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7994b6c893c2feaa8485c012494cdaba69145eba
mesa/src/mesa/main/debug.c
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/*
* Mesa 3-D graphics library
*
* 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
* THE AUTHORS OR COPYRIGHT HOLDERS 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 <stdio.h>
#include "errors.h"
#include "mtypes.h"
#include "attrib.h"
#include "enums.h"
#include "formats.h"
#include "hash.h"
#include "macros.h"
#include "debug.h"
#include "get.h"
#include "pixelstore.h"
#include "readpix.h"
#include "texobj.h"
#include "api_exec_decl.h"
#include "state_tracker/st_cb_texture.h"
#include "state_tracker/st_cb_readpixels.h"
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" },
{ GL_TEXTURE_CUBE_MAP_ARRAY, "GL_TEXTURE_CUBE_MAP_ARRAY" },
{ GL_TEXTURE_BUFFER, "GL_TEXTURE_BUFFER" },
{ GL_TEXTURE_2D_MULTISAMPLE, "GL_TEXTURE_2D_MULTISAMPLE" },
{ GL_TEXTURE_2D_MULTISAMPLE_ARRAY, "GL_TEXTURE_2D_MULTISAMPLE_ARRAY" },
{ GL_TEXTURE_EXTERNAL_OES, "GL_TEXTURE_EXTERNAL_OES" }
};
GLuint i;
STATIC_ASSERT(ARRAY_SIZE(tex_targets) == NUM_TEXTURE_TARGETS);
for (i = 0; i < ARRAY_SIZE(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\n",
msg,
state,
(state & _NEW_MODELVIEW) ? "ctx->ModelView, " : "",
(state & _NEW_PROJECTION) ? "ctx->Projection, " : "",
(state & _NEW_TEXTURE_MATRIX) ? "ctx->TextureMatrix, " : "",
(state & _NEW_COLOR) ? "ctx->Color, " : "",
(state & _NEW_DEPTH) ? "ctx->Depth, " : "",
(state & _NEW_FOG) ? "ctx->Fog, " : "",
(state & _NEW_HINT) ? "ctx->Hint, " : "",
(state & _NEW_LIGHT_CONSTANTS) ? "ctx->Light(Constants), " : "",
(state & _NEW_LIGHT_STATE) ? "ctx->Light(State), " : "",
(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_OBJECT) ? "ctx->Texture(Object), " : "",
(state & _NEW_TRANSFORM) ? "ctx->Transform, " : "",
(state & _NEW_VIEWPORT) ? "ctx->Viewport, " : "",
(state & _NEW_TEXTURE_STATE) ? "ctx->Texture(State), " : "",
(state & _NEW_RENDERMODE) ? "ctx->RenderMode, " : "",
(state & _NEW_BUFFERS) ? "ctx->Visual, ctx->DrawBuffer,, " : "");
}
/**
* Print information about this Mesa version and build options.
*/
void _mesa_print_info( struct gl_context *ctx )
{
_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));
/* use ctx as GL_EXTENSIONS will not work on 3.0 or higher
* core contexts.
*/
_mesa_debug(NULL, "Mesa GL_EXTENSIONS = %s\n", ctx->Extensions.String);
#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 verbose logging flags. When these flags are set, GL API calls
* in the various categories will be printed to stderr.
* \param str a comma-separated list of keywords
*/
static void
set_verbose_flags(const char *str)
{
#ifndef NDEBUG
struct option {
const char *name;
GLbitfield flag;
};
static const struct option opts[] = {
{ "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 },
{ "swap", VERBOSE_SWAPBUFFERS }
};
GLuint i;
if (!str)
return;
MESA_VERBOSE = 0x0;
for (i = 0; i < ARRAY_SIZE(opts); i++) {
if (strstr(str, opts[i].name) || strcmp(str, "all") == 0)
MESA_VERBOSE |= opts[i].flag;
}
#endif
}
/**
* Set debugging flags. When these flags are set, Mesa will do additional
* debug checks or actions.
* \param str a comma-separated list of keywords
*/
static void
set_debug_flags(const char *str)
{
#ifndef NDEBUG
struct option {
const char *name;
GLbitfield flag;
};
static const struct option opts[] = {
{ "silent", DEBUG_SILENT }, /* turn off debug messages */
{ "flush", DEBUG_ALWAYS_FLUSH }, /* flush after each drawing command */
{ "incomplete_tex", DEBUG_INCOMPLETE_TEXTURE },
{ "incomplete_fbo", DEBUG_INCOMPLETE_FBO },
{ "context", DEBUG_CONTEXT } /* force set GL_CONTEXT_FLAG_DEBUG_BIT flag */
};
GLuint i;
if (!str)
return;
MESA_DEBUG_FLAGS = 0x0;
for (i = 0; i < ARRAY_SIZE(opts); i++) {
if (strstr(str, opts[i].name))
MESA_DEBUG_FLAGS |= opts[i].flag;
}
#endif
}
/**
* Initialize debugging variables from env vars.
*/
void
_mesa_init_debug( struct gl_context *ctx )
{
set_debug_flags(getenv("MESA_DEBUG"));
set_verbose_flags(getenv("MESA_VERBOSE"));
}
/*
* 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 */
if (!f) {
fprintf(stderr, "Error while reopening %s in write_ppm()\n",
filename);
return;
}
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);
}
else {
fprintf(stderr, "Unable to create %s in write_ppm()\n", filename);
}
}
/**
* 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 = malloc(img->Width * img->Height
* img->Depth * 4);
store = ctx->Pack; /* save */
ctx->Pack = ctx->DefaultPacking;
st_GetTexSubImage(ctx,
0, 0, 0, img->Width, img->Height, img->Depth,
GL_RGBA, GL_UNSIGNED_BYTE, buffer, img);
/* make filename */
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.
*/
void
_mesa_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 {
_mesa_debug(NULL,
"Unsupported BaseFormat 0x%x in "
"_mesa_write_renderbuffer_image()\n",
rb->_BaseFormat);
return;
}
buffer = malloc(rb->Width * rb->Height * 4);
st_ReadPixels(ctx, 0, 0, rb->Width, rb->Height,
format, type, &ctx->DefaultPacking, buffer);
/* make filename */
snprintf(s, sizeof(s), "/tmp/renderbuffer%u.ppm", rb->Name);
snprintf(s, sizeof(s), "C:\\renderbuffer%u.ppm", rb->Name);
printf(" Writing renderbuffer image to %s\n", s);
_mesa_debug(NULL, " 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\n",
j, i,
texImg->Width, texImg->Height, texImg->Depth,
_mesa_get_format_name(texImg->TexFormat));
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(void *data, UNUSED void *userData)
{
struct gl_texture_object *texObj = (struct gl_texture_object *) data;
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_enum_to_string(rb->InternalFormat));
if (writeImage) {
_mesa_write_renderbuffer_image(rb);
}
}
static void
dump_renderbuffer_cb(void *data, UNUSED void *userData)
{
const struct gl_renderbuffer *rb = (const struct gl_renderbuffer *) data;
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 = 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 = malloc(w * h * 4); /* 4 bpp */
buf2 = 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 = malloc(w * h); /* 1 bpp */
buf2 = 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);
}
void
_mesa_dump_image(const char *filename, const void *image, GLuint w, GLuint h,
GLenum format, GLenum type)
{
GLboolean invert = GL_TRUE;
if (format == GL_RGBA && type == GL_UNSIGNED_BYTE) {
write_ppm(filename, image, w, h, 4, 0, 1, 2, invert);
}
else if (format == GL_BGRA && type == GL_UNSIGNED_BYTE) {
write_ppm(filename, image, w, h, 4, 2, 1, 0, invert);
}
else if (format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_BYTE) {
write_ppm(filename, image, w, h, 2, 1, 0, 0, invert);
}
else if (format == GL_RED && type == GL_UNSIGNED_BYTE) {
write_ppm(filename, image, w, h, 1, 0, 0, 0, invert);
}
else if (format == GL_RGBA && type == GL_FLOAT) {
/* convert floats to ubyte */
GLubyte *buf = malloc(w * h * 4 * sizeof(GLubyte));
const GLfloat *f = (const GLfloat *) image;
GLuint i;
for (i = 0; i < w * h * 4; i++) {
UNCLAMPED_FLOAT_TO_UBYTE(buf[i], f[i]);
}
write_ppm(filename, buf, w, h, 4, 0, 1, 2, invert);
free(buf);
}
else if (format == GL_RED && type == GL_FLOAT) {
/* convert floats to ubyte */
GLubyte *buf = malloc(w * h * sizeof(GLubyte));
const GLfloat *f = (const GLfloat *) image;
GLuint i;
for (i = 0; i < w * h; i++) {
UNCLAMPED_FLOAT_TO_UBYTE(buf[i], f[i]);
}
write_ppm(filename, buf, w, h, 1, 0, 0, 0, invert);
free(buf);
}
else {
_mesa_problem(NULL,
"Unsupported format 0x%x / type 0x%x in _mesa_dump_image()",
format, type);
}
}
/**
* Quick and dirty function to "print" a texture to stdout.
*/
void
_mesa_print_texture(struct gl_context *ctx, struct gl_texture_image *img)
{
const GLint slice = 0;
GLint srcRowStride;
GLuint i, j, c;
GLubyte *data;
st_MapTextureImage(ctx, img, slice,
0, 0, img->Width, img->Height, GL_MAP_READ_BIT,
&data, &srcRowStride);
if (!data) {
printf("No texture data\n");
}
else {
/* XXX add more formats or make into a new format utility function */
switch (img->TexFormat) {
case MESA_FORMAT_A_UNORM8:
case MESA_FORMAT_L_UNORM8:
case MESA_FORMAT_I_UNORM8:
c = 1;
break;
case MESA_FORMAT_LA_UNORM8:
c = 2;
break;
case MESA_FORMAT_BGR_UNORM8:
case MESA_FORMAT_RGB_UNORM8:
c = 3;
break;
case MESA_FORMAT_A8B8G8R8_UNORM:
case MESA_FORMAT_B8G8R8A8_UNORM:
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 += (srcRowStride - img->Width) * c;
}
/* XXX use img->ImageStride here */
printf("\n");
}
}
st_UnmapTextureImage(ctx, img, slice);
}
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