', (glt->width * glt->height * glt->textype->inputbytesperpixel + 1023) / 1024, glt->inputtexels ? ']' : ' ', glt->crc, loaded ? "loaded" : " ", (glt->flags & TEXF_MIPMAP) ? "mip" : " ", (glt->flags & TEXF_ALPHA) ? "alpha" : " ", glt->identifier ? glt->identifier : "<unnamed>");
+ Con_Printf("%c%4i%c%c%4i%c %s %s %s %s\n", loaded ? '[' : ' ', (R_CalcTexelDataSize(glt) + 1023) / 1024, loaded ? ']' : ' ', glt->inputtexels ? '[' : ' ', (glt->inputdatasize + 1023) / 1024, glt->inputtexels ? ']' : ' ', loaded ? "loaded" : " ", (glt->flags & TEXF_MIPMAP) ? "mip" : " ", (glt->flags & TEXF_ALPHA) ? "alpha" : " ", glt->identifier ? glt->identifier : "<unnamed>");
}
Con_Printf("pool %10p\n", pool);
}
static void r_textures_start(void)
{
// deal with size limits of various drivers (3dfx in particular)
- glGetIntegerv(GL_MAX_TEXTURE_SIZE, &realmaxsize);
+ qglGetIntegerv(GL_MAX_TEXTURE_SIZE, &realmaxsize);
+ CHECKGLERROR
+ // LordHavoc: allow any alignment
+ qglPixelStorei(GL_UNPACK_ALIGNMENT, 1);
CHECKGLERROR
// use the largest scrap texture size we can (not sure if this is really a good idea)
for (block_size = 1;block_size < realmaxsize && block_size < r_max_scrapsize.integer;block_size <<= 1);
- texturemempool = Mem_AllocPool("Textures");
- gltexnuminuse = Mem_Alloc(texturemempool, MAX_GLTEXTURES);
- //memset(gltexnuminuse, 0, MAX_GLTEXTURES);
+ texturemempool = Mem_AllocPool("Texture Info");
+ texturedatamempool = Mem_AllocPool("Texture Storage (not yet uploaded)");
+ textureprocessingmempool = Mem_AllocPool("Texture Processing Buffers");
+
+ // Disable JPEG screenshots if the DLL isn't loaded
+ if (! JPEG_OpenLibrary ())
+ Cvar_SetValueQuick (&scr_screenshot_jpeg, 0);
}
static void r_textures_shutdown(void)
{
rtexturepool_t *temp;
+
+ JPEG_CloseLibrary ();
+
while(gltexturepoolchain)
{
temp = (rtexturepool_t *) gltexturepoolchain;
R_FreeTexturePool(&temp);
}
- /*
- if (resizebuffer) Mem_Free(resizebuffer);resizebuffer = NULL;
- if (colorconvertbuffer) Mem_Free(colorconvertbuffer);colorconvertbuffer = NULL;
- if (resamplerow1) Mem_Free(resamplerow1);resamplerow1 = NULL;
- if (resamplerow2) Mem_Free(resamplerow2);resamplerow2 = NULL;
- if (texturebuffer) Mem_Free(texturebuffer);texturebuffer = NULL;
- if (gltexnuminuse) Mem_Free(gltexnuminuse);gltexnuminuse = NULL;
- */
resizebuffersize = 0;
- resamplerowsize = 0;
texturebuffersize = 0;
resizebuffer = NULL;
colorconvertbuffer = NULL;
- resamplerow1 = NULL;
- resamplerow2 = NULL;
texturebuffer = NULL;
- gltexnuminuse = NULL;
Mem_FreePool(&texturemempool);
+ Mem_FreePool(&texturedatamempool);
+ Mem_FreePool(&textureprocessingmempool);
}
static void r_textures_newmap(void)
void R_Textures_Init (void)
{
- Cmd_AddCommand ("gl_texturemode", &GL_TextureMode_f);
+ Cmd_AddCommand("gl_texturemode", &GL_TextureMode_f);
Cmd_AddCommand("r_texturestats", R_TextureStats_f);
Cvar_RegisterVariable (&r_max_scrapsize);
Cvar_RegisterVariable (&r_max_size);
Cvar_RegisterVariable (&r_picmip);
Cvar_RegisterVariable (&r_lerpimages);
Cvar_RegisterVariable (&r_precachetextures);
- gltexnuminuse = NULL;
+ Cvar_RegisterVariable (&gl_texture_anisotropy);
R_RegisterModule("R_Textures", r_textures_start, r_textures_shutdown, r_textures_newmap);
}
-static void R_ResampleTextureLerpLine (byte *in, byte *out, int inwidth, int outwidth, int bytesperpixel)
+void R_Textures_Frame (void)
{
- int j, xi, oldx = 0, f, fstep, endx, lerp;
- fstep = (int) (inwidth*65536.0f/outwidth);
- endx = (inwidth-1);
- if (bytesperpixel == 4)
+ // could do procedural texture animation here, if we keep track of which
+ // textures were accessed this frame...
+
+ // free the resize buffers
+ resizebuffersize = 0;
+ if (resizebuffer)
{
- for (j = 0,f = 0;j < outwidth;j++, f += fstep)
- {
- xi = f >> 16;
- if (xi != oldx)
- {
- in += (xi - oldx) * 4;
- oldx = xi;
- }
- if (xi < endx)
- {
- lerp = f & 0xFFFF;
- *out++ = (byte) ((((in[4] - in[0]) * lerp) >> 16) + in[0]);
- *out++ = (byte) ((((in[5] - in[1]) * lerp) >> 16) + in[1]);
- *out++ = (byte) ((((in[6] - in[2]) * lerp) >> 16) + in[2]);
- *out++ = (byte) ((((in[7] - in[3]) * lerp) >> 16) + in[3]);
- }
- else // last pixel of the line has no pixel to lerp to
- {
- *out++ = in[0];
- *out++ = in[1];
- *out++ = in[2];
- *out++ = in[3];
- }
- }
+ Mem_Free(resizebuffer);
+ resizebuffer = NULL;
}
- else if (bytesperpixel == 3)
+ if (colorconvertbuffer)
{
- for (j = 0,f = 0;j < outwidth;j++, f += fstep)
- {
- xi = f >> 16;
- if (xi != oldx)
- {
- in += (xi - oldx) * 3;
- oldx = xi;
- }
- if (xi < endx)
- {
- lerp = f & 0xFFFF;
- *out++ = (byte) ((((in[3] - in[0]) * lerp) >> 16) + in[0]);
- *out++ = (byte) ((((in[4] - in[1]) * lerp) >> 16) + in[1]);
- *out++ = (byte) ((((in[5] - in[2]) * lerp) >> 16) + in[2]);
- }
- else // last pixel of the line has no pixel to lerp to
- {
- *out++ = in[0];
- *out++ = in[1];
- *out++ = in[2];
- }
- }
+ Mem_Free(colorconvertbuffer);
+ colorconvertbuffer = NULL;
}
- else
- Sys_Error("R_ResampleTextureLerpLine: unsupported bytesperpixel %i\n", bytesperpixel);
}
-/*
-================
-R_ResampleTexture
-================
-*/
-static void R_ResampleTexture (void *indata, int inwidth, int inheight, void *outdata, int outwidth, int outheight, int bytesperpixel)
+void R_MakeResizeBufferBigger(int size)
{
- if (resamplerowsize < outwidth*4)
- {
- if (resamplerow1)
- Mem_Free(resamplerow1);
- if (resamplerow2)
- Mem_Free(resamplerow2);
- resamplerowsize = outwidth*4;
- resamplerow1 = Mem_Alloc(texturemempool, resamplerowsize);
- resamplerow2 = Mem_Alloc(texturemempool, resamplerowsize);
- }
-#define row1 resamplerow1
-#define row2 resamplerow2
- if (bytesperpixel == 4)
- {
- if (r_lerpimages.integer)
- {
- int i, j, yi, oldy, f, fstep, lerp, endy = (inheight-1), inwidth4 = inwidth*4, outwidth4 = outwidth*4;
- byte *inrow, *out;
- out = outdata;
- fstep = (int) (inheight*65536.0f/outheight);
-
- inrow = indata;
- oldy = 0;
- R_ResampleTextureLerpLine (inrow, row1, inwidth, outwidth, bytesperpixel);
- R_ResampleTextureLerpLine (inrow + inwidth4, row2, inwidth, outwidth, bytesperpixel);
- for (i = 0, f = 0;i < outheight;i++,f += fstep)
- {
- yi = f >> 16;
- if (yi < endy)
- {
- lerp = f & 0xFFFF;
- if (yi != oldy)
- {
- inrow = (byte *)indata + inwidth4*yi;
- if (yi == oldy+1)
- memcpy(row1, row2, outwidth4);
- else
- R_ResampleTextureLerpLine (inrow, row1, inwidth, outwidth, bytesperpixel);
- R_ResampleTextureLerpLine (inrow + inwidth4, row2, inwidth, outwidth, bytesperpixel);
- oldy = yi;
- }
- j = outwidth - 4;
- while(j >= 0)
- {
-#define LERPBYTE(i) out[i] = (byte) ((((row2[i] - row1[i]) * lerp) >> 16) + row1[i])
- LERPBYTE( 0);
- LERPBYTE( 1);
- LERPBYTE( 2);
- LERPBYTE( 3);
- LERPBYTE( 4);
- LERPBYTE( 5);
- LERPBYTE( 6);
- LERPBYTE( 7);
- LERPBYTE( 8);
- LERPBYTE( 9);
- LERPBYTE(10);
- LERPBYTE(11);
- LERPBYTE(12);
- LERPBYTE(13);
- LERPBYTE(14);
- LERPBYTE(15);
- out += 16;
- row1 += 16;
- row2 += 16;
- j -= 4;
- }
- if (j & 2)
- {
- LERPBYTE( 0);
- LERPBYTE( 1);
- LERPBYTE( 2);
- LERPBYTE( 3);
- LERPBYTE( 4);
- LERPBYTE( 5);
- LERPBYTE( 6);
- LERPBYTE( 7);
- out += 8;
- row1 += 8;
- row2 += 8;
- }
- if (j & 1)
- {
- LERPBYTE( 0);
- LERPBYTE( 1);
- LERPBYTE( 2);
- LERPBYTE( 3);
- out += 4;
- row1 += 4;
- row2 += 4;
- }
- row1 -= outwidth4;
- row2 -= outwidth4;
- }
- else
- {
- if (yi != oldy)
- {
- inrow = (byte *)indata + inwidth4*yi;
- if (yi == oldy+1)
- memcpy(row1, row2, outwidth4);
- else
- R_ResampleTextureLerpLine (inrow, row1, inwidth, outwidth, bytesperpixel);
- oldy = yi;
- }
- memcpy(out, row1, outwidth4);
- }
- }
- }
- else
- {
- int i, j;
- unsigned frac, fracstep;
- // relies on int being 4 bytes
- int *inrow, *out;
- out = outdata;
-
- fracstep = inwidth*0x10000/outwidth;
- for (i = 0;i < outheight;i++)
- {
- inrow = (int *)indata + inwidth*(i*inheight/outheight);
- frac = fracstep >> 1;
- j = outwidth - 4;
- while (j >= 0)
- {
- out[0] = inrow[frac >> 16];frac += fracstep;
- out[1] = inrow[frac >> 16];frac += fracstep;
- out[2] = inrow[frac >> 16];frac += fracstep;
- out[3] = inrow[frac >> 16];frac += fracstep;
- out += 4;
- j -= 4;
- }
- if (j & 2)
- {
- out[0] = inrow[frac >> 16];frac += fracstep;
- out[1] = inrow[frac >> 16];frac += fracstep;
- out += 2;
- }
- if (j & 1)
- {
- out[0] = inrow[frac >> 16];frac += fracstep;
- out += 1;
- }
- }
- }
- }
- else if (bytesperpixel == 3)
+ if (resizebuffersize < size)
{
- if (r_lerpimages.integer)
- {
- int i, j, yi, oldy, f, fstep, lerp, endy = (inheight-1), inwidth3 = inwidth * 3, outwidth3 = outwidth * 3;
- byte *inrow, *out;
- out = outdata;
- fstep = (int) (inheight*65536.0f/outheight);
-
- inrow = indata;
- oldy = 0;
- R_ResampleTextureLerpLine (inrow, row1, inwidth, outwidth, bytesperpixel);
- R_ResampleTextureLerpLine (inrow + inwidth3, row2, inwidth, outwidth, bytesperpixel);
- for (i = 0, f = 0;i < outheight;i++,f += fstep)
- {
- yi = f >> 16;
- if (yi < endy)
- {
- lerp = f & 0xFFFF;
- if (yi != oldy)
- {
- inrow = (byte *)indata + inwidth3*yi;
- if (yi == oldy+1)
- memcpy(row1, row2, outwidth3);
- else
- R_ResampleTextureLerpLine (inrow, row1, inwidth, outwidth, bytesperpixel);
- R_ResampleTextureLerpLine (inrow + inwidth3, row2, inwidth, outwidth, bytesperpixel);
- oldy = yi;
- }
- j = outwidth - 4;
- while(j >= 0)
- {
-#define LERPBYTE(i) out[i] = (byte) ((((row2[i] - row1[i]) * lerp) >> 16) + row1[i])
- LERPBYTE( 0);
- LERPBYTE( 1);
- LERPBYTE( 2);
- LERPBYTE( 3);
- LERPBYTE( 4);
- LERPBYTE( 5);
- LERPBYTE( 6);
- LERPBYTE( 7);
- LERPBYTE( 8);
- LERPBYTE( 9);
- LERPBYTE(10);
- LERPBYTE(11);
- out += 12;
- row1 += 12;
- row2 += 12;
- j -= 4;
- }
- if (j & 2)
- {
- LERPBYTE( 0);
- LERPBYTE( 1);
- LERPBYTE( 2);
- LERPBYTE( 3);
- LERPBYTE( 4);
- LERPBYTE( 5);
- out += 6;
- row1 += 6;
- row2 += 6;
- }
- if (j & 1)
- {
- LERPBYTE( 0);
- LERPBYTE( 1);
- LERPBYTE( 2);
- out += 3;
- row1 += 3;
- row2 += 3;
- }
- row1 -= outwidth3;
- row2 -= outwidth3;
- }
- else
- {
- if (yi != oldy)
- {
- inrow = (byte *)indata + inwidth3*yi;
- if (yi == oldy+1)
- memcpy(row1, row2, outwidth3);
- else
- R_ResampleTextureLerpLine (inrow, row1, inwidth, outwidth, bytesperpixel);
- oldy = yi;
- }
- memcpy(out, row1, outwidth3);
- }
- }
- }
- else
- {
- int i, j, f, inwidth3 = inwidth * 3;
- unsigned frac, fracstep;
- byte *inrow, *out;
- out = outdata;
-
- fracstep = inwidth*0x10000/outwidth;
- for (i = 0;i < outheight;i++)
- {
- inrow = (byte *)indata + inwidth3*(i*inheight/outheight);
- frac = fracstep >> 1;
- j = outwidth - 4;
- while (j >= 0)
- {
- f = (frac >> 16)*3;*out++ = inrow[f+0];*out++ = inrow[f+1];*out++ = inrow[f+2];frac += fracstep;
- f = (frac >> 16)*3;*out++ = inrow[f+0];*out++ = inrow[f+1];*out++ = inrow[f+2];frac += fracstep;
- f = (frac >> 16)*3;*out++ = inrow[f+0];*out++ = inrow[f+1];*out++ = inrow[f+2];frac += fracstep;
- f = (frac >> 16)*3;*out++ = inrow[f+0];*out++ = inrow[f+1];*out++ = inrow[f+2];frac += fracstep;
- j -= 4;
- }
- if (j & 2)
- {
- f = (frac >> 16)*3;*out++ = inrow[f+0];*out++ = inrow[f+1];*out++ = inrow[f+2];frac += fracstep;
- f = (frac >> 16)*3;*out++ = inrow[f+0];*out++ = inrow[f+1];*out++ = inrow[f+2];frac += fracstep;
- out += 2;
- }
- if (j & 1)
- {
- f = (frac >> 16)*3;*out++ = inrow[f+0];*out++ = inrow[f+1];*out++ = inrow[f+2];frac += fracstep;
- out += 1;
- }
- }
- }
+ resizebuffersize = size;
+ if (resizebuffer)
+ Mem_Free(resizebuffer);
+ if (colorconvertbuffer)
+ Mem_Free(colorconvertbuffer);
+ resizebuffer = Mem_Alloc(textureprocessingmempool, resizebuffersize);
+ colorconvertbuffer = Mem_Alloc(textureprocessingmempool, resizebuffersize);
+ if (!resizebuffer || !colorconvertbuffer)
+ Host_Error("R_Upload: out of memory\n");
}
- else
- Sys_Error("R_ResampleTexture: unsupported bytesperpixel %i\n", bytesperpixel);
-#undef row1
-#undef row2
}
-// in can be the same as out
-static void R_MipReduce(byte *in, byte *out, int *width, int *height, int destwidth, int destheight, int bytesperpixel)
+static void GL_SetupTextureParameters(int flags, int texturetype)
{
- int x, y, nextrow;
- nextrow = *width * bytesperpixel;
- if (*width > destwidth)
+ int textureenum = gltexturetypeenums[texturetype];
+ int wrapmode = ((flags & TEXF_CLAMP) && gl_support_clamptoedge) ? GL_CLAMP_TO_EDGE : GL_REPEAT;
+
+ CHECKGLERROR
+
+ if (gl_support_anisotropy)
+ qglTexParameterf(textureenum, GL_TEXTURE_MAX_ANISOTROPY_EXT, gl_texture_anisotropy.value);
+ qglTexParameteri(textureenum, GL_TEXTURE_WRAP_S, wrapmode);
+ qglTexParameteri(textureenum, GL_TEXTURE_WRAP_T, wrapmode);
+ if (gltexturetypedimensions[texturetype] >= 3)
+ qglTexParameteri(textureenum, GL_TEXTURE_WRAP_R, wrapmode);
+
+ if (flags & TEXF_FORCENEAREST)
{
- *width >>= 1;
- if (*height > destheight)
- {
- // reduce both
- *height >>= 1;
- if (bytesperpixel == 4)
- {
- for (y = 0;y < *height;y++)
- {
- for (x = 0;x < *width;x++)
- {
- out[0] = (byte) ((in[0] + in[4] + in[nextrow ] + in[nextrow+4]) >> 2);
- out[1] = (byte) ((in[1] + in[5] + in[nextrow+1] + in[nextrow+5]) >> 2);
- out[2] = (byte) ((in[2] + in[6] + in[nextrow+2] + in[nextrow+6]) >> 2);
- out[3] = (byte) ((in[3] + in[7] + in[nextrow+3] + in[nextrow+7]) >> 2);
- out += 4;
- in += 8;
- }
- in += nextrow; // skip a line
- }
- }
- else if (bytesperpixel == 3)
- {
- for (y = 0;y < *height;y++)
- {
- for (x = 0;x < *width;x++)
- {
- out[0] = (byte) ((in[0] + in[3] + in[nextrow ] + in[nextrow+3]) >> 2);
- out[1] = (byte) ((in[1] + in[4] + in[nextrow+1] + in[nextrow+4]) >> 2);
- out[2] = (byte) ((in[2] + in[5] + in[nextrow+2] + in[nextrow+5]) >> 2);
- out += 3;
- in += 6;
- }
- in += nextrow; // skip a line
- }
- }
- else
- Sys_Error("R_MipReduce: unsupported bytesperpixel %i\n", bytesperpixel);
- }
+ if (flags & TEXF_MIPMAP)
+ qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, GL_NEAREST_MIPMAP_NEAREST);
else
+ qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ qglTexParameteri(textureenum, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+ }
+ else if (flags & TEXF_FORCELINEAR)
+ {
+ if (flags & TEXF_MIPMAP)
{
- // reduce width
- if (bytesperpixel == 4)
- {
- for (y = 0;y < *height;y++)
- {
- for (x = 0;x < *width;x++)
- {
- out[0] = (byte) ((in[0] + in[4]) >> 1);
- out[1] = (byte) ((in[1] + in[5]) >> 1);
- out[2] = (byte) ((in[2] + in[6]) >> 1);
- out[3] = (byte) ((in[3] + in[7]) >> 1);
- out += 4;
- in += 8;
- }
- }
- }
- else if (bytesperpixel == 3)
- {
- for (y = 0;y < *height;y++)
- {
- for (x = 0;x < *width;x++)
- {
- out[0] = (byte) ((in[0] + in[3]) >> 1);
- out[1] = (byte) ((in[1] + in[4]) >> 1);
- out[2] = (byte) ((in[2] + in[5]) >> 1);
- out += 3;
- in += 6;
- }
- }
- }
+ if (gl_filter_min == GL_NEAREST_MIPMAP_LINEAR || gl_filter_min == GL_LINEAR_MIPMAP_LINEAR)
+ qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
else
- Sys_Error("R_MipReduce: unsupported bytesperpixel %i\n", bytesperpixel);
+ qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST);
}
+ else
+ qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ qglTexParameteri(textureenum, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
}
else
{
- if (*height > destheight)
- {
- // reduce height
- *height >>= 1;
- if (bytesperpixel == 4)
- {
- for (y = 0;y < *height;y++)
- {
- for (x = 0;x < *width;x++)
- {
- out[0] = (byte) ((in[0] + in[nextrow ]) >> 1);
- out[1] = (byte) ((in[1] + in[nextrow+1]) >> 1);
- out[2] = (byte) ((in[2] + in[nextrow+2]) >> 1);
- out[3] = (byte) ((in[3] + in[nextrow+3]) >> 1);
- out += 4;
- in += 4;
- }
- in += nextrow; // skip a line
- }
- }
- else if (bytesperpixel == 3)
- {
- for (y = 0;y < *height;y++)
- {
- for (x = 0;x < *width;x++)
- {
- out[0] = (byte) ((in[0] + in[nextrow ]) >> 1);
- out[1] = (byte) ((in[1] + in[nextrow+1]) >> 1);
- out[2] = (byte) ((in[2] + in[nextrow+2]) >> 1);
- out += 3;
- in += 3;
- }
- in += nextrow; // skip a line
- }
- }
- else
- Sys_Error("R_MipReduce: unsupported bytesperpixel %i\n", bytesperpixel);
- }
+ if (flags & TEXF_MIPMAP)
+ qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, gl_filter_min);
else
- Sys_Error("R_MipReduce: desired size already achieved\n");
+ qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, gl_filter_mag);
+ qglTexParameteri(textureenum, GL_TEXTURE_MAG_FILTER, gl_filter_mag);
}
+
+ CHECKGLERROR
}
-static void R_Upload(gltexture_t *glt, byte *data)
+static void R_Upload(gltexture_t *glt, qbyte *data)
{
- int mip, width, height, internalformat;
- byte *prevbuffer;
+ int i, mip, width, height, depth;
+ GLint oldbindtexnum;
+ qbyte *prevbuffer;
prevbuffer = data;
- glBindTexture(GL_TEXTURE_2D, glt->image->texnum);
CHECKGLERROR
+ glt->texnum = glt->image->texnum;
+ // we need to restore the texture binding after finishing the upload
+ qglGetIntegerv(gltexturetypebindingenums[glt->image->texturetype], &oldbindtexnum);
+ qglBindTexture(gltexturetypeenums[glt->image->texturetype], glt->image->texnum);
+ CHECKGLERROR
glt->flags &= ~GLTEXF_UPLOAD;
if (glt->flags & TEXF_FRAGMENT)
{
- if (resizebuffersize < glt->image->width * glt->image->height * glt->image->bytesperpixel)
- {
- resizebuffersize = glt->image->width * glt->image->height * glt->image->bytesperpixel;
- if (resizebuffer)
- Mem_Free(resizebuffer);
- if (colorconvertbuffer)
- Mem_Free(colorconvertbuffer);
- resizebuffer = Mem_Alloc(texturemempool, resizebuffersize);
- colorconvertbuffer = Mem_Alloc(texturemempool, resizebuffersize);
- if (!resizebuffer || !colorconvertbuffer)
- Host_Error("R_Upload: out of memory\n");
- }
-
if (glt->image->flags & GLTEXF_UPLOAD)
{
glt->image->flags &= ~GLTEXF_UPLOAD;
- memset(resizebuffer, 255, glt->image->width * glt->image->height * glt->image->bytesperpixel);
- glTexImage2D (GL_TEXTURE_2D, 0, glt->image->glinternalformat, glt->image->width, glt->image->height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, resizebuffer);
- CHECKGLERROR
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_mag);
- CHECKGLERROR
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_mag);
- CHECKGLERROR
+ Con_DPrintf("uploaded new fragments image\n");
+ R_MakeResizeBufferBigger(glt->image->width * glt->image->height * glt->image->depth * glt->image->bytesperpixel);
+ memset(resizebuffer, 255, glt->image->width * glt->image->height * glt->image->depth * glt->image->bytesperpixel);
+ switch(glt->image->texturetype)
+ {
+ case GLTEXTURETYPE_1D:
+ qglTexImage1D(GL_TEXTURE_1D, 0, glt->image->glinternalformat, glt->image->width, 0, glt->image->glformat, GL_UNSIGNED_BYTE, resizebuffer);
+ CHECKGLERROR
+ break;
+ case GLTEXTURETYPE_2D:
+ qglTexImage2D(GL_TEXTURE_2D, 0, glt->image->glinternalformat, glt->image->width, glt->image->height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, resizebuffer);
+ CHECKGLERROR
+ break;
+ case GLTEXTURETYPE_3D:
+ qglTexImage3D(GL_TEXTURE_3D, 0, glt->image->glinternalformat, glt->image->width, glt->image->height, glt->image->depth, 0, glt->image->glformat, GL_UNSIGNED_BYTE, resizebuffer);
+ CHECKGLERROR
+ break;
+ default:
+ Host_Error("R_Upload: fragment texture of type other than 1D, 2D, or 3D\n");
+ break;
+ }
+ GL_SetupTextureParameters(glt->image->flags, glt->image->texturetype);
}
if (prevbuffer == NULL)
{
- memset(resizebuffer, 255, glt->width * glt->height * glt->image->bytesperpixel);
+ R_MakeResizeBufferBigger(glt->image->width * glt->image->height * glt->image->depth * glt->image->bytesperpixel);
+ memset(resizebuffer, 255, glt->width * glt->height * glt->image->depth * glt->image->bytesperpixel);
prevbuffer = resizebuffer;
}
- else if (glt->textype->textype == TEXTYPE_QPALETTE)
+ else if (glt->textype->textype == TEXTYPE_PALETTE)
{
// promote paletted to RGBA, so we only have to worry about RGB and
// RGBA in the rest of this code
- Image_Copy8bitRGBA(prevbuffer, colorconvertbuffer, glt->width * glt->height, d_8to24table);
+ R_MakeResizeBufferBigger(glt->image->width * glt->image->height * glt->image->depth * glt->image->sides * glt->image->bytesperpixel);
+ Image_Copy8bitRGBA(prevbuffer, colorconvertbuffer, glt->width * glt->height * glt->depth, glt->palette);
prevbuffer = colorconvertbuffer;
}
- glTexSubImage2D(GL_TEXTURE_2D, 0, glt->x, glt->y, glt->width, glt->height, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
- CHECKGLERROR
- return;
+ switch(glt->image->texturetype)
+ {
+ case GLTEXTURETYPE_1D:
+ qglTexSubImage1D(GL_TEXTURE_1D, 0, glt->x, glt->width, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
+ CHECKGLERROR
+ break;
+ case GLTEXTURETYPE_2D:
+ qglTexSubImage2D(GL_TEXTURE_2D, 0, glt->x, glt->y, glt->width, glt->height, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
+ CHECKGLERROR
+ break;
+ case GLTEXTURETYPE_3D:
+ qglTexSubImage3D(GL_TEXTURE_3D, 0, glt->x, glt->y, glt->z, glt->width, glt->height, glt->depth, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
+ CHECKGLERROR
+ break;
+ default:
+ Host_Error("R_Upload: fragment texture of type other than 1D, 2D, or 3D\n");
+ break;
+ }
}
+ else
+ {
+ glt->image->flags &= ~GLTEXF_UPLOAD;
- glt->image->flags &= ~GLTEXF_UPLOAD;
+ // these are rounded up versions of the size to do better resampling
+ for (width = 1;width < glt->width ;width <<= 1);
+ for (height = 1;height < glt->height;height <<= 1);
+ for (depth = 1;depth < glt->depth ;depth <<= 1);
- // these are rounded up versions of the size to do better resampling
- for (width = 1;width < glt->width;width <<= 1);
- for (height = 1;height < glt->height;height <<= 1);
+ R_MakeResizeBufferBigger(width * height * depth * glt->image->sides * glt->image->bytesperpixel);
- if (resizebuffersize < width * height * glt->image->bytesperpixel)
- {
- resizebuffersize = width * height * glt->image->bytesperpixel;
- if (resizebuffer)
- Mem_Free(resizebuffer);
- if (colorconvertbuffer)
- Mem_Free(colorconvertbuffer);
- resizebuffer = Mem_Alloc(texturemempool, resizebuffersize);
- colorconvertbuffer = Mem_Alloc(texturemempool, resizebuffersize);
- if (!resizebuffer || !colorconvertbuffer)
- Host_Error("R_Upload: out of memory\n");
- }
-
- if (prevbuffer == NULL)
- {
- width = glt->image->width;
- height = glt->image->height;
- memset(resizebuffer, 255, width * height * glt->image->bytesperpixel);
- prevbuffer = resizebuffer;
- }
- else
- {
- if (glt->textype->textype == TEXTYPE_QPALETTE)
+ if (prevbuffer == NULL)
{
- // promote paletted to RGBA, so we only have to worry about RGB and
- // RGBA in the rest of this code
- Image_Copy8bitRGBA(prevbuffer, colorconvertbuffer, glt->width * glt->height, d_8to24table);
- prevbuffer = colorconvertbuffer;
+ width = glt->image->width;
+ height = glt->image->height;
+ depth = glt->image->depth;
+ memset(resizebuffer, 255, width * height * depth * glt->image->bytesperpixel);
+ prevbuffer = resizebuffer;
}
-
- if (glt->width != width || glt->height != height)
+ else
{
- R_ResampleTexture(prevbuffer, glt->width, glt->height, resizebuffer, width, height, glt->image->bytesperpixel);
- prevbuffer = resizebuffer;
+ if (glt->textype->textype == TEXTYPE_PALETTE)
+ {
+ // promote paletted to RGBA, so we only have to worry about RGB and
+ // RGBA in the rest of this code
+ Image_Copy8bitRGBA(prevbuffer, colorconvertbuffer, glt->width * glt->height * glt->depth * glt->image->sides, glt->palette);
+ prevbuffer = colorconvertbuffer;
+ }
}
- // apply picmip/max_size limitations
- while (width > glt->image->width || height > glt->image->height)
+ // cubemaps contain multiple images and thus get processed a bit differently
+ if (glt->image->texturetype != GLTEXTURETYPE_CUBEMAP)
{
- R_MipReduce(prevbuffer, resizebuffer, &width, &height, glt->image->width, glt->image->height, glt->image->bytesperpixel);
- prevbuffer = resizebuffer;
+ if (glt->width != width || glt->height != height || glt->depth != depth)
+ {
+ Image_Resample(prevbuffer, glt->width, glt->height, glt->depth, resizebuffer, width, height, depth, glt->image->bytesperpixel, r_lerpimages.integer);
+ prevbuffer = resizebuffer;
+ }
+ // picmip/max_size
+ while (width > glt->image->width || height > glt->image->height || depth > glt->image->depth)
+ {
+ Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, glt->image->width, glt->image->height, glt->image->depth, glt->image->bytesperpixel);
+ prevbuffer = resizebuffer;
+ }
}
- }
-
- // 3 and 4 are converted by the driver to it's preferred format for the current display mode
- internalformat = 3;
- if (glt->flags & TEXF_ALPHA)
- internalformat = 4;
-
- mip = 0;
- glTexImage2D(GL_TEXTURE_2D, mip++, internalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
- CHECKGLERROR
- if (glt->flags & TEXF_MIPMAP)
- {
- while (width > 1 || height > 1)
+ mip = 0;
+ switch(glt->image->texturetype)
{
- R_MipReduce(prevbuffer, resizebuffer, &width, &height, 1, 1, glt->image->bytesperpixel);
- prevbuffer = resizebuffer;
-
- glTexImage2D(GL_TEXTURE_2D, mip++, internalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
+ case GLTEXTURETYPE_1D:
+ qglTexImage1D(GL_TEXTURE_1D, mip++, glt->image->glinternalformat, width, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
+ CHECKGLERROR
+ if (glt->flags & TEXF_MIPMAP)
+ {
+ while (width > 1 || height > 1 || depth > 1)
+ {
+ Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1, glt->image->bytesperpixel);
+ prevbuffer = resizebuffer;
+ qglTexImage1D(GL_TEXTURE_1D, mip++, glt->image->glinternalformat, width, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
+ CHECKGLERROR
+ }
+ }
+ break;
+ case GLTEXTURETYPE_2D:
+ qglTexImage2D(GL_TEXTURE_2D, mip++, glt->image->glinternalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
CHECKGLERROR
+ if (glt->flags & TEXF_MIPMAP)
+ {
+ while (width > 1 || height > 1 || depth > 1)
+ {
+ Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1, glt->image->bytesperpixel);
+ prevbuffer = resizebuffer;
+ qglTexImage2D(GL_TEXTURE_2D, mip++, glt->image->glinternalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
+ CHECKGLERROR
+ }
+ }
+ break;
+ case GLTEXTURETYPE_3D:
+ qglTexImage3D(GL_TEXTURE_3D, mip++, glt->image->glinternalformat, width, height, depth, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
+ CHECKGLERROR
+ if (glt->flags & TEXF_MIPMAP)
+ {
+ while (width > 1 || height > 1 || depth > 1)
+ {
+ Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1, glt->image->bytesperpixel);
+ prevbuffer = resizebuffer;
+ qglTexImage3D(GL_TEXTURE_3D, mip++, glt->image->glinternalformat, width, height, depth, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
+ CHECKGLERROR
+ }
+ }
+ break;
+ case GLTEXTURETYPE_CUBEMAP:
+ // convert and upload each side in turn,
+ // from a continuous block of input texels
+ texturebuffer = prevbuffer;
+ for (i = 0;i < 6;i++)
+ {
+ prevbuffer = texturebuffer;
+ texturebuffer += width * height * depth * glt->textype->inputbytesperpixel;
+ if (glt->width != width || glt->height != height || glt->depth != depth)
+ {
+ Image_Resample(prevbuffer, glt->width, glt->height, glt->depth, resizebuffer, width, height, depth, glt->image->bytesperpixel, r_lerpimages.integer);
+ prevbuffer = resizebuffer;
+ }
+ // picmip/max_size
+ while (width > glt->image->width || height > glt->image->height || depth > glt->image->depth)
+ {
+ Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, glt->image->width, glt->image->height, glt->image->depth, glt->image->bytesperpixel);
+ prevbuffer = resizebuffer;
+ }
+ mip = 0;
+ qglTexImage2D(cubemapside[i], mip++, glt->image->glinternalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
+ CHECKGLERROR
+ if (glt->flags & TEXF_MIPMAP)
+ {
+ while (width > 1 || height > 1 || depth > 1)
+ {
+ Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1, glt->image->bytesperpixel);
+ prevbuffer = resizebuffer;
+ qglTexImage2D(cubemapside[i], mip++, glt->image->glinternalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer);
+ CHECKGLERROR
+ }
+ }
+ }
+ break;
}
-
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
- CHECKGLERROR
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_mag);
- CHECKGLERROR
- }
- else
- {
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_mag);
- CHECKGLERROR
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_mag);
- CHECKGLERROR
+ GL_SetupTextureParameters(glt->image->flags, glt->image->texturetype);
}
+ qglBindTexture(gltexturetypeenums[glt->image->texturetype], oldbindtexnum);
}
static void R_FindImageForTexture(gltexture_t *glt)
{
- int i, j, best, best2, x, y, w, h;
+ int i, j, best, best2, x, y, z, w, h, d;
textypeinfo_t *texinfo;
gltexturepool_t *pool;
gltextureimage_t *image, **imagechainpointer;
texinfo = glt->textype;
pool = glt->pool;
+ // remains -1 until uploaded
+ glt->texnum = -1;
+
x = 0;
y = 0;
+ z = 0;
w = glt->width;
h = glt->height;
+ d = glt->depth;
if (glt->flags & TEXF_FRAGMENT)
{
for (imagechainpointer = &pool->imagechain;*imagechainpointer;imagechainpointer = &(*imagechainpointer)->imagechain)
image = *imagechainpointer;
if (image->type != GLIMAGETYPE_FRAGMENTS)
continue;
+ if (image->texturetype != glt->texturetype)
+ continue;
+ if ((image->flags ^ glt->flags) & (TEXF_MIPMAP | TEXF_ALPHA | TEXF_CLAMP))
+ continue;
if (image->glformat != texinfo->glformat || image->glinternalformat != texinfo->glinternalformat)
continue;
+ if (glt->width > image->width || glt->height > image->height || glt->depth > image->depth)
+ continue;
// got a fragments texture, find a place in it if we can
- best = block_size;
- for (best = block_size, i = 0;i < block_size - w;i += texinfo->align)
+ for (best = image->width, i = 0;i < image->width - w;i++)
{
for (best2 = 0, j = 0;j < w;j++)
{
}
}
- if (best + h > block_size)
+ if (best + h > image->height)
continue;
for (i = 0;i < w;i++)
glt->x = x;
glt->y = y;
+ glt->z = 0;
glt->image = image;
image->texturecount++;
return;
image = Mem_Alloc(texturemempool, sizeof(gltextureimage_t));
if (image == NULL)
Sys_Error("R_FindImageForTexture: ran out of memory\n");
- //memset(image, 0, sizeof(*image));
image->type = GLIMAGETYPE_FRAGMENTS;
- image->width = block_size;
- image->height = block_size;
- image->blockallocation = Mem_Alloc(texturemempool, block_size * sizeof(short));
- memset(image->blockallocation, 0, block_size * sizeof(short));
+ // make sure the created image is big enough for the fragment
+ for (image->width = block_size;image->width < glt->width;image->width <<= 1);
+ image->height = 1;
+ if (gltexturetypedimensions[glt->texturetype] >= 2)
+ for (image->height = block_size;image->height < glt->height;image->height <<= 1);
+ image->depth = 1;
+ if (gltexturetypedimensions[glt->texturetype] >= 3)
+ for (image->depth = block_size;image->depth < glt->depth;image->depth <<= 1);
+ image->blockallocation = Mem_Alloc(texturemempool, image->width * sizeof(short));
+ memset(image->blockallocation, 0, image->width * sizeof(short));
x = 0;
y = 0;
+ z = 0;
for (i = 0;i < w;i++)
image->blockallocation[x + i] = y + h;
}
image = Mem_Alloc(texturemempool, sizeof(gltextureimage_t));
if (image == NULL)
Sys_Error("R_FindImageForTexture: ran out of memory\n");
- //memset(image, 0, sizeof(*image));
image->type = GLIMAGETYPE_TILE;
image->blockallocation = NULL;
Cvar_SetValue("r_max_size", realmaxsize);
for (image->width = 1;image->width < glt->width;image->width <<= 1);
for (image->height = 1;image->height < glt->height;image->height <<= 1);
+ for (image->depth = 1;image->depth < glt->depth;image->depth <<= 1);
for (image->width >>= r_picmip.integer;image->width > r_max_size.integer;image->width >>= 1);
for (image->height >>= r_picmip.integer;image->height > r_max_size.integer;image->height >>= 1);
+ for (image->depth >>= r_picmip.integer;image->depth > r_max_size.integer;image->depth >>= 1);
if (image->width < 1) image->width = 1;
if (image->height < 1) image->height = 1;
+ if (image->depth < 1) image->depth = 1;
}
+ image->texturetype = glt->texturetype;
image->glinternalformat = texinfo->glinternalformat;
image->glformat = texinfo->glformat;
- image->flags = (glt->flags & (TEXF_MIPMAP | TEXF_ALPHA)) | GLTEXF_UPLOAD;
+ image->flags = (glt->flags & (TEXF_MIPMAP | TEXF_ALPHA | TEXF_CLAMP)) | GLTEXF_UPLOAD;
image->bytesperpixel = texinfo->internalbytesperpixel;
- for (i = 1;i < MAX_GLTEXTURES;i++)
- if (!gltexnuminuse[i])
- break;
- if (i < MAX_GLTEXTURES)
- gltexnuminuse[image->texnum = i] = true;
- else
- Sys_Error("R_FindImageForTexture: ran out of GL textures\n");
+ image->sides = image->texturetype == GLTEXTURETYPE_CUBEMAP ? 6 : 1;
+ // get a texture number to use
+ qglGenTextures(1, &image->texnum);
*imagechainpointer = image;
image->texturecount++;
glt->x = x;
glt->y = y;
+ glt->y = z;
glt->image = image;
}
// note: R_FindImageForTexture must be called before this
static void R_UploadTexture (gltexture_t *glt)
{
- if (!(glt->flags & (GLTEXF_UPLOAD | GLTEXF_PROCEDURAL)))
+ if (!(glt->flags & GLTEXF_UPLOAD))
return;
- if (glt->flags & GLTEXF_PROCEDURAL)
- {
- if (glt->generate)
- {
- if (texturebuffersize < glt->width * glt->height * glt->textype->inputbytesperpixel)
- {
- if (texturebuffer)
- Mem_Free(texturebuffer);
- texturebuffersize = glt->width * glt->height * glt->textype->inputbytesperpixel;
- texturebuffer = Mem_Alloc(texturemempool, texturebuffersize);
- }
-
- glt->generate(texturebuffer, glt->width, glt->height, (void *)glt->proceduraldata, glt->proceduraldatasize);
- }
- }
- else
- {
- R_Upload(glt, glt->inputtexels);
- if (glt->inputtexels)
- {
- Mem_Free(glt->inputtexels);
- glt->inputtexels = NULL;
- glt->flags |= GLTEXF_DESTROYED;
- }
- else if (glt->flags & GLTEXF_DESTROYED)
- Con_Printf("R_UploadTexture: Texture %s already uploaded and destroyed. Can not upload original image again. Uploaded blank texture.\n", glt->identifier);
- }
-}
-
-static gltexture_t *R_SetupTexture(gltexturepool_t *pool, char *identifier, int crc, int width, int height, int flags, textypeinfo_t *texinfo, byte *data, int (*generate)(byte *buffer, int width, int height, void *proceduraldata, int proceduraldatasize), void *proceduraldata, int proceduraldatasize)
-{
- gltexture_t *glt;
- glt = Mem_Alloc(texturemempool, sizeof(gltexture_t));
- //memset(glt, 0, sizeof(gltexture_t));
- if (identifier)
- {
- glt->identifier = Mem_Alloc(texturemempool, strlen(identifier)+1);
- strcpy (glt->identifier, identifier);
- }
- else
- glt->identifier = NULL;
- glt->pool = pool;
- glt->chain = pool->gltchain;
- pool->gltchain = glt;
- glt->crc = crc;
- glt->width = width;
- glt->height = height;
- glt->flags = flags;
- glt->textype = texinfo;
-
- if (data)
+ R_Upload(glt, glt->inputtexels);
+ if (glt->inputtexels)
{
- glt->inputtexels = Mem_Alloc(texturemempool, glt->width * glt->height * texinfo->inputbytesperpixel);
- if (glt->inputtexels == NULL)
- Sys_Error("R_SetupTexture: out of memory\n");
- memcpy(glt->inputtexels, data, glt->width * glt->height * texinfo->inputbytesperpixel);
- }
- else
+ Mem_Free(glt->inputtexels);
glt->inputtexels = NULL;
-
- glt->generate = generate;
- glt->proceduraldatasize = proceduraldatasize;
- if (proceduraldatasize)
- {
- glt->proceduraldata = Mem_Alloc(texturemempool, proceduraldatasize);
- if (glt->proceduraldata == NULL)
- Sys_Error("R_SetupTexture: out of memory\n");
+ glt->flags |= GLTEXF_DESTROYED;
}
- else
- glt->proceduraldata = NULL;
-
- R_FindImageForTexture(glt);
- R_PrecacheTexture(glt);
-
- return glt;
+ else if (glt->flags & GLTEXF_DESTROYED)
+ Con_Printf("R_UploadTexture: Texture %s already uploaded and destroyed. Can not upload original image again. Uploaded blank texture.\n", glt->identifier);
}
-/*
-================
-R_LoadTexture
-================
-*/
-rtexture_t *R_LoadTexture (rtexturepool_t *rtexturepool, char *identifier, int width, int height, byte *data, int textype, int flags)
+static rtexture_t *R_SetupTexture(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int depth, int sides, int flags, int textype, int texturetype, const qbyte *data, const unsigned int *palette)
{
- int i;
+ int i, size;
gltexture_t *glt;
gltexturepool_t *pool = (gltexturepool_t *)rtexturepool;
textypeinfo_t *texinfo;
- unsigned short crc;
if (cls.state == ca_dedicated)
return NULL;
- texinfo = R_GetTexTypeInfo(textype, flags);
-
- // data can be NULL
-// if (data == NULL)
-// Host_Error("R_LoadTexture: \"%s\" has no data\n", identifier);
+ if (flags & TEXF_FRAGMENT && texturetype != GLTEXTURETYPE_2D)
+ Sys_Error("R_LoadTexture: only 2D fragment textures implemented\n");
+ if (texturetype == GLTEXTURETYPE_CUBEMAP && !gl_texturecubemap)
+ Sys_Error("R_LoadTexture: cubemap texture not supported by driver\n");
+ if (texturetype == GLTEXTURETYPE_3D && !gl_texture3d)
+ Sys_Error("R_LoadTexture: 3d texture not supported by driver\n");
- if (flags & TEXF_FRAGMENT)
+ /*
+ glt = R_FindTexture (pool, identifier);
+ if (glt)
{
- if (width > block_size || height > block_size)
- Host_Error("R_LoadTexture: fragment too big, must be no more than %dx%d\n", block_size, block_size);
- if ((width * texinfo->internalbytesperpixel) & 3)
- Host_Error("R_LoadTexture: incompatible width for fragment");
+ Con_Printf("R_LoadTexture: replacing existing texture %s\n", identifier);
+ R_FreeTexture((rtexture_t *)glt);
}
+ */
+
+ texinfo = R_GetTexTypeInfo(textype, flags);
+ size = width * height * depth * sides * texinfo->inputbytesperpixel;
+ if (size < 1)
+ Sys_Error("R_LoadTexture: bogus texture size (%dx%dx%dx%dbppx%dsides = %d bytes)\n", width, height, depth, texinfo->inputbytesperpixel * 8, sides);
// clear the alpha flag if the texture has no transparent pixels
switch(textype)
{
- case TEXTYPE_QPALETTE:
+ case TEXTYPE_PALETTE:
if (flags & TEXF_ALPHA)
{
flags &= ~TEXF_ALPHA;
- for (i = 0;i < width * height;i++)
+ if (data)
{
- if (data[i] == 255)
+ for (i = 0;i < size;i++)
{
- flags |= TEXF_ALPHA;
- break;
+ if (((qbyte *)&palette[data[i]])[3] < 255)
+ {
+ flags |= TEXF_ALPHA;
+ break;
+ }
}
}
}
if (flags & TEXF_ALPHA)
{
flags &= ~TEXF_ALPHA;
- for (i = 0;i < width * height;i++)
+ if (data)
{
- if (data[i * 4 + 3] < 255)
+ for (i = 3;i < size;i += 4)
{
- flags |= TEXF_ALPHA;
- break;
+ if (data[i] < 255)
+ {
+ flags |= TEXF_ALPHA;
+ break;
+ }
}
}
}
break;
+ case TEXTYPE_DSDT:
+ break;
default:
Host_Error("R_LoadTexture: unknown texture type\n");
}
- // LordHavoc: do a CRC to confirm the data really is the same as previous occurances.
- if (data == NULL)
- crc = 0;
+ glt = Mem_Alloc(texturemempool, sizeof(gltexture_t));
+ if (identifier)
+ {
+ glt->identifier = Mem_Alloc(texturemempool, strlen(identifier)+1);
+ strcpy (glt->identifier, identifier);
+ }
else
- crc = CRC_Block(data, width*height*texinfo->inputbytesperpixel);
+ glt->identifier = NULL;
+ glt->pool = pool;
+ glt->chain = pool->gltchain;
+ pool->gltchain = glt;
+ glt->width = width;
+ glt->height = height;
+ glt->depth = depth;
+ glt->flags = flags | GLTEXF_UPLOAD;
+ glt->textype = texinfo;
+ glt->texturetype = texturetype;
+ glt->inputdatasize = size;
+ glt->palette = palette;
- // see if the texture is already present
- if (identifier && (glt = R_FindTexture(pool, identifier)))
+ if (data)
{
- if (crc == glt->crc && width == glt->width && height == glt->height && texinfo == glt->textype && ((flags ^ glt->flags) & TEXF_IMPORTANTBITS) == 0 && ((flags ^ glt->flags) & GLTEXF_IMPORTANTBITS) == 0)
- return (rtexture_t *)glt; // exact match, use existing
- Con_Printf("R_LoadTexture: cache mismatch on %s, replacing old texture\n", identifier);
- R_FreeTexture(glt);
+ glt->inputtexels = Mem_Alloc(texturedatamempool, size);
+ if (glt->inputtexels == NULL)
+ Sys_Error("R_LoadTexture: out of memory\n");
+ memcpy(glt->inputtexels, data, size);
}
+ else
+ glt->inputtexels = NULL;
- return (rtexture_t *)R_SetupTexture(pool, identifier, crc, width, height, flags | GLTEXF_UPLOAD, texinfo, data, NULL, NULL, 0);
+ R_FindImageForTexture(glt);
+ R_PrecacheTexture(glt);
+
+ return (rtexture_t *)glt;
}
-rtexture_t *R_ProceduralTexture (rtexturepool_t *rtexturepool, char *identifier, int width, int height, int textype, int flags, int (*generate)(byte *buffer, int width, int height, void *proceduraldata, int proceduraldatasize), void *proceduraldata, int proceduraldatasize)
+rtexture_t *R_LoadTexture1D(rtexturepool_t *rtexturepool, const char *identifier, int width, const qbyte *data, int textype, int flags, const unsigned int *palette)
{
- gltexture_t *glt;
- gltexturepool_t *pool = (gltexturepool_t *)rtexturepool;
- textypeinfo_t *texinfo;
-
- if (cls.state == ca_dedicated)
- return NULL;
-
- texinfo = R_GetTexTypeInfo(textype, flags);
+ return R_SetupTexture(rtexturepool, identifier, width, 1, 1, 1, flags, textype, GLTEXTURETYPE_1D, data, palette);
+}
- // no function is supported, for odd uses
-// if (generate == NULL)
-// Host_Error("R_ProceduralTexture: \"%s\" has no generate function\n", identifier);
- if (flags & TEXF_FRAGMENT)
- {
- if (width > block_size || height > block_size)
- Host_Error("R_ProceduralTexture: fragment too big, must be no more than %dx%d\n", block_size, block_size);
- if ((width * texinfo->internalbytesperpixel) & 3)
- Host_Error("R_ProceduralTexture: incompatible width for fragment");
- }
+rtexture_t *R_LoadTexture2D(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, const qbyte *data, int textype, int flags, const unsigned int *palette)
+{
+ return R_SetupTexture(rtexturepool, identifier, width, height, 1, 1, flags, textype, GLTEXTURETYPE_2D, data, palette);
+}
- // see if the texture is already present
- if (identifier && (glt = R_FindTexture(pool, identifier)))
- {
- if (width == glt->width && height == glt->height && texinfo == glt->textype && ((flags ^ glt->flags) & TEXF_IMPORTANTBITS) == 0 && ((flags ^ glt->flags) & GLTEXF_IMPORTANTBITS) == 0)
- return (rtexture_t *)glt; // exact match, use existing
- Con_DPrintf("R_LoadTexture: cache mismatch, replacing old texture\n");
- R_FreeTexture(glt);
- }
+rtexture_t *R_LoadTexture3D(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int depth, const qbyte *data, int textype, int flags, const unsigned int *palette)
+{
+ return R_SetupTexture(rtexturepool, identifier, width, height, depth, 1, flags, textype, GLTEXTURETYPE_3D, data, palette);
+}
- return (rtexture_t *)R_SetupTexture(pool, identifier, 0, width, height, flags | GLTEXF_PROCEDURAL | GLTEXF_UPLOAD, texinfo, NULL, generate, proceduraldata, proceduraldatasize);
+rtexture_t *R_LoadTextureCubeMap(rtexturepool_t *rtexturepool, const char *identifier, int width, const qbyte *data, int textype, int flags, const unsigned int *palette)
+{
+ return R_SetupTexture(rtexturepool, identifier, width, width, 1, 6, flags, textype, GLTEXTURETYPE_CUBEMAP, data, palette);
}
int R_TextureHasAlpha(rtexture_t *rt)
{
- gltexture_t *glt;
- if (!rt)
- return false;
- glt = (gltexture_t *)rt;
- return (glt->flags & TEXF_ALPHA) != 0;
+ return rt ? (((gltexture_t *)rt)->flags & TEXF_ALPHA) != 0 : false;
}
int R_TextureWidth(rtexture_t *rt)
{
- if (!rt)
- return false;
- return ((gltexture_t *)rt)->width;
+ return rt ? ((gltexture_t *)rt)->width : 0;
}
int R_TextureHeight(rtexture_t *rt)
{
- if (!rt)
- return false;
- return ((gltexture_t *)rt)->height;
+ return rt ? ((gltexture_t *)rt)->height : 0;
}
-void R_FragmentLocation(rtexture_t *rt, int *x, int *y, float *fx1, float *fy1, float *fx2, float *fy2)
+void R_FragmentLocation3D(rtexture_t *rt, int *x, int *y, int *z, float *fx1, float *fy1, float *fz1, float *fx2, float *fy2, float *fz2)
{
gltexture_t *glt;
- float iwidth, iheight;
+ float iwidth, iheight, idepth;
if (cls.state == ca_dedicated)
{
if (x)
*x = 0;
if (y)
*y = 0;
+ if (z)
+ *z = 0;
if (fx1 || fy1 || fx2 || fy2)
{
if (fx1)
*fx1 = 0;
if (fy1)
*fy1 = 0;
+ if (fz1)
+ *fz1 = 0;
if (fx2)
*fx2 = 1;
if (fy2)
*fy2 = 1;
+ if (fz2)
+ *fz2 = 1;
}
return;
}
{
iwidth = 1.0f / glt->image->width;
iheight = 1.0f / glt->image->height;
+ idepth = 1.0f / glt->image->depth;
if (fx1)
*fx1 = glt->x * iwidth;
if (fy1)
*fy1 = glt->y * iheight;
+ if (fz1)
+ *fz1 = glt->z * idepth;
if (fx2)
*fx2 = (glt->x + glt->width) * iwidth;
if (fy2)
*fy2 = (glt->y + glt->height) * iheight;
+ if (fz2)
+ *fz2 = (glt->z + glt->depth) * idepth;
}
}
else
*x = 0;
if (y)
*y = 0;
+ if (z)
+ *z = 0;
if (fx1 || fy1 || fx2 || fy2)
{
if (fx1)
*fx1 = 0;
if (fy1)
*fy1 = 0;
+ if (fz1)
+ *fz1 = 0;
if (fx2)
*fx2 = 1;
if (fy2)
*fy2 = 1;
+ if (fz2)
+ *fz2 = 1;
}
}
}
+void R_FragmentLocation(rtexture_t *rt, int *x, int *y, float *fx1, float *fy1, float *fx2, float *fy2)
+{
+ R_FragmentLocation3D(rt, x, y, NULL, fx1, fy1, NULL, fx2, fy2, NULL);
+}
+
int R_CompatibleFragmentWidth(int width, int textype, int flags)
{
- textypeinfo_t *texinfo = R_GetTexTypeInfo(textype, flags);
- while ((width * texinfo->internalbytesperpixel) & 3)
- width++;
return width;
}
-void R_UpdateTexture(rtexture_t *rt, byte *data)
+void R_UpdateTexture(rtexture_t *rt, qbyte *data)
{
gltexture_t *glt;
if (rt == NULL)
if (data == NULL)
Host_Error("R_UpdateTexture: no data supplied\n");
glt = (gltexture_t *)rt;
- if (!(glt->flags & GLTEXF_PROCEDURAL))
- {
- if (glt->inputtexels == NULL)
- {
- glt->inputtexels = Mem_Alloc(texturemempool, glt->width * glt->height * glt->textype->inputbytesperpixel);
- if (glt->inputtexels == NULL)
- Host_Error("R_UpdateTexture: ran out of memory\n");
- }
- memcpy(glt->inputtexels, data, glt->width * glt->height * glt->textype->inputbytesperpixel);
- }
- R_Upload(glt, data);
+
+ // if it has not been uploaded yet, update the data that will be used when it is
+ if (glt->inputtexels)
+ memcpy(glt->inputtexels, data, glt->inputdatasize);
+ else
+ R_Upload(glt, data);
}