| 0,0 → 1,633 |
|---|
| /* |
| * Mesa 3-D graphics library |
| * Version: 6.5 |
| * |
| * Copyright (C) 1999-2005 Brian Paul All Rights Reserved. |
| * Copyright (C) 2009 VMware, Inc. All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| |
| #include "mtypes.h" |
| #include "attrib.h" |
| #include "colormac.h" |
| #include "enums.h" |
| #include "formats.h" |
| #include "hash.h" |
| #include "imports.h" |
| #include "debug.h" |
| #include "get.h" |
| #include "pixelstore.h" |
| #include "readpix.h" |
| #include "texobj.h" |
| |
| |
| /** |
| * Primitive names |
| */ |
| const char *_mesa_prim_name[GL_POLYGON+4] = { |
| "GL_POINTS", |
| "GL_LINES", |
| "GL_LINE_LOOP", |
| "GL_LINE_STRIP", |
| "GL_TRIANGLES", |
| "GL_TRIANGLE_STRIP", |
| "GL_TRIANGLE_FAN", |
| "GL_QUADS", |
| "GL_QUAD_STRIP", |
| "GL_POLYGON", |
| "outside begin/end", |
| "inside unknown primitive", |
| "unknown state" |
| }; |
| |
| |
| static const char * |
| tex_target_name(GLenum tgt) |
| { |
| static const struct { |
| GLenum target; |
| const char *name; |
| } tex_targets[] = { |
| { GL_TEXTURE_1D, "GL_TEXTURE_1D" }, |
| { GL_TEXTURE_2D, "GL_TEXTURE_2D" }, |
| { GL_TEXTURE_3D, "GL_TEXTURE_3D" }, |
| { GL_TEXTURE_CUBE_MAP, "GL_TEXTURE_CUBE_MAP" }, |
| { GL_TEXTURE_RECTANGLE, "GL_TEXTURE_RECTANGLE" }, |
| { GL_TEXTURE_1D_ARRAY_EXT, "GL_TEXTURE_1D_ARRAY" }, |
| { GL_TEXTURE_2D_ARRAY_EXT, "GL_TEXTURE_2D_ARRAY" } |
| }; |
| GLuint i; |
| for (i = 0; i < Elements(tex_targets); i++) { |
| if (tex_targets[i].target == tgt) |
| return tex_targets[i].name; |
| } |
| return "UNKNOWN TEX TARGET"; |
| } |
| |
| |
| void |
| _mesa_print_state( const char *msg, GLuint state ) |
| { |
| _mesa_debug(NULL, |
| "%s: (0x%x) %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n", |
| msg, |
| state, |
| (state & _NEW_MODELVIEW) ? "ctx->ModelView, " : "", |
| (state & _NEW_PROJECTION) ? "ctx->Projection, " : "", |
| (state & _NEW_TEXTURE_MATRIX) ? "ctx->TextureMatrix, " : "", |
| (state & _NEW_ACCUM) ? "ctx->Accum, " : "", |
| (state & _NEW_COLOR) ? "ctx->Color, " : "", |
| (state & _NEW_DEPTH) ? "ctx->Depth, " : "", |
| (state & _NEW_EVAL) ? "ctx->Eval/EvalMap, " : "", |
| (state & _NEW_FOG) ? "ctx->Fog, " : "", |
| (state & _NEW_HINT) ? "ctx->Hint, " : "", |
| (state & _NEW_LIGHT) ? "ctx->Light, " : "", |
| (state & _NEW_LINE) ? "ctx->Line, " : "", |
| (state & _NEW_PIXEL) ? "ctx->Pixel, " : "", |
| (state & _NEW_POINT) ? "ctx->Point, " : "", |
| (state & _NEW_POLYGON) ? "ctx->Polygon, " : "", |
| (state & _NEW_POLYGONSTIPPLE) ? "ctx->PolygonStipple, " : "", |
| (state & _NEW_SCISSOR) ? "ctx->Scissor, " : "", |
| (state & _NEW_STENCIL) ? "ctx->Stencil, " : "", |
| (state & _NEW_TEXTURE) ? "ctx->Texture, " : "", |
| (state & _NEW_TRANSFORM) ? "ctx->Transform, " : "", |
| (state & _NEW_VIEWPORT) ? "ctx->Viewport, " : "", |
| (state & _NEW_PACKUNPACK) ? "ctx->Pack/Unpack, " : "", |
| (state & _NEW_ARRAY) ? "ctx->Array, " : "", |
| (state & _NEW_RENDERMODE) ? "ctx->RenderMode, " : "", |
| (state & _NEW_BUFFERS) ? "ctx->Visual, ctx->DrawBuffer,, " : ""); |
| } |
| |
| |
| |
| void |
| _mesa_print_tri_caps( const char *name, GLuint flags ) |
| { |
| _mesa_debug(NULL, |
| "%s: (0x%x) %s%s%s%s%s%s%s%s%s%s%s%s%s\n", |
| name, |
| flags, |
| (flags & DD_FLATSHADE) ? "flat-shade, " : "", |
| (flags & DD_SEPARATE_SPECULAR) ? "separate-specular, " : "", |
| (flags & DD_TRI_LIGHT_TWOSIDE) ? "tri-light-twoside, " : "", |
| (flags & DD_TRI_TWOSTENCIL) ? "tri-twostencil, " : "", |
| (flags & DD_TRI_UNFILLED) ? "tri-unfilled, " : "", |
| (flags & DD_TRI_STIPPLE) ? "tri-stipple, " : "", |
| (flags & DD_TRI_OFFSET) ? "tri-offset, " : "", |
| (flags & DD_TRI_SMOOTH) ? "tri-smooth, " : "", |
| (flags & DD_LINE_SMOOTH) ? "line-smooth, " : "", |
| (flags & DD_LINE_STIPPLE) ? "line-stipple, " : "", |
| (flags & DD_POINT_SMOOTH) ? "point-smooth, " : "", |
| (flags & DD_POINT_ATTEN) ? "point-atten, " : "", |
| (flags & DD_TRI_CULL_FRONT_BACK) ? "cull-all, " : "" |
| ); |
| } |
| |
| |
| /** |
| * Print information about this Mesa version and build options. |
| */ |
| void _mesa_print_info( void ) |
| { |
| _mesa_debug(NULL, "Mesa GL_VERSION = %s\n", |
| (char *) _mesa_GetString(GL_VERSION)); |
| _mesa_debug(NULL, "Mesa GL_RENDERER = %s\n", |
| (char *) _mesa_GetString(GL_RENDERER)); |
| _mesa_debug(NULL, "Mesa GL_VENDOR = %s\n", |
| (char *) _mesa_GetString(GL_VENDOR)); |
| _mesa_debug(NULL, "Mesa GL_EXTENSIONS = %s\n", |
| (char *) _mesa_GetString(GL_EXTENSIONS)); |
| #if defined(THREADS) |
| _mesa_debug(NULL, "Mesa thread-safe: YES\n"); |
| #else |
| _mesa_debug(NULL, "Mesa thread-safe: NO\n"); |
| #endif |
| #if defined(USE_X86_ASM) |
| _mesa_debug(NULL, "Mesa x86-optimized: YES\n"); |
| #else |
| _mesa_debug(NULL, "Mesa x86-optimized: NO\n"); |
| #endif |
| #if defined(USE_SPARC_ASM) |
| _mesa_debug(NULL, "Mesa sparc-optimized: YES\n"); |
| #else |
| _mesa_debug(NULL, "Mesa sparc-optimized: NO\n"); |
| #endif |
| } |
| |
| |
| /** |
| * Set the debugging flags. |
| * |
| * \param debug debug string |
| * |
| * If compiled with debugging support then search for keywords in \p debug and |
| * enables the verbose debug output of the respective feature. |
| */ |
| static void add_debug_flags( const char *debug ) |
| { |
| #ifdef DEBUG |
| struct debug_option { |
| const char *name; |
| GLbitfield flag; |
| }; |
| static const struct debug_option debug_opt[] = { |
| { "varray", VERBOSE_VARRAY }, |
| { "tex", VERBOSE_TEXTURE }, |
| { "mat", VERBOSE_MATERIAL }, |
| { "pipe", VERBOSE_PIPELINE }, |
| { "driver", VERBOSE_DRIVER }, |
| { "state", VERBOSE_STATE }, |
| { "api", VERBOSE_API }, |
| { "list", VERBOSE_DISPLAY_LIST }, |
| { "lighting", VERBOSE_LIGHTING }, |
| { "disassem", VERBOSE_DISASSEM }, |
| { "draw", VERBOSE_DRAW }, |
| { "swap", VERBOSE_SWAPBUFFERS } |
| }; |
| GLuint i; |
| |
| MESA_VERBOSE = 0x0; |
| for (i = 0; i < Elements(debug_opt); i++) { |
| if (strstr(debug, debug_opt[i].name)) |
| MESA_VERBOSE |= debug_opt[i].flag; |
| } |
| |
| /* Debug flag: |
| */ |
| if (strstr(debug, "flush")) |
| MESA_DEBUG_FLAGS |= DEBUG_ALWAYS_FLUSH; |
| |
| #if defined(_FPU_GETCW) && defined(_FPU_SETCW) |
| if (strstr(debug, "fpexceptions")) { |
| /* raise FP exceptions */ |
| fpu_control_t mask; |
| _FPU_GETCW(mask); |
| mask &= ~(_FPU_MASK_IM | _FPU_MASK_DM | _FPU_MASK_ZM |
| | _FPU_MASK_OM | _FPU_MASK_UM); |
| _FPU_SETCW(mask); |
| } |
| #endif |
| |
| #else |
| (void) debug; |
| #endif |
| } |
| |
| |
| void |
| _mesa_init_debug( struct gl_context *ctx ) |
| { |
| char *c; |
| |
| /* Dither disable */ |
| ctx->NoDither = _mesa_getenv("MESA_NO_DITHER") ? GL_TRUE : GL_FALSE; |
| if (ctx->NoDither) { |
| if (_mesa_getenv("MESA_DEBUG")) { |
| _mesa_debug(ctx, "MESA_NO_DITHER set - dithering disabled\n"); |
| } |
| ctx->Color.DitherFlag = GL_FALSE; |
| } |
| |
| c = _mesa_getenv("MESA_DEBUG"); |
| if (c) |
| add_debug_flags(c); |
| |
| c = _mesa_getenv("MESA_VERBOSE"); |
| if (c) |
| add_debug_flags(c); |
| } |
| |
| |
| /* |
| * Write ppm file |
| */ |
| static void |
| write_ppm(const char *filename, const GLubyte *buffer, int width, int height, |
| int comps, int rcomp, int gcomp, int bcomp, GLboolean invert) |
| { |
| FILE *f = fopen( filename, "w" ); |
| if (f) { |
| int x, y; |
| const GLubyte *ptr = buffer; |
| fprintf(f,"P6\n"); |
| fprintf(f,"# ppm-file created by osdemo.c\n"); |
| fprintf(f,"%i %i\n", width,height); |
| fprintf(f,"255\n"); |
| fclose(f); |
| f = fopen( filename, "ab" ); /* reopen in binary append mode */ |
| for (y=0; y < height; y++) { |
| for (x = 0; x < width; x++) { |
| int yy = invert ? (height - 1 - y) : y; |
| int i = (yy * width + x) * comps; |
| fputc(ptr[i+rcomp], f); /* write red */ |
| fputc(ptr[i+gcomp], f); /* write green */ |
| fputc(ptr[i+bcomp], f); /* write blue */ |
| } |
| } |
| fclose(f); |
| } |
| } |
| |
| |
| /** |
| * Write a texture image to a ppm file. |
| * \param face cube face in [0,5] |
| * \param level mipmap level |
| */ |
| static void |
| write_texture_image(struct gl_texture_object *texObj, |
| GLuint face, GLuint level) |
| { |
| struct gl_texture_image *img = texObj->Image[face][level]; |
| if (img) { |
| GET_CURRENT_CONTEXT(ctx); |
| struct gl_pixelstore_attrib store; |
| GLubyte *buffer; |
| char s[100]; |
| |
| buffer = (GLubyte *) malloc(img->Width * img->Height |
| * img->Depth * 4); |
| |
| store = ctx->Pack; /* save */ |
| ctx->Pack = ctx->DefaultPacking; |
| |
| ctx->Driver.GetTexImage(ctx, texObj->Target, level, |
| GL_RGBA, GL_UNSIGNED_BYTE, |
| buffer, texObj, img); |
| |
| /* make filename */ |
| _mesa_snprintf(s, sizeof(s), "/tmp/tex%u.l%u.f%u.ppm", texObj->Name, level, face); |
| |
| printf(" Writing image level %u to %s\n", level, s); |
| write_ppm(s, buffer, img->Width, img->Height, 4, 0, 1, 2, GL_FALSE); |
| |
| ctx->Pack = store; /* restore */ |
| |
| free(buffer); |
| } |
| } |
| |
| |
| /** |
| * Write renderbuffer image to a ppm file. |
| */ |
| static void |
| write_renderbuffer_image(const struct gl_renderbuffer *rb) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| GLubyte *buffer; |
| char s[100]; |
| GLenum format, type; |
| |
| if (rb->_BaseFormat == GL_RGB || |
| rb->_BaseFormat == GL_RGBA) { |
| format = GL_RGBA; |
| type = GL_UNSIGNED_BYTE; |
| } |
| else if (rb->_BaseFormat == GL_DEPTH_STENCIL) { |
| format = GL_DEPTH_STENCIL; |
| type = GL_UNSIGNED_INT_24_8; |
| } |
| else { |
| return; |
| } |
| |
| buffer = (GLubyte *) malloc(rb->Width * rb->Height * 4); |
| |
| ctx->Driver.ReadPixels(ctx, 0, 0, rb->Width, rb->Height, |
| format, type, &ctx->DefaultPacking, buffer); |
| |
| /* make filename */ |
| _mesa_snprintf(s, sizeof(s), "/tmp/renderbuffer%u.ppm", rb->Name); |
| |
| printf(" Writing renderbuffer image to %s\n", s); |
| write_ppm(s, buffer, rb->Width, rb->Height, 4, 0, 1, 2, GL_TRUE); |
| |
| free(buffer); |
| } |
| |
| |
| /** How many texture images (mipmap levels, faces) to write to files */ |
| #define WRITE_NONE 0 |
| #define WRITE_ONE 1 |
| #define WRITE_ALL 2 |
| |
| static GLuint WriteImages; |
| |
| |
| static void |
| dump_texture(struct gl_texture_object *texObj, GLuint writeImages) |
| { |
| const GLuint numFaces = texObj->Target == GL_TEXTURE_CUBE_MAP ? 6 : 1; |
| GLboolean written = GL_FALSE; |
| GLuint i, j; |
| |
| printf("Texture %u\n", texObj->Name); |
| printf(" Target %s\n", tex_target_name(texObj->Target)); |
| for (i = 0; i < MAX_TEXTURE_LEVELS; i++) { |
| for (j = 0; j < numFaces; j++) { |
| struct gl_texture_image *texImg = texObj->Image[j][i]; |
| if (texImg) { |
| printf(" Face %u level %u: %d x %d x %d, format %s at %p\n", |
| j, i, |
| texImg->Width, texImg->Height, texImg->Depth, |
| _mesa_get_format_name(texImg->TexFormat), |
| texImg->Data); |
| if (writeImages == WRITE_ALL || |
| (writeImages == WRITE_ONE && !written)) { |
| write_texture_image(texObj, j, i); |
| written = GL_TRUE; |
| } |
| } |
| } |
| } |
| } |
| |
| |
| /** |
| * Dump a single texture. |
| */ |
| void |
| _mesa_dump_texture(GLuint texture, GLuint writeImages) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| struct gl_texture_object *texObj = _mesa_lookup_texture(ctx, texture); |
| if (texObj) { |
| dump_texture(texObj, writeImages); |
| } |
| } |
| |
| |
| static void |
| dump_texture_cb(GLuint id, void *data, void *userData) |
| { |
| struct gl_texture_object *texObj = (struct gl_texture_object *) data; |
| (void) userData; |
| dump_texture(texObj, WriteImages); |
| } |
| |
| |
| /** |
| * Print basic info about all texture objext to stdout. |
| * If dumpImages is true, write PPM of level[0] image to a file. |
| */ |
| void |
| _mesa_dump_textures(GLuint writeImages) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| WriteImages = writeImages; |
| _mesa_HashWalk(ctx->Shared->TexObjects, dump_texture_cb, ctx); |
| } |
| |
| |
| static void |
| dump_renderbuffer(const struct gl_renderbuffer *rb, GLboolean writeImage) |
| { |
| printf("Renderbuffer %u: %u x %u IntFormat = %s\n", |
| rb->Name, rb->Width, rb->Height, |
| _mesa_lookup_enum_by_nr(rb->InternalFormat)); |
| if (writeImage) { |
| write_renderbuffer_image(rb); |
| } |
| } |
| |
| |
| static void |
| dump_renderbuffer_cb(GLuint id, void *data, void *userData) |
| { |
| const struct gl_renderbuffer *rb = (const struct gl_renderbuffer *) data; |
| (void) userData; |
| dump_renderbuffer(rb, WriteImages); |
| } |
| |
| |
| /** |
| * Print basic info about all renderbuffers to stdout. |
| * If dumpImages is true, write PPM of level[0] image to a file. |
| */ |
| void |
| _mesa_dump_renderbuffers(GLboolean writeImages) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| WriteImages = writeImages; |
| _mesa_HashWalk(ctx->Shared->RenderBuffers, dump_renderbuffer_cb, ctx); |
| } |
| |
| |
| |
| void |
| _mesa_dump_color_buffer(const char *filename) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| const GLuint w = ctx->DrawBuffer->Width; |
| const GLuint h = ctx->DrawBuffer->Height; |
| GLubyte *buf; |
| |
| buf = (GLubyte *) malloc(w * h * 4); |
| |
| _mesa_PushClientAttrib(GL_CLIENT_PIXEL_STORE_BIT); |
| _mesa_PixelStorei(GL_PACK_ALIGNMENT, 1); |
| _mesa_PixelStorei(GL_PACK_INVERT_MESA, GL_TRUE); |
| |
| _mesa_ReadPixels(0, 0, w, h, GL_RGBA, GL_UNSIGNED_BYTE, buf); |
| |
| printf("ReadBuffer %p 0x%x DrawBuffer %p 0x%x\n", |
| (void *) ctx->ReadBuffer->_ColorReadBuffer, |
| ctx->ReadBuffer->ColorReadBuffer, |
| (void *) ctx->DrawBuffer->_ColorDrawBuffers[0], |
| ctx->DrawBuffer->ColorDrawBuffer[0]); |
| printf("Writing %d x %d color buffer to %s\n", w, h, filename); |
| write_ppm(filename, buf, w, h, 4, 0, 1, 2, GL_TRUE); |
| |
| _mesa_PopClientAttrib(); |
| |
| free(buf); |
| } |
| |
| |
| void |
| _mesa_dump_depth_buffer(const char *filename) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| const GLuint w = ctx->DrawBuffer->Width; |
| const GLuint h = ctx->DrawBuffer->Height; |
| GLuint *buf; |
| GLubyte *buf2; |
| GLuint i; |
| |
| buf = (GLuint *) malloc(w * h * 4); /* 4 bpp */ |
| buf2 = (GLubyte *) malloc(w * h * 3); /* 3 bpp */ |
| |
| _mesa_PushClientAttrib(GL_CLIENT_PIXEL_STORE_BIT); |
| _mesa_PixelStorei(GL_PACK_ALIGNMENT, 1); |
| _mesa_PixelStorei(GL_PACK_INVERT_MESA, GL_TRUE); |
| |
| _mesa_ReadPixels(0, 0, w, h, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, buf); |
| |
| /* spread 24 bits of Z across R, G, B */ |
| for (i = 0; i < w * h; i++) { |
| buf2[i*3+0] = (buf[i] >> 24) & 0xff; |
| buf2[i*3+1] = (buf[i] >> 16) & 0xff; |
| buf2[i*3+2] = (buf[i] >> 8) & 0xff; |
| } |
| |
| printf("Writing %d x %d depth buffer to %s\n", w, h, filename); |
| write_ppm(filename, buf2, w, h, 3, 0, 1, 2, GL_TRUE); |
| |
| _mesa_PopClientAttrib(); |
| |
| free(buf); |
| free(buf2); |
| } |
| |
| |
| void |
| _mesa_dump_stencil_buffer(const char *filename) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| const GLuint w = ctx->DrawBuffer->Width; |
| const GLuint h = ctx->DrawBuffer->Height; |
| GLubyte *buf; |
| GLubyte *buf2; |
| GLuint i; |
| |
| buf = (GLubyte *) malloc(w * h); /* 1 bpp */ |
| buf2 = (GLubyte *) malloc(w * h * 3); /* 3 bpp */ |
| |
| _mesa_PushClientAttrib(GL_CLIENT_PIXEL_STORE_BIT); |
| _mesa_PixelStorei(GL_PACK_ALIGNMENT, 1); |
| _mesa_PixelStorei(GL_PACK_INVERT_MESA, GL_TRUE); |
| |
| _mesa_ReadPixels(0, 0, w, h, GL_STENCIL_INDEX, GL_UNSIGNED_BYTE, buf); |
| |
| for (i = 0; i < w * h; i++) { |
| buf2[i*3+0] = buf[i]; |
| buf2[i*3+1] = (buf[i] & 127) * 2; |
| buf2[i*3+2] = (buf[i] - 128) * 2; |
| } |
| |
| printf("Writing %d x %d stencil buffer to %s\n", w, h, filename); |
| write_ppm(filename, buf2, w, h, 3, 0, 1, 2, GL_TRUE); |
| |
| _mesa_PopClientAttrib(); |
| |
| free(buf); |
| free(buf2); |
| } |
| |
| |
| /** |
| * Quick and dirty function to "print" a texture to stdout. |
| */ |
| void |
| _mesa_print_texture(struct gl_context *ctx, const struct gl_texture_image *img) |
| { |
| #if CHAN_TYPE != GL_UNSIGNED_BYTE |
| _mesa_problem(NULL, "PrintTexture not supported"); |
| #else |
| GLuint i, j, c; |
| const GLubyte *data = (const GLubyte *) img->Data; |
| |
| if (!data) { |
| printf("No texture data\n"); |
| return; |
| } |
| |
| /* XXX add more formats or make into a new format utility function */ |
| switch (img->TexFormat) { |
| case MESA_FORMAT_A8: |
| case MESA_FORMAT_L8: |
| case MESA_FORMAT_I8: |
| case MESA_FORMAT_CI8: |
| c = 1; |
| break; |
| case MESA_FORMAT_AL88: |
| case MESA_FORMAT_AL88_REV: |
| c = 2; |
| break; |
| case MESA_FORMAT_RGB888: |
| case MESA_FORMAT_BGR888: |
| c = 3; |
| break; |
| case MESA_FORMAT_RGBA8888: |
| case MESA_FORMAT_ARGB8888: |
| c = 4; |
| break; |
| default: |
| _mesa_problem(NULL, "error in PrintTexture\n"); |
| return; |
| } |
| |
| for (i = 0; i < img->Height; i++) { |
| for (j = 0; j < img->Width; j++) { |
| if (c==1) |
| printf("%02x ", data[0]); |
| else if (c==2) |
| printf("%02x%02x ", data[0], data[1]); |
| else if (c==3) |
| printf("%02x%02x%02x ", data[0], data[1], data[2]); |
| else if (c==4) |
| printf("%02x%02x%02x%02x ", data[0], data[1], data[2], data[3]); |
| data += (img->RowStride - img->Width) * c; |
| } |
| /* XXX use img->ImageStride here */ |
| printf("\n"); |
| } |
| #endif |
| } |