#include "image.h"
#include "imports.h"
#include "macros.h"
+#include "mfeatures.h"
#include "state.h"
#include "texcompress.h"
#include "texfetch.h"
return GL_RGBA;
case GL_SLUMINANCE_ALPHA_EXT:
case GL_SLUMINANCE8_ALPHA8_EXT:
- case GL_COMPRESSED_SLUMINANCE_EXT:
case GL_COMPRESSED_SLUMINANCE_ALPHA_EXT:
return GL_LUMINANCE_ALPHA;
case GL_SLUMINANCE_EXT:
case GL_SLUMINANCE8_EXT:
+ case GL_COMPRESSED_SLUMINANCE_EXT:
return GL_LUMINANCE;
default:
; /* fallthrough */
switch (target) {
case GL_PROXY_TEXTURE_1D:
maxSize = 1 << (ctx->Const.MaxTextureLevels - 1);
- if (width < 2 * border || width > 2 + maxSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two &&
- width >0 && !_mesa_is_pow_two(width - 2 * border)) ||
- level >= ctx->Const.MaxTextureLevels) {
- /* bad width or level */
+ if (width < 2 * border || width > 2 + maxSize)
+ return GL_FALSE;
+ if (level >= ctx->Const.MaxTextureLevels)
return GL_FALSE;
+ if (!ctx->Extensions.ARB_texture_non_power_of_two) {
+ if (width > 0 && !_mesa_is_pow_two(width - 2 * border))
+ return GL_FALSE;
}
return GL_TRUE;
+
case GL_PROXY_TEXTURE_2D:
maxSize = 1 << (ctx->Const.MaxTextureLevels - 1);
- if (width < 2 * border || width > 2 + maxSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two &&
- width > 0 && !_mesa_is_pow_two(width - 2 * border)) ||
- height < 2 * border || height > 2 + maxSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two &&
- height > 0 && !_mesa_is_pow_two(height - 2 * border)) ||
- level >= ctx->Const.MaxTextureLevels) {
- /* bad width or height or level */
+ if (width < 2 * border || width > 2 + maxSize)
+ return GL_FALSE;
+ if (height < 2 * border || height > 2 + maxSize)
+ return GL_FALSE;
+ if (level >= ctx->Const.MaxTextureLevels)
return GL_FALSE;
+ if (!ctx->Extensions.ARB_texture_non_power_of_two) {
+ if (width > 0 && !_mesa_is_pow_two(width - 2 * border))
+ return GL_FALSE;
+ if (height > 0 && !_mesa_is_pow_two(height - 2 * border))
+ return GL_FALSE;
}
return GL_TRUE;
+
case GL_PROXY_TEXTURE_3D:
maxSize = 1 << (ctx->Const.Max3DTextureLevels - 1);
- if (width < 2 * border || width > 2 + maxSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two &&
- width > 0 && !_mesa_is_pow_two(width - 2 * border)) ||
- height < 2 * border || height > 2 + maxSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two &&
- height > 0 && !_mesa_is_pow_two(height - 2 * border)) ||
- depth < 2 * border || depth > 2 + maxSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two &&
- depth > 0 && !_mesa_is_pow_two(depth - 2 * border)) ||
- level >= ctx->Const.Max3DTextureLevels) {
- /* bad width or height or depth or level */
+ if (width < 2 * border || width > 2 + maxSize)
+ return GL_FALSE;
+ if (height < 2 * border || height > 2 + maxSize)
return GL_FALSE;
+ if (depth < 2 * border || depth > 2 + maxSize)
+ return GL_FALSE;
+ if (level >= ctx->Const.Max3DTextureLevels)
+ return GL_FALSE;
+ if (!ctx->Extensions.ARB_texture_non_power_of_two) {
+ if (width > 0 && !_mesa_is_pow_two(width - 2 * border))
+ return GL_FALSE;
+ if (height > 0 && !_mesa_is_pow_two(height - 2 * border))
+ return GL_FALSE;
+ if (depth > 0 && !_mesa_is_pow_two(depth - 2 * border))
+ return GL_FALSE;
}
return GL_TRUE;
+
case GL_PROXY_TEXTURE_RECTANGLE_NV:
- if (width < 0 || width > ctx->Const.MaxTextureRectSize ||
- height < 0 || height > ctx->Const.MaxTextureRectSize ||
- level != 0) {
- /* bad width or height or level */
+ maxSize = ctx->Const.MaxTextureRectSize;
+ if (width < 0 || width > maxSize)
+ return GL_FALSE;
+ if (height < 0 || height > maxSize)
+ return GL_FALSE;
+ if (level != 0)
return GL_FALSE;
- }
return GL_TRUE;
+
case GL_PROXY_TEXTURE_CUBE_MAP_ARB:
maxSize = 1 << (ctx->Const.MaxCubeTextureLevels - 1);
- if (width < 2 * border || width > 2 + maxSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two &&
- width > 0 && !_mesa_is_pow_two(width - 2 * border)) ||
- height < 2 * border || height > 2 + maxSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two &&
- height > 0 && !_mesa_is_pow_two(height - 2 * border)) ||
- level >= ctx->Const.MaxCubeTextureLevels) {
- /* bad width or height */
+ if (width < 2 * border || width > 2 + maxSize)
+ return GL_FALSE;
+ if (height < 2 * border || height > 2 + maxSize)
return GL_FALSE;
+ if (level >= ctx->Const.MaxCubeTextureLevels)
+ return GL_FALSE;
+ if (!ctx->Extensions.ARB_texture_non_power_of_two) {
+ if (width > 0 && !_mesa_is_pow_two(width - 2 * border))
+ return GL_FALSE;
+ if (height > 0 && !_mesa_is_pow_two(height - 2 * border))
+ return GL_FALSE;
}
return GL_TRUE;
+
case GL_PROXY_TEXTURE_1D_ARRAY_EXT:
maxSize = 1 << (ctx->Const.MaxTextureLevels - 1);
- if (width < 2 * border || width > 2 + maxSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two &&
- width > 0 && !_mesa_is_pow_two(width - 2 * border)) ||
- level >= ctx->Const.MaxTextureLevels) {
- /* bad width or level */
+ if (width < 2 * border || width > 2 + maxSize)
return GL_FALSE;
- }
-
- if (height < 1 || height > ctx->Const.MaxArrayTextureLayers) {
+ if (height < 1 || height > ctx->Const.MaxArrayTextureLayers)
+ return GL_FALSE;
+ if (level >= ctx->Const.MaxTextureLevels)
return GL_FALSE;
+ if (!ctx->Extensions.ARB_texture_non_power_of_two) {
+ if (width > 0 && !_mesa_is_pow_two(width - 2 * border))
+ return GL_FALSE;
}
return GL_TRUE;
+
case GL_PROXY_TEXTURE_2D_ARRAY_EXT:
maxSize = 1 << (ctx->Const.MaxTextureLevels - 1);
- if (width < 2 * border || width > 2 + maxSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two &&
- width > 0 && !_mesa_is_pow_two(width - 2 * border)) ||
- height < 2 * border || height > 2 + maxSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two &&
- height > 0 && !_mesa_is_pow_two(height - 2 * border)) ||
- level >= ctx->Const.MaxTextureLevels) {
- /* bad width or height or level */
+ if (width < 2 * border || width > 2 + maxSize)
return GL_FALSE;
- }
- if (depth < 1 || depth > ctx->Const.MaxArrayTextureLayers) {
+ if (height < 2 * border || height > 2 + maxSize)
+ return GL_FALSE;
+ if (depth < 1 || depth > ctx->Const.MaxArrayTextureLayers)
+ return GL_FALSE;
+ if (level >= ctx->Const.MaxTextureLevels)
return GL_FALSE;
+ if (!ctx->Extensions.ARB_texture_non_power_of_two) {
+ if (width > 0 && !_mesa_is_pow_two(width - 2 * border))
+ return GL_FALSE;
+ if (height > 0 && !_mesa_is_pow_two(height - 2 * border))
+ return GL_FALSE;
}
return GL_TRUE;
+
default:
_mesa_problem(ctx, "Invalid target in _mesa_test_proxy_teximage");
return GL_FALSE;
/**
- * Helper function to determine whether a target supports compressed textures
+ * Helper function to determine whether a target and specific compression
+ * format are supported.
*/
static GLboolean
-target_can_be_compressed(struct gl_context *ctx, GLenum target)
+target_can_be_compressed(const struct gl_context *ctx, GLenum target,
+ GLenum intFormat)
{
+ (void) intFormat; /* not used yet */
+
switch (target) {
case GL_TEXTURE_2D:
case GL_PROXY_TEXTURE_2D:
- return GL_TRUE;
+ return GL_TRUE; /* true for any compressed format so far */
case GL_PROXY_TEXTURE_CUBE_MAP:
case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
/**
* Check if the given texture target value is legal for a
- * glCopyTexImage1/2D call.
+ * glTexSubImage, glCopyTexSubImage or glCopyTexImage call.
+ * The difference compared to legal_teximage_target() above is that
+ * proxy targets are not supported.
*/
static GLboolean
-legal_copyteximage_target(struct gl_context *ctx, GLuint dims, GLenum target)
+legal_texsubimage_target(struct gl_context *ctx, GLuint dims, GLenum target)
{
switch (dims) {
case 1:
default:
return GL_FALSE;
}
+ case 3:
+ switch (target) {
+ case GL_TEXTURE_3D:
+ return GL_TRUE;
+ case GL_TEXTURE_2D_ARRAY_EXT:
+ return ctx->Extensions.MESA_texture_array;
+ default:
+ return GL_FALSE;
+ }
default:
- _mesa_problem(ctx, "invalid dims=%u in legal_copyteximage_target()", dims);
+ _mesa_problem(ctx, "invalid dims=%u in legal_texsubimage_target()",
+ dims);
return GL_FALSE;
}
}
/* additional checks for compressed textures */
if (_mesa_is_compressed_format(ctx, internalFormat)) {
- if (!target_can_be_compressed(ctx, target) && !isProxy) {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexImage%dD(target)", dimensions);
+ if (!target_can_be_compressed(ctx, target, internalFormat)) {
+ if (!isProxy)
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glTexImage%dD(target)", dimensions);
return GL_TRUE;
}
if (border != 0) {
if (_mesa_is_format_compressed(destTex->TexFormat)) {
GLuint bw, bh;
- if (!target_can_be_compressed(ctx, target)) {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexSubImage%dD(target=%s)", dimensions,
- _mesa_lookup_enum_by_nr(target));
- return GL_TRUE;
- }
-
/* do tests which depend on compression block size */
_mesa_get_format_block_size(destTex->TexFormat, &bw, &bh);
GLint format;
/* check target */
- if (!legal_copyteximage_target(ctx, dimensions, target)) {
+ if (!legal_texsubimage_target(ctx, dimensions, target)) {
_mesa_error(ctx, GL_INVALID_ENUM, "glCopyTexImage%uD(target=%s)",
dimensions, _mesa_lookup_enum_by_nr(target));
return GL_TRUE;
}
if (_mesa_is_compressed_format(ctx, internalFormat)) {
- if (!target_can_be_compressed(ctx, target)) {
+ if (!target_can_be_compressed(ctx, target, internalFormat)) {
_mesa_error(ctx, GL_INVALID_ENUM,
"glCopyTexImage%dD(target)", dimensions);
return GL_TRUE;
}
}
- /* Check target */
- if (dimensions == 1) {
- if (target != GL_TEXTURE_1D) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage1D(target)" );
- return GL_TRUE;
- }
- }
- else if (dimensions == 2) {
- if (target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB &&
- target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB) {
- if (!ctx->Extensions.ARB_texture_cube_map) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage2D(target)" );
- return GL_TRUE;
- }
- }
- else if (target == GL_TEXTURE_RECTANGLE_NV) {
- if (!ctx->Extensions.NV_texture_rectangle) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage2D(target)" );
- return GL_TRUE;
- }
- }
- else if (target == GL_TEXTURE_1D_ARRAY_EXT) {
- if (!ctx->Extensions.MESA_texture_array) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage2D(target)" );
- return GL_TRUE;
- }
- }
- else if (target != GL_TEXTURE_2D) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage2D(target)" );
- return GL_TRUE;
- }
- }
- else if (dimensions == 3) {
- if (((target != GL_TEXTURE_2D_ARRAY_EXT) ||
- (!ctx->Extensions.MESA_texture_array))
- && (target != GL_TEXTURE_3D)) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage3D(target)" );
- return GL_TRUE;
- }
+ /* check target (proxies not allowed) */
+ if (!legal_texsubimage_target(ctx, dimensions, target)) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCopyTexSubImage%uD(target=%s)",
+ dimensions, _mesa_lookup_enum_by_nr(target));
+ return GL_TRUE;
}
/* Check level */
}
if (_mesa_is_format_compressed(teximage->TexFormat)) {
- if (!target_can_be_compressed(ctx, target)) {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glCopyTexSubImage%dD(target)", dimensions);
- return GL_TRUE;
- }
/* offset must be multiple of 4 */
if ((xoffset & 3) || (yoffset & 3)) {
_mesa_error(ctx, GL_INVALID_VALUE,
_mesa_lookup_enum_by_nr(type), pixels);
/* check target (proxies not allowed) */
- if (!legal_teximage_target(ctx, dims, target) ||
- _mesa_is_proxy_texture(target)) {
+ if (!legal_texsubimage_target(ctx, dims, target)) {
_mesa_error(ctx, GL_INVALID_ENUM, "glTexSubImage%uD(target=%s)",
dims, _mesa_lookup_enum_by_nr(target));
return;
}
-void GLAPIENTRY
-_mesa_CopyTexSubImage1D( GLenum target, GLint level,
- GLint xoffset, GLint x, GLint y, GLsizei width )
+
+/**
+ * Implementation for glCopyTexSubImage1/2/3D() functions.
+ */
+static void
+copytexsubimage(struct gl_context *ctx, GLuint dims, GLenum target, GLint level,
+ GLint xoffset, GLint yoffset, GLint zoffset,
+ GLint x, GLint y, GLsizei width, GLsizei height)
{
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLint yoffset = 0;
- GLsizei height = 1;
- GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
- _mesa_debug(ctx, "glCopyTexSubImage1D %s %d %d %d %d %d\n",
+ _mesa_debug(ctx, "glCopyTexSubImage%uD %s %d %d %d %d %d %d %d %d\n",
+ dims,
_mesa_lookup_enum_by_nr(target),
- level, xoffset, x, y, width);
+ level, xoffset, yoffset, zoffset, x, y, width, height);
if (ctx->NewState & NEW_COPY_TEX_STATE)
_mesa_update_state(ctx);
- if (copytexsubimage_error_check1(ctx, 1, target, level))
+ if (copytexsubimage_error_check1(ctx, dims, target, level))
return;
texObj = _mesa_get_current_tex_object(ctx, target);
{
texImage = _mesa_select_tex_image(ctx, texObj, target, level);
- if (copytexsubimage_error_check2(ctx, 1, target, level,
- xoffset, 0, 0, width, 1, texImage)) {
- /* error was recorded */
+ if (copytexsubimage_error_check2(ctx, dims, target, level, xoffset, yoffset,
+ zoffset, width, height, texImage)) {
+ /* error was recored */
}
else {
- /* If we have a border, xoffset=-1 is legal. Bias by border width */
- xoffset += texImage->Border;
+ /* If we have a border, offset=-1 is legal. Bias by border width. */
+ switch (dims) {
+ case 3:
+ zoffset += texImage->Border;
+ /* fall-through */
+ case 2:
+ yoffset += texImage->Border;
+ /* fall-through */
+ case 1:
+ xoffset += texImage->Border;
+ }
if (_mesa_clip_copytexsubimage(ctx, &xoffset, &yoffset, &x, &y,
&width, &height)) {
- ASSERT(ctx->Driver.CopyTexSubImage1D);
- ctx->Driver.CopyTexSubImage1D(ctx, target, level,
- xoffset, x, y, width);
+ switch (dims) {
+ case 1:
+ ctx->Driver.CopyTexSubImage1D(ctx, target, level,
+ xoffset, x, y, width);
+ break;
+ case 2:
+ ctx->Driver.CopyTexSubImage2D(ctx, target, level,
+ xoffset, yoffset,
+ x, y, width, height);
+ break;
+ case 3:
+ ctx->Driver.CopyTexSubImage3D(ctx, target, level,
+ xoffset, yoffset, zoffset,
+ x, y, width, height);
+ break;
+ default:
+ _mesa_problem(ctx, "bad dims in copytexsubimage()");
+ }
check_gen_mipmap(ctx, target, texObj, level);
}
+void GLAPIENTRY
+_mesa_CopyTexSubImage1D( GLenum target, GLint level,
+ GLint xoffset, GLint x, GLint y, GLsizei width )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ copytexsubimage(ctx, 1, target, level, xoffset, 0, 0, x, y, width, 1);
+}
+
+
void GLAPIENTRY
_mesa_CopyTexSubImage2D( GLenum target, GLint level,
GLint xoffset, GLint yoffset,
GLint x, GLint y, GLsizei width, GLsizei height )
{
- struct gl_texture_object *texObj;
- struct gl_texture_image *texImage;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
- if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
- _mesa_debug(ctx, "glCopyTexSubImage2D %s %d %d %d %d %d %d %d\n",
- _mesa_lookup_enum_by_nr(target),
- level, xoffset, yoffset, x, y, width, height);
-
- if (ctx->NewState & NEW_COPY_TEX_STATE)
- _mesa_update_state(ctx);
-
- if (copytexsubimage_error_check1(ctx, 2, target, level))
- return;
-
- texObj = _mesa_get_current_tex_object(ctx, target);
-
- _mesa_lock_texture(ctx, texObj);
- {
- texImage = _mesa_select_tex_image(ctx, texObj, target, level);
-
- if (copytexsubimage_error_check2(ctx, 2, target, level,
- xoffset, yoffset, 0,
- width, height, texImage)) {
- /* error was recorded */
- }
- else {
- /* If we have a border, xoffset=-1 is legal. Bias by border width */
- xoffset += texImage->Border;
- yoffset += texImage->Border;
-
- if (_mesa_clip_copytexsubimage(ctx, &xoffset, &yoffset, &x, &y,
- &width, &height)) {
- ASSERT(ctx->Driver.CopyTexSubImage2D);
- ctx->Driver.CopyTexSubImage2D(ctx, target, level, xoffset, yoffset,
- x, y, width, height);
-
- check_gen_mipmap(ctx, target, texObj, level);
-
- ctx->NewState |= _NEW_TEXTURE;
- }
- }
- }
- _mesa_unlock_texture(ctx, texObj);
+ copytexsubimage(ctx, 2, target, level, xoffset, yoffset, 0, x, y,
+ width, height);
}
GLint xoffset, GLint yoffset, GLint zoffset,
GLint x, GLint y, GLsizei width, GLsizei height )
{
- struct gl_texture_object *texObj;
- struct gl_texture_image *texImage;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
- if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
- _mesa_debug(ctx, "glCopyTexSubImage3D %s %d %d %d %d %d %d %d %d\n",
- _mesa_lookup_enum_by_nr(target),
- level, xoffset, yoffset, zoffset, x, y, width, height);
-
- if (ctx->NewState & NEW_COPY_TEX_STATE)
- _mesa_update_state(ctx);
-
- if (copytexsubimage_error_check1(ctx, 3, target, level))
- return;
-
- texObj = _mesa_get_current_tex_object(ctx, target);
-
- _mesa_lock_texture(ctx, texObj);
- {
- texImage = _mesa_select_tex_image(ctx, texObj, target, level);
-
- if (copytexsubimage_error_check2(ctx, 3, target, level, xoffset, yoffset,
- zoffset, width, height, texImage)) {
- /* error was recored */
- }
- else {
- /* If we have a border, xoffset=-1 is legal. Bias by border width */
- xoffset += texImage->Border;
- yoffset += texImage->Border;
- zoffset += texImage->Border;
-
- if (_mesa_clip_copytexsubimage(ctx, &xoffset, &yoffset, &x, &y,
- &width, &height)) {
- ASSERT(ctx->Driver.CopyTexSubImage3D);
- ctx->Driver.CopyTexSubImage3D(ctx, target, level,
- xoffset, yoffset, zoffset,
- x, y, width, height);
-
- check_gen_mipmap(ctx, target, texObj, level);
-
- ctx->NewState |= _NEW_TEXTURE;
- }
- }
- }
- _mesa_unlock_texture(ctx, texObj);
+ copytexsubimage(ctx, 3, target, level, xoffset, yoffset, zoffset,
+ x, y, width, height);
}
GLsizei height, GLsizei depth, GLint border,
GLsizei imageSize)
{
- GLint expectedSize, maxLevels = 0, maxTextureSize;
+ const GLenum proxyTarget = get_proxy_target(target);
+ const GLint maxLevels = _mesa_max_texture_levels(ctx, target);
+ GLint expectedSize;
- if (dimensions == 1) {
- /* 1D compressed textures not allowed */
- return GL_INVALID_ENUM;
- }
- else if (dimensions == 2) {
- if (target == GL_PROXY_TEXTURE_2D) {
- maxLevels = ctx->Const.MaxTextureLevels;
- }
- else if (target == GL_TEXTURE_2D) {
- maxLevels = ctx->Const.MaxTextureLevels;
- }
- else if (target == GL_PROXY_TEXTURE_CUBE_MAP_ARB) {
- if (!ctx->Extensions.ARB_texture_cube_map)
- return GL_INVALID_ENUM; /*target*/
- maxLevels = ctx->Const.MaxCubeTextureLevels;
- }
- else if (target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB &&
- target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB) {
- if (!ctx->Extensions.ARB_texture_cube_map)
- return GL_INVALID_ENUM; /*target*/
- maxLevels = ctx->Const.MaxCubeTextureLevels;
- }
- else {
- return GL_INVALID_ENUM; /*target*/
- }
- }
- else if (dimensions == 3) {
- /* 3D compressed textures not allowed */
- return GL_INVALID_ENUM;
- }
- else {
- assert(0);
+ /* check level */
+ if (level < 0 || level >= maxLevels)
+ return GL_INVALID_VALUE;
+
+ if (!target_can_be_compressed(ctx, target, internalFormat)) {
return GL_INVALID_ENUM;
}
- maxTextureSize = 1 << (maxLevels - 1);
-
/* This will detect any invalid internalFormat value */
if (!_mesa_is_compressed_format(ctx, internalFormat))
return GL_INVALID_ENUM;
if (_mesa_base_tex_format(ctx, internalFormat) < 0)
return GL_INVALID_ENUM;
+ /* No compressed formats support borders at this time */
if (border != 0)
return GL_INVALID_VALUE;
- /*
- * XXX We should probably use the proxy texture error check function here.
- */
- if (width < 1 || width > maxTextureSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two && !_mesa_is_pow_two(width)))
- return GL_INVALID_VALUE;
-
- if ((height < 1 || height > maxTextureSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two && !_mesa_is_pow_two(height)))
- && dimensions > 1)
- return GL_INVALID_VALUE;
-
- if ((depth < 1 || depth > maxTextureSize ||
- (!ctx->Extensions.ARB_texture_non_power_of_two && !_mesa_is_pow_two(depth)))
- && dimensions > 2)
- return GL_INVALID_VALUE;
-
/* For cube map, width must equal height */
if (target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB &&
target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB && width != height)
return GL_INVALID_VALUE;
- if (level < 0 || level >= maxLevels)
- return GL_INVALID_VALUE;
+ /* check image size against compression block size */
+ {
+ gl_format texFormat =
+ ctx->Driver.ChooseTextureFormat(ctx, internalFormat,
+ GL_NONE, GL_NONE);
+ GLuint bw, bh;
- expectedSize = compressed_tex_size(width, height, depth, internalFormat);
- if (expectedSize != imageSize)
- return GL_INVALID_VALUE;
+ _mesa_get_format_block_size(texFormat, &bw, &bh);
+ if ((width > bw && width % bw > 0) ||
+ (height > bh && height % bh > 0)) {
+ /*
+ * Per GL_ARB_texture_compression: GL_INVALID_OPERATION is
+ * generated [...] if any parameter combinations are not
+ * supported by the specific compressed internal format.
+ */
+ return GL_INVALID_OPERATION;
+ }
+ }
-#if FEATURE_EXT_texture_sRGB
- if ((internalFormat == GL_COMPRESSED_SRGB_S3TC_DXT1_EXT ||
- internalFormat == GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT ||
- internalFormat == GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT ||
- internalFormat == GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT)
- && border != 0) {
+ /* check image sizes */
+ if (!ctx->Driver.TestProxyTexImage(ctx, proxyTarget, level,
+ internalFormat, GL_NONE, GL_NONE,
+ width, height, depth, border)) {
+ /* See error comment above */
return GL_INVALID_OPERATION;
}
-#endif
+
+ /* check image size in bytes */
+ expectedSize = compressed_tex_size(width, height, depth, internalFormat);
+ if (expectedSize != imageSize) {
+ /* Per GL_ARB_texture_compression: GL_INVALID_VALUE is generated [...]
+ * if <imageSize> is not consistent with the format, dimensions, and
+ * contents of the specified image.
+ */
+ return GL_INVALID_VALUE;
+ }
return GL_NO_ERROR;
}
}
-
-void GLAPIENTRY
-_mesa_CompressedTexImage1DARB(GLenum target, GLint level,
- GLenum internalFormat, GLsizei width,
- GLint border, GLsizei imageSize,
- const GLvoid *data)
+/**
+ * Implementation of the glCompressedTexImage1/2/3D() functions.
+ */
+static void
+compressedteximage(struct gl_context *ctx, GLuint dims,
+ GLenum target, GLint level,
+ GLenum internalFormat, GLsizei width,
+ GLsizei height, GLsizei depth, GLint border,
+ GLsizei imageSize, const GLvoid *data)
{
- GET_CURRENT_CONTEXT(ctx);
+ GLenum error;
+
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
- _mesa_debug(ctx, "glCompressedTexImage1DARB %s %d %s %d %d %d %p\n",
+ _mesa_debug(ctx,
+ "glCompressedTexImage%uDARB %s %d %s %d %d %d %d %d %p\n",
+ dims,
_mesa_lookup_enum_by_nr(target), level,
_mesa_lookup_enum_by_nr(internalFormat),
- width, border, imageSize, data);
-
- if (target == GL_TEXTURE_1D) {
- /* non-proxy target */
- struct gl_texture_object *texObj;
- struct gl_texture_image *texImage;
- GLenum error = compressed_texture_error_check(ctx, 1, target, level,
- internalFormat, width, 1, 1, border, imageSize);
- if (error) {
- _mesa_error(ctx, error, "glCompressedTexImage1D");
- return;
- }
-
- texObj = _mesa_get_current_tex_object(ctx, target);
-
- _mesa_lock_texture(ctx, texObj);
- {
- texImage = _mesa_get_tex_image(ctx, texObj, target, level);
- if (!texImage) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage1D");
- }
- else {
- gl_format texFormat;
-
- if (texImage->Data) {
- ctx->Driver.FreeTexImageData( ctx, texImage );
- }
- ASSERT(texImage->Data == NULL);
-
- texFormat = _mesa_choose_texture_format(ctx, texObj, target, level,
- internalFormat, GL_NONE,
- GL_NONE);
-
- if (legal_texture_size(ctx, texFormat, width, 1, 1)) {
- _mesa_init_teximage_fields(ctx, target, texImage, width, 1, 1,
- border, internalFormat, texFormat);
-
- ASSERT(ctx->Driver.CompressedTexImage1D);
- ctx->Driver.CompressedTexImage1D(ctx, target, level,
- internalFormat, width, border,
- imageSize, data,
- texObj, texImage);
-
- check_gen_mipmap(ctx, target, texObj, level);
-
- /* state update */
- texObj->_Complete = GL_FALSE;
- ctx->NewState |= _NEW_TEXTURE;
- }
- else {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage1D");
- }
- }
- }
- _mesa_unlock_texture(ctx, texObj);
- }
- else if (target == GL_PROXY_TEXTURE_1D) {
- /* Proxy texture: check for errors and update proxy state */
- GLenum error = compressed_texture_error_check(ctx, 1, target, level,
- internalFormat, width, 1, 1, border, imageSize);
- if (!error) {
- ASSERT(ctx->Driver.TestProxyTexImage);
- error = !(*ctx->Driver.TestProxyTexImage)(ctx, target, level,
- internalFormat, GL_NONE, GL_NONE,
- width, 1, 1, border);
- }
- if (error) {
- /* if error, clear all proxy texture image parameters */
- struct gl_texture_image *texImage;
- texImage = _mesa_get_proxy_tex_image(ctx, target, level);
- if (texImage)
- clear_teximage_fields(texImage);
- }
- else {
- /* store the teximage parameters */
- struct gl_texture_object *texObj;
- struct gl_texture_image *texImage;
- gl_format texFormat;
-
- texObj = _mesa_get_current_tex_object(ctx, target);
+ width, height, depth, border, imageSize, data);
- _mesa_lock_texture(ctx, texObj);
- {
- texImage = _mesa_select_tex_image(ctx, texObj, target, level);
- texFormat = _mesa_choose_texture_format(ctx, texObj, target, level,
- internalFormat, GL_NONE,
- GL_NONE);
- if (legal_texture_size(ctx, texFormat, width, 1, 1)) {
- _mesa_init_teximage_fields(ctx, target, texImage, width, 1, 1,
- border, internalFormat, texFormat);
- }
- else if (texImage) {
- clear_teximage_fields(texImage);
- }
- }
- _mesa_unlock_texture(ctx, texObj);
- }
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage1D(target)");
+ /* check target */
+ if (!legal_teximage_target(ctx, dims, target)) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage%uD(target=%s)",
+ dims, _mesa_lookup_enum_by_nr(target));
return;
}
-}
-void GLAPIENTRY
-_mesa_CompressedTexImage2DARB(GLenum target, GLint level,
- GLenum internalFormat, GLsizei width,
- GLsizei height, GLint border, GLsizei imageSize,
- const GLvoid *data)
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
- if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
- _mesa_debug(ctx, "glCompressedTexImage2DARB %s %d %s %d %d %d %d %p\n",
- _mesa_lookup_enum_by_nr(target), level,
- _mesa_lookup_enum_by_nr(internalFormat),
- width, height, border, imageSize, data);
+ error = compressed_texture_error_check(ctx, dims, target, level,
+ internalFormat, width, height, depth,
+ border, imageSize);
#if FEATURE_ES
- switch (internalFormat) {
- case GL_PALETTE4_RGB8_OES:
- case GL_PALETTE4_RGBA8_OES:
- case GL_PALETTE4_R5_G6_B5_OES:
- case GL_PALETTE4_RGBA4_OES:
- case GL_PALETTE4_RGB5_A1_OES:
- case GL_PALETTE8_RGB8_OES:
- case GL_PALETTE8_RGBA8_OES:
- case GL_PALETTE8_R5_G6_B5_OES:
- case GL_PALETTE8_RGBA4_OES:
- case GL_PALETTE8_RGB5_A1_OES:
- _mesa_cpal_compressed_teximage2d(target, level, internalFormat,
- width, height, imageSize, data);
+ /* XXX this is kind of a hack */
+ if (error) {
+ _mesa_error(ctx, error, "glTexImage2D");
return;
}
-#endif
- if (target == GL_TEXTURE_2D ||
- (ctx->Extensions.ARB_texture_cube_map &&
- target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB &&
- target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB)) {
- /* non-proxy target */
- struct gl_texture_object *texObj;
- struct gl_texture_image *texImage;
-
- GLenum error = compressed_texture_error_check(ctx, 2, target, level,
- internalFormat, width, height, 1, border, imageSize);
- if (error) {
- _mesa_error(ctx, error, "glCompressedTexImage2D");
+ if (dims == 2) {
+ switch (internalFormat) {
+ case GL_PALETTE4_RGB8_OES:
+ case GL_PALETTE4_RGBA8_OES:
+ case GL_PALETTE4_R5_G6_B5_OES:
+ case GL_PALETTE4_RGBA4_OES:
+ case GL_PALETTE4_RGB5_A1_OES:
+ case GL_PALETTE8_RGB8_OES:
+ case GL_PALETTE8_RGBA8_OES:
+ case GL_PALETTE8_R5_G6_B5_OES:
+ case GL_PALETTE8_RGBA4_OES:
+ case GL_PALETTE8_RGB5_A1_OES:
+ _mesa_cpal_compressed_teximage2d(target, level, internalFormat,
+ width, height, imageSize, data);
return;
}
+ }
+#endif
- texObj = _mesa_get_current_tex_object(ctx, target);
-
- _mesa_lock_texture(ctx, texObj);
- {
- texImage = _mesa_get_tex_image(ctx, texObj, target, level);
- if (!texImage) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage2D");
- }
- else {
- gl_format texFormat;
-
- if (texImage->Data) {
- ctx->Driver.FreeTexImageData( ctx, texImage );
- }
- ASSERT(texImage->Data == NULL);
-
- texFormat = _mesa_choose_texture_format(ctx, texObj, target, level,
- internalFormat, GL_NONE,
- GL_NONE);
-
- if (legal_texture_size(ctx, texFormat, width, 1, 1)) {
- _mesa_init_teximage_fields(ctx, target, texImage, width,
- height, 1, border, internalFormat,
- texFormat);
-
- ASSERT(ctx->Driver.CompressedTexImage2D);
- ctx->Driver.CompressedTexImage2D(ctx, target, level,
- internalFormat, width, height,
- border, imageSize, data,
- texObj, texImage);
-
- check_gen_mipmap(ctx, target, texObj, level);
+ if (_mesa_is_proxy_texture(target)) {
+ /* Proxy texture: just check for errors and update proxy state */
+ struct gl_texture_image *texImage;
- /* state update */
- texObj->_Complete = GL_FALSE;
- ctx->NewState |= _NEW_TEXTURE;
- }
- else {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage2D");
- }
- }
- }
- _mesa_unlock_texture(ctx, texObj);
- }
- else if (target == GL_PROXY_TEXTURE_2D ||
- (target == GL_PROXY_TEXTURE_CUBE_MAP_ARB &&
- ctx->Extensions.ARB_texture_cube_map)) {
- /* Proxy texture: check for errors and update proxy state */
- GLenum error = compressed_texture_error_check(ctx, 2, target, level,
- internalFormat, width, height, 1, border, imageSize);
if (!error) {
- ASSERT(ctx->Driver.TestProxyTexImage);
- error = !(*ctx->Driver.TestProxyTexImage)(ctx, target, level,
- internalFormat, GL_NONE, GL_NONE,
- width, height, 1, border);
- }
- if (error) {
- /* if error, clear all proxy texture image parameters */
- struct gl_texture_image *texImage;
- texImage = _mesa_get_proxy_tex_image(ctx, target, level);
- if (texImage)
- clear_teximage_fields(texImage);
+ struct gl_texture_object *texObj =
+ _mesa_get_current_tex_object(ctx, target);
+ gl_format texFormat =
+ _mesa_choose_texture_format(ctx, texObj, target, level,
+ internalFormat, GL_NONE, GL_NONE);
+ if (!legal_texture_size(ctx, texFormat, width, height, depth)) {
+ error = GL_OUT_OF_MEMORY;
+ }
}
- else {
- /* store the teximage parameters */
- struct gl_texture_object *texObj;
- struct gl_texture_image *texImage;
- gl_format texFormat;
-
- texObj = _mesa_get_current_tex_object(ctx, target);
- _mesa_lock_texture(ctx, texObj);
- {
- texImage = _mesa_select_tex_image(ctx, texObj, target, level);
- texFormat = _mesa_choose_texture_format(ctx, texObj, target, level,
- internalFormat, GL_NONE,
- GL_NONE);
- if (legal_texture_size(ctx, texFormat, width, height, 1)) {
- _mesa_init_teximage_fields(ctx, target, texImage, width,
- height, 1, border, internalFormat,
- texFormat);
- }
- else {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage2D");
- }
- }
- _mesa_unlock_texture(ctx, texObj);
+ texImage = _mesa_get_proxy_tex_image(ctx, target, level);
+ if (texImage) {
+ if (error) {
+ /* if error, clear all proxy texture image parameters */
+ clear_teximage_fields(texImage);
+ }
+ else {
+ /* no error: store the teximage parameters */
+ _mesa_init_teximage_fields(ctx, target, texImage, width, height,
+ depth, border, internalFormat,
+ MESA_FORMAT_NONE);
+ }
}
}
else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage2D(target)");
- return;
- }
-}
-
-
-void GLAPIENTRY
-_mesa_CompressedTexImage3DARB(GLenum target, GLint level,
- GLenum internalFormat, GLsizei width,
- GLsizei height, GLsizei depth, GLint border,
- GLsizei imageSize, const GLvoid *data)
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
- if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
- _mesa_debug(ctx, "glCompressedTexImage3DARB %s %d %s %d %d %d %d %d %p\n",
- _mesa_lookup_enum_by_nr(target), level,
- _mesa_lookup_enum_by_nr(internalFormat),
- width, height, depth, border, imageSize, data);
-
- if (target == GL_TEXTURE_3D) {
/* non-proxy target */
struct gl_texture_object *texObj;
struct gl_texture_image *texImage;
- GLenum error = compressed_texture_error_check(ctx, 3, target, level,
- internalFormat, width, height, depth, border, imageSize);
+
if (error) {
- _mesa_error(ctx, error, "glCompressedTexImage3D");
+ _mesa_error(ctx, error, "glCompressedTexImage%uD", dims);
return;
}
{
texImage = _mesa_get_tex_image(ctx, texObj, target, level);
if (!texImage) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage3D");
+ _mesa_error(ctx, GL_OUT_OF_MEMORY,
+ "glCompressedTexImage%uD", dims);
}
else {
gl_format texFormat;
width, height, depth,
border, internalFormat, texFormat);
- ASSERT(ctx->Driver.CompressedTexImage3D);
- ctx->Driver.CompressedTexImage3D(ctx, target, level,
- internalFormat,
- width, height, depth,
- border, imageSize, data,
- texObj, texImage);
+ switch (dims) {
+ case 1:
+ ASSERT(ctx->Driver.CompressedTexImage1D);
+ ctx->Driver.CompressedTexImage1D(ctx, target, level,
+ internalFormat,
+ width,
+ border, imageSize, data,
+ texObj, texImage);
+ break;
+ case 2:
+ ASSERT(ctx->Driver.CompressedTexImage2D);
+ ctx->Driver.CompressedTexImage2D(ctx, target, level,
+ internalFormat,
+ width, height,
+ border, imageSize, data,
+ texObj, texImage);
+ break;
+ case 3:
+ ASSERT(ctx->Driver.CompressedTexImage3D);
+ ctx->Driver.CompressedTexImage3D(ctx, target, level,
+ internalFormat,
+ width, height, depth,
+ border, imageSize, data,
+ texObj, texImage);
+ break;
+ default:
+ _mesa_problem(ctx, "bad dims in compressedteximage");
+ }
check_gen_mipmap(ctx, target, texObj, level);
ctx->NewState |= _NEW_TEXTURE;
}
else {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage3D");
+ _mesa_error(ctx, GL_OUT_OF_MEMORY,
+ "glCompressedTexImage%uD", dims);
}
}
}
_mesa_unlock_texture(ctx, texObj);
}
- else if (target == GL_PROXY_TEXTURE_3D) {
- /* Proxy texture: check for errors and update proxy state */
- GLenum error = compressed_texture_error_check(ctx, 3, target, level,
- internalFormat, width, height, depth, border, imageSize);
- if (!error) {
- ASSERT(ctx->Driver.TestProxyTexImage);
- error = !(*ctx->Driver.TestProxyTexImage)(ctx, target, level,
- internalFormat, GL_NONE, GL_NONE,
- width, height, depth, border);
- }
- if (error) {
- /* if error, clear all proxy texture image parameters */
- struct gl_texture_image *texImage;
- texImage = _mesa_get_proxy_tex_image(ctx, target, level);
- if (texImage)
- clear_teximage_fields(texImage);
- }
- else {
- /* store the teximage parameters */
- struct gl_texture_object *texObj;
- struct gl_texture_image *texImage;
- gl_format texFormat;
+}
- texObj = _mesa_get_current_tex_object(ctx, target);
- _mesa_lock_texture(ctx, texObj);
- {
- texImage = _mesa_select_tex_image(ctx, texObj, target, level);
- texFormat = _mesa_choose_texture_format(ctx, texObj, target, level,
- internalFormat, GL_NONE,
- GL_NONE);
- if (legal_texture_size(ctx, texFormat, width, height, depth)) {
- _mesa_init_teximage_fields(ctx, target, texImage, width, height,
- depth, border, internalFormat,
- texFormat);
- }
- else if (texImage) {
- clear_teximage_fields(texImage);
- }
- }
- _mesa_unlock_texture(ctx, texObj);
- }
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage3D(target)");
- return;
- }
+void GLAPIENTRY
+_mesa_CompressedTexImage1DARB(GLenum target, GLint level,
+ GLenum internalFormat, GLsizei width,
+ GLint border, GLsizei imageSize,
+ const GLvoid *data)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ compressedteximage(ctx, 1, target, level, internalFormat,
+ width, 1, 1, border, imageSize, data);
+}
+
+
+void GLAPIENTRY
+_mesa_CompressedTexImage2DARB(GLenum target, GLint level,
+ GLenum internalFormat, GLsizei width,
+ GLsizei height, GLint border, GLsizei imageSize,
+ const GLvoid *data)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ compressedteximage(ctx, 2, target, level, internalFormat,
+ width, height, 1, border, imageSize, data);
+}
+
+
+void GLAPIENTRY
+_mesa_CompressedTexImage3DARB(GLenum target, GLint level,
+ GLenum internalFormat, GLsizei width,
+ GLsizei height, GLsizei depth, GLint border,
+ GLsizei imageSize, const GLvoid *data)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ compressedteximage(ctx, 3, target, level, internalFormat,
+ width, height, depth, border, imageSize, data);
}
projects / mesa.git / blobdiff