to pixelstore.c, add const qualifier to the 'packing' parameter.
Add comments.
Reviewed-by: Matt Turner <mattst88@gmail.com>
_mesa_reference_buffer_object(ctx, &ctx->DefaultPacking.BufferObj,
ctx->Shared->NullBufferObj);
}
+
+
+/**
+ * Check if the given compressed pixel storage parameters are legal.
+ * Record a GL error if illegal.
+ * \return true if legal, false if illegal
+ */
+bool
+_mesa_compressed_pixel_storage_error_check(
+ struct gl_context *ctx,
+ GLint dimensions,
+ const struct gl_pixelstore_attrib *packing,
+ const char *caller)
+{
+ if (!_mesa_is_desktop_gl(ctx) || !packing->CompressedBlockSize)
+ return true;
+
+ if (packing->CompressedBlockWidth &&
+ packing->SkipPixels % packing->CompressedBlockWidth) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "%s(skip-pixels %% block-width)", caller);
+ return false;
+ }
+
+ if (dimensions > 1 &&
+ packing->CompressedBlockHeight &&
+ packing->SkipRows % packing->CompressedBlockHeight) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "%s(skip-rows %% block-height)", caller);
+ return false;
+ }
+
+ if (dimensions > 2 &&
+ packing->CompressedBlockDepth &&
+ packing->SkipImages % packing->CompressedBlockDepth) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "%s(skip-images %% block-depth)", caller);
+ return false;
+ }
+
+ return true;
+}
_mesa_init_pixelstore( struct gl_context *ctx );
+extern bool
+_mesa_compressed_pixel_storage_error_check(
+ struct gl_context *ctx,
+ GLint dimensions,
+ const struct gl_pixelstore_attrib *packing,
+ const char *caller);
+
+
#endif
#include "mtypes.h"
#include "pack.h"
#include "pbo.h"
+#include "pixelstore.h"
#include "texcompress.h"
#include "texgetimage.h"
#include "teximage.h"
/* Check for invalid pixel storage modes */
dimensions = _mesa_get_texture_dimensions(texImage->TexObject->Target);
- if (!_mesa_compressed_texture_pixel_storage_error_check(ctx, dimensions,
- &ctx->Pack,
- "glGetCompressedTexImageARB")) {
+ if (!_mesa_compressed_pixel_storage_error_check(ctx, dimensions,
+ &ctx->Pack,
+ "glGetCompressedTexImageARB")) {
return GL_TRUE;
}
#include "imports.h"
#include "macros.h"
#include "multisample.h"
+#include "pixelstore.h"
#include "state.h"
#include "texcompress.h"
#include "texcompress_cpal.h"
}
-bool
-_mesa_compressed_texture_pixel_storage_error_check(struct gl_context *ctx,
- GLint dimensions,
- struct gl_pixelstore_attrib *packing,
- const char *caller)
-{
- if (!_mesa_is_desktop_gl(ctx) || !packing->CompressedBlockSize)
- return true;
-
- if (packing->CompressedBlockWidth && packing->SkipPixels % packing->CompressedBlockWidth) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "%s(skip-pixels %% block-width)", caller);
- return false;
- }
-
- if (dimensions > 1 && packing->CompressedBlockHeight && packing->SkipRows % packing->CompressedBlockHeight) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "%s(skip-rows %% block-height)", caller);
- return false;
- }
-
- if (dimensions > 2 && packing->CompressedBlockDepth && packing->SkipImages % packing->CompressedBlockDepth) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "%s(skip-images %% block-depth)", caller);
- return false;
- }
-
- return true;
-}
-
/**
* Error checking for glCompressedTexImage[123]D().
* Note that the width, height and depth values are not fully error checked
}
/* Check for invalid pixel storage modes */
- if (!_mesa_compressed_texture_pixel_storage_error_check(ctx, dimensions,
- &ctx->Unpack,
- "glCompressedTexImage")) {
+ if (!_mesa_compressed_pixel_storage_error_check(ctx, dimensions,
+ &ctx->Unpack,
+ "glCompressedTexImage")) {
return GL_FALSE;
}
}
/* Check for invalid pixel storage modes */
- if (!_mesa_compressed_texture_pixel_storage_error_check(ctx, dims,
- &ctx->Unpack,
- "glCompressedTexSubImage")) {
+ if (!_mesa_compressed_pixel_storage_error_check(ctx, dims,
+ &ctx->Unpack,
+ "glCompressedTexSubImage")) {
return GL_FALSE;
}
-
expectedSize = compressed_tex_size(width, height, depth, format);
if (expectedSize != imageSize) {
_mesa_error(ctx, GL_INVALID_VALUE, "glCompressedTexSubImage%uD(size=%d)",
GLsizei height, GLsizei depth,
GLboolean fixedsamplelocations);
-bool
-_mesa_compressed_texture_pixel_storage_error_check(struct gl_context *ctx,
- GLint dimensions,
- struct gl_pixelstore_attrib *packing,
- const char *caller);
-
/*@}*/
#ifdef __cplusplus