1414 lines
34 KiB
1414 lines
34 KiB
/* |
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gl_image.c - texture uploading and processing |
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Copyright (C) 2010 Uncle Mike |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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*/ |
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#include "r_local.h" |
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#define TEXTURES_HASH_SIZE (MAX_TEXTURES >> 2) |
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static image_t r_images[MAX_TEXTURES]; |
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static image_t* r_imagesHashTable[TEXTURES_HASH_SIZE]; |
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static uint r_numImages; |
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#define IsLightMap( tex ) ( FBitSet(( tex )->flags, TF_ATLAS_PAGE )) |
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/* |
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================= |
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R_GetTexture |
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acess to array elem |
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================= |
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*/ |
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image_t *R_GetTexture( unsigned int texnum ) |
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{ |
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ASSERT( texnum >= 0 && texnum < MAX_TEXTURES ); |
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return &r_images[texnum]; |
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} |
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/* |
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================= |
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GL_Bind |
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================= |
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*/ |
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void GAME_EXPORT GL_Bind( int tmu, unsigned int texnum ) |
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{ |
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image_t *image; |
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extern void (*d_pdrawspans)(void *); |
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extern void R_PolysetFillSpans8 ( void * ); |
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extern void R_PolysetDrawSpansConstant8_33( void *pspanpackage); |
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extern void R_PolysetDrawSpansTextureBlended( void *pspanpackage); |
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extern void R_PolysetDrawSpansBlended( void *pspanpackage); |
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extern void R_PolysetDrawSpansAdditive( void *pspanpackage); |
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extern void R_PolysetDrawSpansGlow( void *pspanpackage); |
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image = &r_images[texnum]; |
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//vid.rendermode = kRenderNormal; |
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if( vid.rendermode == kRenderNormal ) |
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{ |
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r_affinetridesc.pskin = image->pixels[0]; |
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d_pdrawspans = R_PolysetFillSpans8 ; |
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} |
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else if( vid.rendermode == kRenderTransAdd) |
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{ |
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r_affinetridesc.pskin = image->pixels[0]; |
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d_pdrawspans = R_PolysetDrawSpansAdditive; |
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} |
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else if( vid.rendermode == kRenderGlow ) |
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{ |
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r_affinetridesc.pskin = image->pixels[0]; |
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d_pdrawspans = R_PolysetDrawSpansGlow; |
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} |
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else if( image->alpha_pixels ) |
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{ |
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r_affinetridesc.pskin = image->alpha_pixels; |
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d_pdrawspans = R_PolysetDrawSpansTextureBlended; |
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} |
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else |
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{ |
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r_affinetridesc.pskin = image->pixels[0]; |
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d_pdrawspans = R_PolysetDrawSpansBlended; |
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} |
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r_affinetridesc.skinwidth = image->width; |
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r_affinetridesc.skinheight = image->height; |
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} |
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/* |
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================= |
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GL_ApplyTextureParams |
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================= |
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*/ |
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void GL_ApplyTextureParams( image_t *tex ) |
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{ |
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Assert( tex != NULL ); |
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} |
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/* |
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================= |
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GL_UpdateTextureParams |
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================= |
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*/ |
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static void GL_UpdateTextureParams( int iTexture ) |
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{ |
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image_t *tex = &r_images[iTexture]; |
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Assert( tex != NULL ); |
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if( !tex->pixels) return; // free slot |
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GL_Bind( XASH_TEXTURE0, iTexture ); |
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} |
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/* |
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================= |
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R_SetTextureParameters |
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================= |
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*/ |
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void R_SetTextureParameters( void ) |
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{ |
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int i; |
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// change all the existing mipmapped texture objects |
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for( i = 0; i < r_numImages; i++ ) |
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GL_UpdateTextureParams( i ); |
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} |
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/* |
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================== |
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GL_CalcImageSize |
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================== |
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*/ |
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static size_t GL_CalcImageSize( pixformat_t format, int width, int height, int depth ) |
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{ |
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size_t size = 0; |
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// check the depth error |
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depth = Q_max( 1, depth ); |
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switch( format ) |
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{ |
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case PF_RGB_24: |
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case PF_BGR_24: |
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size = width * height * depth * 3; |
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break; |
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case PF_BGRA_32: |
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case PF_RGBA_32: |
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size = width * height * depth * 4; |
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break; |
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case PF_DXT1: |
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size = (((width + 3) >> 2) * ((height + 3) >> 2) * 8) * depth; |
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break; |
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case PF_DXT3: |
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case PF_DXT5: |
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case PF_ATI2: |
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size = (((width + 3) >> 2) * ((height + 3) >> 2) * 16) * depth; |
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break; |
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} |
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return size; |
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} |
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/* |
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================== |
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GL_CalcTextureSize |
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================== |
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*/ |
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static size_t GL_CalcTextureSize( int width, int height, int depth ) |
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{ |
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return width * height * 2; |
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} |
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static int GL_CalcMipmapCount( image_t *tex, qboolean haveBuffer ) |
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{ |
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int width, height; |
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int mipcount; |
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Assert( tex != NULL ); |
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if( !haveBuffer ) |
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return 1; |
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// generate mip-levels by user request |
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if( FBitSet( tex->flags, TF_NOMIPMAP )) |
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return 1; |
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// mip-maps can't exceeds 4 |
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for( mipcount = 0; mipcount < 4; mipcount++ ) |
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{ |
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width = Q_max( 1, ( tex->width >> mipcount )); |
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height = Q_max( 1, ( tex->height >> mipcount )); |
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if( width == 1 && height == 1 ) |
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break; |
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} |
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return mipcount + 1; |
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} |
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/* |
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================ |
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GL_SetTextureDimensions |
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================ |
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*/ |
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static void GL_SetTextureDimensions( image_t *tex, int width, int height, int depth ) |
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{ |
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int maxTextureSize = 1024; |
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int maxDepthSize = 1; |
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Assert( tex != NULL ); |
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// store original sizes |
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tex->srcWidth = width; |
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tex->srcHeight = height; |
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if( width > maxTextureSize || height > maxTextureSize || depth > maxDepthSize ) |
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{ |
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while( width > maxTextureSize || height > maxTextureSize ) |
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{ |
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width >>= 1; |
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height >>= 1; |
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} |
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} |
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// set the texture dimensions |
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tex->width = Q_max( 1, width ); |
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tex->height = Q_max( 1, height ); |
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tex->depth = Q_max( 1, depth ); |
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} |
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/* |
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=============== |
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GL_SetTextureTarget |
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=============== |
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*/ |
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static void GL_SetTextureTarget( image_t *tex, rgbdata_t *pic ) |
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{ |
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Assert( pic != NULL ); |
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Assert( tex != NULL ); |
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// correct depth size |
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pic->depth = Q_max( 1, pic->depth ); |
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tex->numMips = 0; // begin counting |
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// correct mip count |
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pic->numMips = Q_max( 1, pic->numMips ); |
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} |
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/* |
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=============== |
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GL_SetTextureFormat |
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=============== |
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*/ |
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static void GL_SetTextureFormat( image_t *tex, pixformat_t format, int channelMask ) |
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{ |
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qboolean haveColor = ( channelMask & IMAGE_HAS_COLOR ); |
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qboolean haveAlpha = ( channelMask & IMAGE_HAS_ALPHA ); |
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Assert( tex != NULL ); |
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//tex->transparent = !!( channelMask & IMAGE_HAS_ALPHA ); |
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} |
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/* |
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================= |
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GL_ResampleTexture |
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Assume input buffer is RGBA |
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================= |
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*/ |
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byte *GL_ResampleTexture( const byte *source, int inWidth, int inHeight, int outWidth, int outHeight, qboolean isNormalMap ) |
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{ |
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uint frac, fracStep; |
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uint *in = (uint *)source; |
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uint p1[0x1000], p2[0x1000]; |
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byte *pix1, *pix2, *pix3, *pix4; |
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uint *out, *inRow1, *inRow2; |
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static byte *scaledImage = NULL; // pointer to a scaled image |
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vec3_t normal; |
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int i, x, y; |
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if( !source ) return NULL; |
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scaledImage = Mem_Realloc( r_temppool, scaledImage, outWidth * outHeight * 4 ); |
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fracStep = inWidth * 0x10000 / outWidth; |
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out = (uint *)scaledImage; |
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frac = fracStep >> 2; |
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for( i = 0; i < outWidth; i++ ) |
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{ |
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p1[i] = 4 * (frac >> 16); |
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frac += fracStep; |
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} |
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frac = (fracStep >> 2) * 3; |
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for( i = 0; i < outWidth; i++ ) |
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{ |
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p2[i] = 4 * (frac >> 16); |
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frac += fracStep; |
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} |
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if( isNormalMap ) |
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{ |
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for( y = 0; y < outHeight; y++, out += outWidth ) |
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{ |
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inRow1 = in + inWidth * (int)(((float)y + 0.25f) * inHeight / outHeight); |
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inRow2 = in + inWidth * (int)(((float)y + 0.75f) * inHeight / outHeight); |
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for( x = 0; x < outWidth; x++ ) |
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{ |
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pix1 = (byte *)inRow1 + p1[x]; |
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pix2 = (byte *)inRow1 + p2[x]; |
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pix3 = (byte *)inRow2 + p1[x]; |
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pix4 = (byte *)inRow2 + p2[x]; |
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normal[0] = MAKE_SIGNED( pix1[0] ) + MAKE_SIGNED( pix2[0] ) + MAKE_SIGNED( pix3[0] ) + MAKE_SIGNED( pix4[0] ); |
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normal[1] = MAKE_SIGNED( pix1[1] ) + MAKE_SIGNED( pix2[1] ) + MAKE_SIGNED( pix3[1] ) + MAKE_SIGNED( pix4[1] ); |
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normal[2] = MAKE_SIGNED( pix1[2] ) + MAKE_SIGNED( pix2[2] ) + MAKE_SIGNED( pix3[2] ) + MAKE_SIGNED( pix4[2] ); |
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if( !VectorNormalizeLength( normal )) |
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VectorSet( normal, 0.5f, 0.5f, 1.0f ); |
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((byte *)(out+x))[0] = 128 + (byte)(127.0f * normal[0]); |
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((byte *)(out+x))[1] = 128 + (byte)(127.0f * normal[1]); |
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((byte *)(out+x))[2] = 128 + (byte)(127.0f * normal[2]); |
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((byte *)(out+x))[3] = 255; |
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} |
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} |
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} |
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else |
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{ |
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for( y = 0; y < outHeight; y++, out += outWidth ) |
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{ |
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inRow1 = in + inWidth * (int)(((float)y + 0.25f) * inHeight / outHeight); |
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inRow2 = in + inWidth * (int)(((float)y + 0.75f) * inHeight / outHeight); |
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for( x = 0; x < outWidth; x++ ) |
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{ |
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pix1 = (byte *)inRow1 + p1[x]; |
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pix2 = (byte *)inRow1 + p2[x]; |
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pix3 = (byte *)inRow2 + p1[x]; |
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pix4 = (byte *)inRow2 + p2[x]; |
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((byte *)(out+x))[0] = (pix1[0] + pix2[0] + pix3[0] + pix4[0]) >> 2; |
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((byte *)(out+x))[1] = (pix1[1] + pix2[1] + pix3[1] + pix4[1]) >> 2; |
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((byte *)(out+x))[2] = (pix1[2] + pix2[2] + pix3[2] + pix4[2]) >> 2; |
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((byte *)(out+x))[3] = (pix1[3] + pix2[3] + pix3[3] + pix4[3]) >> 2; |
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} |
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} |
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} |
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return scaledImage; |
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} |
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/* |
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================= |
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GL_BoxFilter3x3 |
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box filter 3x3 |
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================= |
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*/ |
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void GL_BoxFilter3x3( byte *out, const byte *in, int w, int h, int x, int y ) |
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{ |
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int r = 0, g = 0, b = 0, a = 0; |
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int count = 0, acount = 0; |
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int i, j, u, v; |
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const byte *pixel; |
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for( i = 0; i < 3; i++ ) |
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{ |
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u = ( i - 1 ) + x; |
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for( j = 0; j < 3; j++ ) |
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{ |
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v = ( j - 1 ) + y; |
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if( u >= 0 && u < w && v >= 0 && v < h ) |
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{ |
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pixel = &in[( u + v * w ) * 4]; |
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if( pixel[3] != 0 ) |
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{ |
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r += pixel[0]; |
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g += pixel[1]; |
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b += pixel[2]; |
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a += pixel[3]; |
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acount++; |
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} |
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} |
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} |
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} |
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if( acount == 0 ) |
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acount = 1; |
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out[0] = r / acount; |
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out[1] = g / acount; |
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out[2] = b / acount; |
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// out[3] = (int)( SimpleSpline( ( a / 12.0f ) / 255.0f ) * 255 ); |
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} |
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/* |
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================= |
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GL_ApplyFilter |
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Apply box-filter to 1-bit alpha |
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================= |
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*/ |
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byte *GL_ApplyFilter( const byte *source, int width, int height ) |
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{ |
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byte *in = (byte *)source; |
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byte *out = (byte *)source; |
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int i; |
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if( ENGINE_GET_PARM( PARM_QUAKE_COMPATIBLE ) ) |
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return in; |
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for( i = 0; source && i < width * height; i++, in += 4 ) |
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{ |
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if( in[0] == 0 && in[1] == 0 && in[2] == 0 && in[3] == 0 ) |
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GL_BoxFilter3x3( in, source, width, height, i % width, i / width ); |
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} |
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return out; |
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} |
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/* |
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================= |
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GL_BuildMipMap |
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Operates in place, quartering the size of the texture |
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================= |
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*/ |
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static void GL_BuildMipMap( byte *in, int srcWidth, int srcHeight, int srcDepth, int flags ) |
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{ |
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byte *out = in; |
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int instride = ALIGN( srcWidth * 4, 1 ); |
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int mipWidth, mipHeight, outpadding; |
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int row, x, y, z; |
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vec3_t normal; |
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if( !in ) return; |
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mipWidth = Q_max( 1, ( srcWidth >> 1 )); |
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mipHeight = Q_max( 1, ( srcHeight >> 1 )); |
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outpadding = ALIGN( mipWidth * 4, 1 ) - mipWidth * 4; |
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row = srcWidth << 2; |
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if( FBitSet( flags, TF_ALPHACONTRAST )) |
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{ |
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memset( in, mipWidth, mipWidth * mipHeight * 4 ); |
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return; |
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} |
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// move through all layers |
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for( z = 0; z < srcDepth; z++ ) |
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{ |
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if( FBitSet( flags, TF_NORMALMAP )) |
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{ |
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for( y = 0; y < mipHeight; y++, in += instride * 2, out += outpadding ) |
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{ |
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byte *next = ((( y << 1 ) + 1 ) < srcHeight ) ? ( in + instride ) : in; |
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for( x = 0, row = 0; x < mipWidth; x++, row += 8, out += 4 ) |
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{ |
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if((( x << 1 ) + 1 ) < srcWidth ) |
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{ |
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normal[0] = MAKE_SIGNED( in[row+0] ) + MAKE_SIGNED( in[row+4] ) |
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+ MAKE_SIGNED( next[row+0] ) + MAKE_SIGNED( next[row+4] ); |
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normal[1] = MAKE_SIGNED( in[row+1] ) + MAKE_SIGNED( in[row+5] ) |
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+ MAKE_SIGNED( next[row+1] ) + MAKE_SIGNED( next[row+5] ); |
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normal[2] = MAKE_SIGNED( in[row+2] ) + MAKE_SIGNED( in[row+6] ) |
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+ MAKE_SIGNED( next[row+2] ) + MAKE_SIGNED( next[row+6] ); |
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} |
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else |
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{ |
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normal[0] = MAKE_SIGNED( in[row+0] ) + MAKE_SIGNED( next[row+0] ); |
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normal[1] = MAKE_SIGNED( in[row+1] ) + MAKE_SIGNED( next[row+1] ); |
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normal[2] = MAKE_SIGNED( in[row+2] ) + MAKE_SIGNED( next[row+2] ); |
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} |
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if( !VectorNormalizeLength( normal )) |
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VectorSet( normal, 0.5f, 0.5f, 1.0f ); |
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out[0] = 128 + (byte)(127.0f * normal[0]); |
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out[1] = 128 + (byte)(127.0f * normal[1]); |
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out[2] = 128 + (byte)(127.0f * normal[2]); |
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out[3] = 255; |
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} |
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} |
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} |
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else |
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{ |
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for( y = 0; y < mipHeight; y++, in += instride * 2, out += outpadding ) |
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{ |
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byte *next = ((( y << 1 ) + 1 ) < srcHeight ) ? ( in + instride ) : in; |
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for( x = 0, row = 0; x < mipWidth; x++, row += 8, out += 4 ) |
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{ |
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if((( x << 1 ) + 1 ) < srcWidth ) |
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{ |
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out[0] = (in[row+0] + in[row+4] + next[row+0] + next[row+4]) >> 2; |
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out[1] = (in[row+1] + in[row+5] + next[row+1] + next[row+5]) >> 2; |
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out[2] = (in[row+2] + in[row+6] + next[row+2] + next[row+6]) >> 2; |
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out[3] = (in[row+3] + in[row+7] + next[row+3] + next[row+7]) >> 2; |
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} |
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else |
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{ |
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out[0] = (in[row+0] + next[row+0]) >> 1; |
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out[1] = (in[row+1] + next[row+1]) >> 1; |
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out[2] = (in[row+2] + next[row+2]) >> 1; |
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out[3] = (in[row+3] + next[row+3]) >> 1; |
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} |
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} |
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} |
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} |
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} |
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} |
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|
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/* |
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=============== |
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GL_UploadTexture |
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upload texture into video memory |
|
=============== |
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*/ |
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static qboolean GL_UploadTexture( image_t *tex, rgbdata_t *pic ) |
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{ |
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byte *buf, *data; |
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size_t texsize, size; |
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uint width, height; |
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uint i, j, numSides; |
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uint offset = 0; |
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qboolean normalMap = false; |
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const byte *bufend; |
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int mipCount; |
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tex->fogParams[0] = pic->fogParams[0]; |
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tex->fogParams[1] = pic->fogParams[1]; |
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tex->fogParams[2] = pic->fogParams[2]; |
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tex->fogParams[3] = pic->fogParams[3]; |
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GL_SetTextureDimensions( tex, pic->width, pic->height, pic->depth ); |
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GL_SetTextureFormat( tex, pic->type, pic->flags ); |
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//gEngfuncs.Con_Printf("%s %d %d\n", tex->name, tex->width, tex->height ); |
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Assert( pic != NULL ); |
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Assert( tex != NULL ); |
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if( !pic->buffer ) |
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return true; |
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buf = pic->buffer; |
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mipCount = 4;//GL_CalcMipmapCount( tex, ( buf != NULL )); |
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// NOTE: only single uncompressed textures can be resamples, no mips, no layers, no sides |
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if((( pic->width != tex->width ) || ( pic->height != tex->height ))) |
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data = GL_ResampleTexture( buf, pic->width, pic->height, tex->width, tex->height, normalMap ); |
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else data = buf; |
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//if( !ImageDXT( pic->type ) && !FBitSet( tex->flags, TF_NOMIPMAP ) && FBitSet( pic->flags, IMAGE_ONEBIT_ALPHA )) |
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// data = GL_ApplyFilter( data, tex->width, tex->height ); |
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|
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// mips will be auto-generated if desired |
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for( j = 0; j < mipCount; j++ ) |
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{ |
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int x, y; |
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width = Q_max( 1, ( tex->width >> j )); |
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height = Q_max( 1, ( tex->height >> j )); |
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texsize = GL_CalcTextureSize( width, height, tex->depth ); |
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size = GL_CalcImageSize( pic->type, width, height, tex->depth ); |
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//GL_TextureImageRAW( tex, i, j, width, height, tex->depth, pic->type, data ); |
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// increase size to workaround triangle renderer bugs |
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// it seems to assume memory readable. maybe it was pointed to WAD? |
|
//tex->pixels[j] = (byte*)Mem_Calloc( r_temppool, width * height * sizeof(pixel_t) + 1024 ) + 512; |
|
tex->pixels[j] = (pixel_t*)Mem_Calloc( r_temppool, width * height * sizeof(pixel_t) ); |
|
|
|
|
|
//memset( (byte*)tex->pixels[j] - 512, 0xFF, 512 ); |
|
//memset( (byte*)tex->pixels[j] + width * height * sizeof(pixel_t), 0xFF, 512 ); |
|
|
|
if( j == 0 && tex->flags & TF_HAS_ALPHA ) |
|
tex->alpha_pixels = (pixel_t*)Mem_Calloc( r_temppool, width * height * sizeof(pixel_t) ); |
|
|
|
for(i = 0; i < height * width; i++ ) |
|
{ |
|
unsigned int r, g, b, major, minor; |
|
#if 0 |
|
r = data[i * 4 + 0] * MASK(5-1) / 255; |
|
g = data[i * 4 + 1] * MASK(6-1) / 255; |
|
b = data[i * 4 + 2] * MASK(5-1) / 255; |
|
#else |
|
// seems to look better |
|
r = data[i * 4 + 0] * BIT(5) / 256; |
|
g = data[i * 4 + 1] * BIT(6) / 256; |
|
b = data[i * 4 + 2] * BIT(5) / 256; |
|
#endif |
|
// 565 to 332 |
|
major = (((r >> 2) & MASK(3)) << 5) |( (( (g >> 3) & MASK(3)) << 2 ) )| (((b >> 3) & MASK(2))); |
|
|
|
// save minor GBRGBRGB |
|
minor = MOVE_BIT(r,1,5) | MOVE_BIT(r,0,2) | MOVE_BIT(g,2,7) | MOVE_BIT(g,1,4) | MOVE_BIT(g,0,1) | MOVE_BIT(b,2,6)| MOVE_BIT(b,1,3)|MOVE_BIT(b,0,0); |
|
|
|
tex->pixels[j][i] = major << 8 | (minor & 0xFF); |
|
if( j == 0 && tex->alpha_pixels ) |
|
{ |
|
unsigned int alpha = (data[i * 4 + 3] * 8 / 256) << (16 - 3); |
|
tex->alpha_pixels[i] = (tex->pixels[j][i] >> 3) | alpha; |
|
if( !sw_noalphabrushes.value && data[i * 4 + 3] < 128 && FBitSet( pic->flags, IMAGE_ONEBIT_ALPHA ) ) |
|
tex->pixels[j][i] = TRANSPARENT_COLOR; //0000 0011 0100 1001; |
|
} |
|
|
|
} |
|
|
|
if( mipCount > 1 ) |
|
GL_BuildMipMap( data, width, height, tex->depth, tex->flags ); |
|
|
|
tex->size += texsize; |
|
tex->numMips++; |
|
|
|
//GL_CheckTexImageError( tex ); |
|
} |
|
|
|
#if 0 |
|
|
|
|
|
GL_SetTextureTarget( tex, pic ); // must be first |
|
|
|
// make sure what target is correct |
|
if( tex->target == GL_NONE ) |
|
{ |
|
gEngfuncs.Con_DPrintf( S_ERROR "GL_UploadTexture: %s is not supported by your hardware\n", tex->name ); |
|
return false; |
|
} |
|
|
|
GL_SetTextureDimensions( tex, pic->width, pic->height, pic->depth ); |
|
GL_SetTextureFormat( tex, pic->type, pic->flags ); |
|
|
|
tex->fogParams[0] = pic->fogParams[0]; |
|
tex->fogParams[1] = pic->fogParams[1]; |
|
tex->fogParams[2] = pic->fogParams[2]; |
|
tex->fogParams[3] = pic->fogParams[3]; |
|
|
|
if(( pic->width * pic->height ) & 3 ) |
|
{ |
|
// will be resampled, just tell me for debug targets |
|
gEngfuncs.Con_Reportf( "GL_UploadTexture: %s s&3 [%d x %d]\n", tex->name, pic->width, pic->height ); |
|
} |
|
|
|
buf = pic->buffer; |
|
bufend = pic->buffer + pic->size; // total image size include all the layers, cube sides, mipmaps |
|
offset = GL_CalcImageSize( pic->type, pic->width, pic->height, pic->depth ); |
|
texsize = GL_CalcTextureSize( tex->format, tex->width, tex->height, tex->depth ); |
|
normalMap = FBitSet( tex->flags, TF_NORMALMAP ) ? true : false; |
|
numSides = FBitSet( pic->flags, IMAGE_CUBEMAP ) ? 6 : 1; |
|
|
|
// uploading texture into video memory, change the binding |
|
glState.currentTextures[glState.activeTMU] = tex->texnum; |
|
pglBindTexture( tex->target, tex->texnum ); |
|
|
|
for( i = 0; i < numSides; i++ ) |
|
{ |
|
// track the buffer bounds |
|
if( buf != NULL && buf >= bufend ) |
|
gEngfuncs.Host_Error( "GL_UploadTexture: %s image buffer overflow\n", tex->name ); |
|
|
|
if( ImageDXT( pic->type )) |
|
{ |
|
for( j = 0; j < Q_max( 1, pic->numMips ); j++ ) |
|
{ |
|
width = Q_max( 1, ( tex->width >> j )); |
|
height = Q_max( 1, ( tex->height >> j )); |
|
texsize = GL_CalcTextureSize( tex->format, width, height, tex->depth ); |
|
size = GL_CalcImageSize( pic->type, width, height, tex->depth ); |
|
GL_TextureImageDXT( tex, i, j, width, height, tex->depth, size, buf ); |
|
tex->size += texsize; |
|
buf += size; // move pointer |
|
tex->numMips++; |
|
|
|
GL_CheckTexImageError( tex ); |
|
} |
|
} |
|
else if( Q_max( 1, pic->numMips ) > 1 ) // not-compressed DDS |
|
{ |
|
for( j = 0; j < Q_max( 1, pic->numMips ); j++ ) |
|
{ |
|
width = Q_max( 1, ( tex->width >> j )); |
|
height = Q_max( 1, ( tex->height >> j )); |
|
texsize = GL_CalcTextureSize( tex->format, width, height, tex->depth ); |
|
size = GL_CalcImageSize( pic->type, width, height, tex->depth ); |
|
GL_TextureImageRAW( tex, i, j, width, height, tex->depth, pic->type, buf ); |
|
tex->size += texsize; |
|
buf += size; // move pointer |
|
tex->numMips++; |
|
|
|
GL_CheckTexImageError( tex ); |
|
|
|
} |
|
} |
|
else // RGBA32 |
|
{ |
|
int mipCount = GL_CalcMipmapCount( tex, ( buf != NULL )); |
|
|
|
// NOTE: only single uncompressed textures can be resamples, no mips, no layers, no sides |
|
if(( tex->depth == 1 ) && ( pic->width != tex->width ) || ( pic->height != tex->height )) |
|
data = GL_ResampleTexture( buf, pic->width, pic->height, tex->width, tex->height, normalMap ); |
|
else data = buf; |
|
|
|
if( !ImageDXT( pic->type ) && !FBitSet( tex->flags, TF_NOMIPMAP ) && FBitSet( pic->flags, IMAGE_ONEBIT_ALPHA )) |
|
data = GL_ApplyFilter( data, tex->width, tex->height ); |
|
|
|
// mips will be auto-generated if desired |
|
for( j = 0; j < mipCount; j++ ) |
|
{ |
|
width = Q_max( 1, ( tex->width >> j )); |
|
height = Q_max( 1, ( tex->height >> j )); |
|
texsize = GL_CalcTextureSize( tex->format, width, height, tex->depth ); |
|
size = GL_CalcImageSize( pic->type, width, height, tex->depth ); |
|
GL_TextureImageRAW( tex, i, j, width, height, tex->depth, pic->type, data ); |
|
if( mipCount > 1 ) |
|
GL_BuildMipMap( data, width, height, tex->depth, tex->flags ); |
|
tex->size += texsize; |
|
tex->numMips++; |
|
|
|
GL_CheckTexImageError( tex ); |
|
} |
|
|
|
// move to next side |
|
if( numSides > 1 && ( buf != NULL )) |
|
buf += GL_CalcImageSize( pic->type, pic->width, pic->height, 1 ); |
|
} |
|
} |
|
|
|
SetBits( tex->flags, TF_IMG_UPLOADED ); // done |
|
tex->numMips /= numSides; |
|
|
|
return true; |
|
#endif |
|
return true; |
|
} |
|
|
|
/* |
|
=============== |
|
GL_ProcessImage |
|
|
|
do specified actions on pixels |
|
=============== |
|
*/ |
|
static void GL_ProcessImage( image_t *tex, rgbdata_t *pic ) |
|
{ |
|
uint img_flags = 0; |
|
|
|
// force upload texture as RGB or RGBA (detail textures requires this) |
|
if( tex->flags & TF_FORCE_COLOR ) pic->flags |= IMAGE_HAS_COLOR; |
|
if( pic->flags & IMAGE_HAS_ALPHA ) tex->flags |= TF_HAS_ALPHA; |
|
|
|
if( ImageDXT( pic->type )) |
|
{ |
|
if( !pic->numMips ) |
|
tex->flags |= TF_NOMIPMAP; // disable mipmapping by user request |
|
|
|
// clear all the unsupported flags |
|
tex->flags &= ~TF_KEEP_SOURCE; |
|
} |
|
else |
|
{ |
|
// copy flag about luma pixels |
|
if( pic->flags & IMAGE_HAS_LUMA ) |
|
tex->flags |= TF_HAS_LUMA; |
|
|
|
if( pic->flags & IMAGE_QUAKEPAL ) |
|
tex->flags |= TF_QUAKEPAL; |
|
|
|
// create luma texture from quake texture |
|
if( tex->flags & TF_MAKELUMA ) |
|
{ |
|
img_flags |= IMAGE_MAKE_LUMA; |
|
tex->flags &= ~TF_MAKELUMA; |
|
} |
|
|
|
if( !FBitSet( tex->flags, TF_IMG_UPLOADED ) && FBitSet( tex->flags, TF_KEEP_SOURCE )) |
|
tex->original = gEngfuncs.FS_CopyImage( pic ); // because current pic will be expanded to rgba |
|
|
|
// we need to expand image into RGBA buffer |
|
if( pic->type == PF_INDEXED_24 || pic->type == PF_INDEXED_32 ) |
|
img_flags |= IMAGE_FORCE_RGBA; |
|
|
|
if( FBitSet( tex->flags, TF_LUMINANCE )) |
|
ClearBits( pic->flags, IMAGE_HAS_COLOR ); |
|
} |
|
} |
|
|
|
/* |
|
================ |
|
GL_CheckTexName |
|
================ |
|
*/ |
|
qboolean GL_CheckTexName( const char *name ) |
|
{ |
|
int len; |
|
|
|
if( !COM_CheckString( name ) ) |
|
return false; |
|
|
|
len = Q_strlen( name ); |
|
|
|
// because multi-layered textures can exceed name string |
|
if( len >= sizeof( r_images->name )) |
|
{ |
|
gEngfuncs.Con_Printf( S_ERROR "LoadTexture: too long name %s (%d)\n", name, len); |
|
return false; |
|
} |
|
|
|
return true; |
|
} |
|
|
|
/* |
|
================ |
|
GL_TextureForName |
|
================ |
|
*/ |
|
static image_t *GL_TextureForName( const char *name ) |
|
{ |
|
image_t *tex; |
|
uint hash; |
|
|
|
// find the texture in array |
|
hash = COM_HashKey( name, TEXTURES_HASH_SIZE ); |
|
|
|
for( tex = r_imagesHashTable[hash]; tex != NULL; tex = tex->nextHash ) |
|
{ |
|
if( !Q_stricmp( tex->name, name )) |
|
return tex; |
|
} |
|
|
|
return NULL; |
|
} |
|
|
|
/* |
|
================ |
|
GL_AllocTexture |
|
================ |
|
*/ |
|
static image_t *GL_AllocTexture( const char *name, texFlags_t flags ) |
|
{ |
|
image_t *tex; |
|
uint i; |
|
|
|
// find a free texture_t slot |
|
for( i = 0, tex = r_images; i < r_numImages; i++, tex++ ) |
|
if( !tex->name[0] ) break; |
|
|
|
if( i == r_numImages ) |
|
{ |
|
if( r_numImages == MAX_TEXTURES ) |
|
gEngfuncs.Host_Error( "GL_AllocTexture: MAX_TEXTURES limit exceeds\n" ); |
|
r_numImages++; |
|
} |
|
|
|
tex = &r_images[i]; |
|
|
|
// copy initial params |
|
Q_strncpy( tex->name, name, sizeof( tex->name )); |
|
|
|
//tex->texnum = i; // texnum is used for fast acess into gl_textures array too |
|
tex->flags = flags; |
|
|
|
// add to hash table |
|
tex->hashValue = COM_HashKey( name, TEXTURES_HASH_SIZE ); |
|
tex->nextHash = r_imagesHashTable[tex->hashValue]; |
|
r_imagesHashTable[tex->hashValue] = tex; |
|
|
|
return tex; |
|
} |
|
|
|
/* |
|
================ |
|
GL_DeleteTexture |
|
================ |
|
*/ |
|
static void GL_DeleteTexture( image_t *tex ) |
|
{ |
|
image_t **prev; |
|
image_t *cur; |
|
int i; |
|
|
|
ASSERT( tex != NULL ); |
|
|
|
// already freed? |
|
if( !tex->pixels[0]) return; |
|
|
|
// debug |
|
if( !tex->name[0] ) |
|
{ |
|
gEngfuncs.Con_Printf( S_ERROR "GL_DeleteTexture: trying to free unnamed texture\n"); |
|
return; |
|
} |
|
|
|
// remove from hash table |
|
prev = &r_imagesHashTable[tex->hashValue]; |
|
|
|
while( 1 ) |
|
{ |
|
cur = *prev; |
|
if( !cur ) break; |
|
|
|
if( cur == tex ) |
|
{ |
|
*prev = cur->nextHash; |
|
break; |
|
} |
|
prev = &cur->nextHash; |
|
} |
|
|
|
// release source |
|
if( tex->original ) |
|
gEngfuncs.FS_FreeImage( tex->original ); |
|
|
|
for( i = 0; i < 4; i++ ) |
|
if( tex->pixels[i]) Mem_Free(tex->pixels[i]); |
|
if( tex->alpha_pixels ) Mem_Free(tex->alpha_pixels); |
|
|
|
memset( tex, 0, sizeof( *tex )); |
|
} |
|
|
|
/* |
|
================ |
|
GL_UpdateTexSize |
|
|
|
recalc image room |
|
================ |
|
*/ |
|
void GAME_EXPORT GL_UpdateTexSize( int texnum, int width, int height, int depth ) |
|
{ |
|
int i, j, texsize; |
|
int numSides; |
|
image_t *tex; |
|
|
|
if( texnum <= 0 || texnum >= MAX_TEXTURES ) |
|
return; |
|
|
|
tex = &r_images[texnum]; |
|
numSides = FBitSet( tex->flags, TF_CUBEMAP ) ? 6 : 1; |
|
GL_SetTextureDimensions( tex, width, height, depth ); |
|
tex->size = 0; // recompute now |
|
|
|
for( i = 0; i < numSides; i++ ) |
|
{ |
|
for( j = 0; j < Q_max( 1, tex->numMips ); j++ ) |
|
{ |
|
width = Q_max( 1, ( tex->width >> j )); |
|
height = Q_max( 1, ( tex->height >> j )); |
|
texsize = GL_CalcTextureSize( width, height, tex->depth ); |
|
tex->size += texsize; |
|
} |
|
} |
|
} |
|
|
|
/* |
|
================ |
|
GL_LoadTexture |
|
================ |
|
*/ |
|
int GAME_EXPORT GL_LoadTexture( const char *name, const byte *buf, size_t size, int flags ) |
|
{ |
|
image_t *tex; |
|
rgbdata_t *pic; |
|
uint picFlags = 0; |
|
|
|
if( !GL_CheckTexName( name )) |
|
return 0; |
|
|
|
// see if already loaded |
|
if(( tex = GL_TextureForName( name ))) |
|
return (tex - r_images); |
|
|
|
if( FBitSet( flags, TF_NOFLIP_TGA )) |
|
SetBits( picFlags, IL_DONTFLIP_TGA ); |
|
|
|
if( FBitSet( flags, TF_KEEP_SOURCE ) && !FBitSet( flags, TF_EXPAND_SOURCE )) |
|
SetBits( picFlags, IL_KEEP_8BIT ); |
|
|
|
// set some image flags |
|
gEngfuncs.Image_SetForceFlags( picFlags ); |
|
|
|
pic = gEngfuncs.FS_LoadImage( name, buf, size ); |
|
if( !pic ) return 0; // couldn't loading image |
|
|
|
// allocate the new one |
|
tex = GL_AllocTexture( name, flags ); |
|
GL_ProcessImage( tex, pic ); |
|
|
|
if( !GL_UploadTexture( tex, pic )) |
|
{ |
|
memset( tex, 0, sizeof( image_t )); |
|
gEngfuncs.FS_FreeImage( pic ); // release source texture |
|
return 0; |
|
} |
|
|
|
GL_ApplyTextureParams( tex ); // update texture filter, wrap etc |
|
gEngfuncs.FS_FreeImage( pic ); // release source texture |
|
|
|
// NOTE: always return texnum as index in array or engine will stop work !!! |
|
return tex - r_images; |
|
} |
|
|
|
/* |
|
================ |
|
GL_LoadTextureArray |
|
================ |
|
*/ |
|
int GAME_EXPORT GL_LoadTextureArray( const char **names, int flags ) |
|
{ |
|
return 0; |
|
} |
|
|
|
/* |
|
================ |
|
GL_LoadTextureFromBuffer |
|
================ |
|
*/ |
|
int GAME_EXPORT GL_LoadTextureFromBuffer( const char *name, rgbdata_t *pic, texFlags_t flags, qboolean update ) |
|
{ |
|
image_t *tex; |
|
|
|
if( !GL_CheckTexName( name )) |
|
return 0; |
|
|
|
// see if already loaded |
|
if(( tex = GL_TextureForName( name )) && !update ) |
|
return (tex - r_images); |
|
|
|
// couldn't loading image |
|
if( !pic ) return 0; |
|
|
|
if( update ) |
|
{ |
|
if( tex == NULL ) |
|
gEngfuncs.Host_Error( "GL_LoadTextureFromBuffer: couldn't find texture %s for update\n", name ); |
|
SetBits( tex->flags, flags ); |
|
} |
|
else |
|
{ |
|
// allocate the new one |
|
tex = GL_AllocTexture( name, flags ); |
|
} |
|
|
|
GL_ProcessImage( tex, pic ); |
|
if( !GL_UploadTexture( tex, pic )) |
|
{ |
|
memset( tex, 0, sizeof( image_t )); |
|
return 0; |
|
} |
|
|
|
GL_ApplyTextureParams( tex ); // update texture filter, wrap etc |
|
return (tex - r_images); |
|
} |
|
|
|
/* |
|
================ |
|
GL_CreateTexture |
|
|
|
creates texture from buffer |
|
================ |
|
*/ |
|
int GAME_EXPORT GL_CreateTexture( const char *name, int width, int height, const void *buffer, texFlags_t flags ) |
|
{ |
|
int datasize = 1; |
|
rgbdata_t r_empty; |
|
|
|
if( FBitSet( flags, TF_ARB_16BIT )) |
|
datasize = 2; |
|
else if( FBitSet( flags, TF_ARB_FLOAT )) |
|
datasize = 4; |
|
|
|
memset( &r_empty, 0, sizeof( r_empty )); |
|
r_empty.width = width; |
|
r_empty.height = height; |
|
r_empty.type = PF_RGBA_32; |
|
r_empty.size = r_empty.width * r_empty.height * datasize * 4; |
|
r_empty.buffer = (byte *)buffer; |
|
|
|
// clear invalid combinations |
|
ClearBits( flags, TF_TEXTURE_3D ); |
|
|
|
// if image not luminance and not alphacontrast it will have color |
|
if( !FBitSet( flags, TF_LUMINANCE ) && !FBitSet( flags, TF_ALPHACONTRAST )) |
|
SetBits( r_empty.flags, IMAGE_HAS_COLOR ); |
|
|
|
if( FBitSet( flags, TF_HAS_ALPHA )) |
|
SetBits( r_empty.flags, IMAGE_HAS_ALPHA ); |
|
|
|
if( FBitSet( flags, TF_CUBEMAP )) |
|
{ |
|
return 0; |
|
} |
|
|
|
return GL_LoadTextureInternal( name, &r_empty, flags ); |
|
} |
|
|
|
/* |
|
================ |
|
GL_CreateTextureArray |
|
|
|
creates texture array from buffer |
|
================ |
|
*/ |
|
int GAME_EXPORT GL_CreateTextureArray( const char *name, int width, int height, int depth, const void *buffer, texFlags_t flags ) |
|
{ |
|
return 0; |
|
} |
|
|
|
/* |
|
================ |
|
GL_FindTexture |
|
================ |
|
*/ |
|
int GAME_EXPORT GL_FindTexture( const char *name ) |
|
{ |
|
image_t *tex; |
|
|
|
if( !GL_CheckTexName( name )) |
|
return 0; |
|
|
|
// see if already loaded |
|
if(( tex = GL_TextureForName( name ))) |
|
return (tex - r_images); |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
================ |
|
GL_FreeTexture |
|
================ |
|
*/ |
|
void GAME_EXPORT GL_FreeTexture( unsigned int texnum ) |
|
{ |
|
// number 0 it's already freed |
|
if( texnum <= 0 ) |
|
return; |
|
|
|
GL_DeleteTexture( &r_images[texnum] ); |
|
} |
|
|
|
/* |
|
================ |
|
GL_ProcessTexture |
|
================ |
|
*/ |
|
void GAME_EXPORT GL_ProcessTexture( int texnum, float gamma, int topColor, int bottomColor ) |
|
{ |
|
image_t *image; |
|
rgbdata_t *pic; |
|
int flags = 0; |
|
|
|
if( texnum <= 0 || texnum >= MAX_TEXTURES ) |
|
return; // missed image |
|
image = &r_images[texnum]; |
|
|
|
// select mode |
|
if( gamma != -1.0f ) |
|
{ |
|
flags = IMAGE_LIGHTGAMMA; |
|
} |
|
else if( topColor != -1 && bottomColor != -1 ) |
|
{ |
|
flags = IMAGE_REMAP; |
|
} |
|
else |
|
{ |
|
gEngfuncs.Con_Printf( S_ERROR "GL_ProcessTexture: bad operation for %s\n", image->name ); |
|
return; |
|
} |
|
|
|
if( !image->original ) |
|
{ |
|
gEngfuncs.Con_Printf( S_ERROR "GL_ProcessTexture: no input data for %s\n", image->name ); |
|
return; |
|
} |
|
|
|
if( ImageDXT( image->original->type )) |
|
{ |
|
gEngfuncs.Con_Printf( S_ERROR "GL_ProcessTexture: can't process compressed texture %s\n", image->name ); |
|
return; |
|
} |
|
|
|
// all the operations makes over the image copy not an original |
|
pic = gEngfuncs.FS_CopyImage( image->original ); |
|
|
|
// we need to expand image into RGBA buffer |
|
if( pic->type == PF_INDEXED_24 || pic->type == PF_INDEXED_32 ) |
|
flags |= IMAGE_FORCE_RGBA; |
|
|
|
gEngfuncs.Image_Process( &pic, topColor, bottomColor, flags, 0.0f ); |
|
|
|
GL_UploadTexture( image, pic ); |
|
GL_ApplyTextureParams( image ); // update texture filter, wrap etc |
|
|
|
gEngfuncs.FS_FreeImage( pic ); |
|
} |
|
|
|
/* |
|
============================================================================== |
|
|
|
INTERNAL TEXTURES |
|
|
|
============================================================================== |
|
*/ |
|
/* |
|
================== |
|
GL_FakeImage |
|
================== |
|
*/ |
|
static rgbdata_t *GL_FakeImage( int width, int height, int depth, int flags ) |
|
{ |
|
static byte data2D[1024]; // 16x16x4 |
|
static rgbdata_t r_image; |
|
|
|
// also use this for bad textures, but without alpha |
|
r_image.width = Q_max( 1, width ); |
|
r_image.height = Q_max( 1, height ); |
|
r_image.depth = Q_max( 1, depth ); |
|
r_image.flags = flags; |
|
r_image.type = PF_RGBA_32; |
|
r_image.size = r_image.width * r_image.height * r_image.depth * 4; |
|
r_image.buffer = (r_image.size > sizeof( data2D )) ? NULL : data2D; |
|
r_image.palette = NULL; |
|
r_image.numMips = 1; |
|
r_image.encode = 0; |
|
|
|
if( FBitSet( r_image.flags, IMAGE_CUBEMAP )) |
|
r_image.size *= 6; |
|
memset( data2D, 0xFF, sizeof( data2D )); |
|
|
|
return &r_image; |
|
} |
|
|
|
/* |
|
================== |
|
R_InitDlightTexture |
|
================== |
|
*/ |
|
void R_InitDlightTexture( void ) |
|
{ |
|
rgbdata_t r_image; |
|
|
|
if( tr.dlightTexture != 0 ) |
|
return; // already initialized |
|
|
|
memset( &r_image, 0, sizeof( r_image )); |
|
r_image.width = BLOCK_SIZE; |
|
r_image.height = BLOCK_SIZE; |
|
r_image.flags = IMAGE_HAS_COLOR; |
|
r_image.type = PF_RGBA_32; |
|
r_image.size = r_image.width * r_image.height * 4; |
|
|
|
tr.dlightTexture = GL_LoadTextureInternal( "*dlight", &r_image, TF_NOMIPMAP|TF_CLAMP|TF_ATLAS_PAGE ); |
|
} |
|
|
|
/* |
|
================== |
|
GL_CreateInternalTextures |
|
================== |
|
*/ |
|
static void GL_CreateInternalTextures( void ) |
|
{ |
|
int dx2, dy, d; |
|
int x, y; |
|
rgbdata_t *pic; |
|
|
|
// emo-texture from quake1 |
|
pic = GL_FakeImage( 16, 16, 1, IMAGE_HAS_COLOR ); |
|
|
|
for( y = 0; y < 16; y++ ) |
|
{ |
|
for( x = 0; x < 16; x++ ) |
|
{ |
|
if(( y < 8 ) ^ ( x < 8 )) |
|
((uint *)pic->buffer)[y*16+x] = 0xFFFF00FF; |
|
else ((uint *)pic->buffer)[y*16+x] = 0xFF000000; |
|
} |
|
} |
|
|
|
tr.defaultTexture = GL_LoadTextureInternal( REF_DEFAULT_TEXTURE, pic, TF_COLORMAP ); |
|
|
|
// particle texture from quake1 |
|
pic = GL_FakeImage( 16, 16, 1, IMAGE_HAS_COLOR|IMAGE_HAS_ALPHA ); |
|
|
|
for( x = 0; x < 16; x++ ) |
|
{ |
|
dx2 = x - 8; |
|
dx2 = dx2 * dx2; |
|
|
|
for( y = 0; y < 16; y++ ) |
|
{ |
|
dy = y - 8; |
|
d = 255 - 35 * sqrt( dx2 + dy * dy ); |
|
pic->buffer[( y * 16 + x ) * 4 + 3] = bound( 0, d, 255 ); |
|
} |
|
} |
|
|
|
tr.particleTexture = GL_LoadTextureInternal( "*particle", pic, TF_CLAMP ); |
|
|
|
// white texture |
|
pic = GL_FakeImage( 4, 4, 1, IMAGE_HAS_COLOR ); |
|
for( x = 0; x < 16; x++ ) |
|
((uint *)pic->buffer)[x] = 0xFFFFFFFF; |
|
tr.whiteTexture = GL_LoadTextureInternal( REF_WHITE_TEXTURE, pic, TF_COLORMAP ); |
|
|
|
// gray texture |
|
pic = GL_FakeImage( 4, 4, 1, IMAGE_HAS_COLOR ); |
|
for( x = 0; x < 16; x++ ) |
|
((uint *)pic->buffer)[x] = 0xFF7F7F7F; |
|
tr.grayTexture = GL_LoadTextureInternal( REF_GRAY_TEXTURE, pic, TF_COLORMAP ); |
|
|
|
// black texture |
|
pic = GL_FakeImage( 4, 4, 1, IMAGE_HAS_COLOR ); |
|
for( x = 0; x < 16; x++ ) |
|
((uint *)pic->buffer)[x] = 0xFF000000; |
|
tr.blackTexture = GL_LoadTextureInternal( REF_BLACK_TEXTURE, pic, TF_COLORMAP ); |
|
|
|
// cinematic dummy |
|
pic = GL_FakeImage( 640, 100, 1, IMAGE_HAS_COLOR ); |
|
tr.cinTexture = GL_LoadTextureInternal( "*cintexture", pic, TF_NOMIPMAP|TF_CLAMP ); |
|
} |
|
|
|
/* |
|
=============== |
|
R_TextureList_f |
|
=============== |
|
*/ |
|
void R_TextureList_f( void ) |
|
{ |
|
image_t *image; |
|
int i, texCount, bytes = 0; |
|
|
|
gEngfuncs.Con_Printf( "\n" ); |
|
gEngfuncs.Con_Printf( " -id- -w- -h- -size- -fmt- -type- -data- -encode- -wrap- -depth- -name--------\n" ); |
|
|
|
for( i = texCount = 0, image = r_images; i < r_numImages; i++, image++ ) |
|
{ |
|
if( !image->pixels ) continue; |
|
|
|
bytes += image->size; |
|
texCount++; |
|
|
|
gEngfuncs.Con_Printf( "%4i: ", i ); |
|
gEngfuncs.Con_Printf( "%4i %4i ", image->width, image->height ); |
|
gEngfuncs.Con_Printf( "%12s ", Q_memprint( image->size )); |
|
|
|
if( image->flags & TF_NORMALMAP ) |
|
gEngfuncs.Con_Printf( "normal " ); |
|
else gEngfuncs.Con_Printf( "diffuse " ); |
|
|
|
if( image->flags & TF_CLAMP ) |
|
gEngfuncs.Con_Printf( "clamp " ); |
|
else if( image->flags & TF_BORDER ) |
|
gEngfuncs.Con_Printf( "border " ); |
|
else gEngfuncs.Con_Printf( "repeat " ); |
|
gEngfuncs.Con_Printf( " %d ", image->depth ); |
|
gEngfuncs.Con_Printf( " %s\n", image->name ); |
|
} |
|
|
|
gEngfuncs.Con_Printf( "---------------------------------------------------------\n" ); |
|
gEngfuncs.Con_Printf( "%i total textures\n", texCount ); |
|
gEngfuncs.Con_Printf( "%s total memory used\n", Q_memprint( bytes )); |
|
gEngfuncs.Con_Printf( "\n" ); |
|
} |
|
|
|
/* |
|
=============== |
|
R_InitImages |
|
=============== |
|
*/ |
|
void R_InitImages( void ) |
|
{ |
|
memset( r_images, 0, sizeof( r_images )); |
|
memset( r_imagesHashTable, 0, sizeof( r_imagesHashTable )); |
|
r_numImages = 0; |
|
|
|
// create unused 0-entry |
|
Q_strncpy( r_images->name, "*unused*", sizeof( r_images->name )); |
|
r_images->hashValue = COM_HashKey( r_images->name, TEXTURES_HASH_SIZE ); |
|
r_images->nextHash = r_imagesHashTable[r_images->hashValue]; |
|
r_imagesHashTable[r_images->hashValue] = r_images; |
|
r_numImages = 1; |
|
|
|
// validate cvars |
|
R_SetTextureParameters(); |
|
GL_CreateInternalTextures(); |
|
|
|
gEngfuncs.Cmd_AddCommand( "texturelist", R_TextureList_f, "display loaded textures list" ); |
|
} |
|
|
|
/* |
|
=============== |
|
R_ShutdownImages |
|
=============== |
|
*/ |
|
void R_ShutdownImages( void ) |
|
{ |
|
image_t *tex; |
|
int i; |
|
|
|
gEngfuncs.Cmd_RemoveCommand( "texturelist" ); |
|
|
|
for( i = 0, tex = r_images; i < r_numImages; i++, tex++ ) |
|
GL_DeleteTexture( tex ); |
|
|
|
memset( tr.lightmapTextures, 0, sizeof( tr.lightmapTextures )); |
|
memset( r_imagesHashTable, 0, sizeof( r_imagesHashTable )); |
|
memset( r_images, 0, sizeof( r_images )); |
|
r_numImages = 0; |
|
}
|
|
|