/** @file intel_regions.h
*
- * Structure definitions and prototypes for intel_region handling, which is
- * the basic structure for rectangular collections of pixels stored in a dri_bo.
+ * Structure definitions and prototypes for intel_region handling,
+ * which is the basic structure for rectangular collections of pixels
+ * stored in a drm_intel_bo.
*/
+#include <stdbool.h>
#include <xf86drm.h>
#include "main/mtypes.h"
#include "intel_bufmgr.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
struct intel_context;
struct intel_buffer_object;
*/
struct intel_region
{
- drm_intel_bo *buffer; /**< buffer manager's buffer */
+ drm_intel_bo *bo; /**< buffer manager's buffer */
GLuint refcount; /**< Reference count for region */
GLuint cpp; /**< bytes per pixel */
GLuint width; /**< in pixels */
GLubyte *map; /**< only non-NULL when region is actually mapped */
GLuint map_refcount; /**< Reference count for mapping */
- GLuint draw_offset; /**< Offset of drawing address within the region */
- GLuint draw_x, draw_y; /**< Offset of drawing within the region */
-
uint32_t tiling; /**< Which tiling mode the region is in */
- uint32_t bit_6_swizzle; /**< GEM flag for address swizzling requirement */
- struct intel_buffer_object *pbo; /* zero-copy uploads */
+
+ uint32_t name; /**< Global name for the bo */
+ struct intel_screen *screen;
};
/* Allocate a refcounted region. Pointers to regions should only be
* copied by calling intel_reference_region().
*/
-struct intel_region *intel_region_alloc(struct intel_context *intel,
+struct intel_region *intel_region_alloc(struct intel_screen *screen,
uint32_t tiling,
GLuint cpp, GLuint width,
- GLuint height, GLuint pitch,
- GLboolean expect_accelerated_upload);
+ GLuint height,
+ bool expect_accelerated_upload);
struct intel_region *
-intel_region_alloc_for_handle(struct intel_context *intel,
+intel_region_alloc_for_handle(struct intel_screen *screen,
GLuint cpp,
GLuint width, GLuint height, GLuint pitch,
unsigned int handle, const char *name);
+bool
+intel_region_flink(struct intel_region *region, uint32_t *name);
+
void intel_region_reference(struct intel_region **dst,
struct intel_region *src);
void intel_recreate_static_regions(struct intel_context *intel);
-/* Map/unmap regions. This is refcounted also:
+/**
+ * Map/unmap regions. This is refcounted also:
+ *
+ * \param mode bitmask of GL_MAP_READ_BIT, GL_MAP_WRITE_BIT
*/
-GLubyte *intel_region_map(struct intel_context *intel,
- struct intel_region *ib);
+void *intel_region_map(struct intel_context *intel,
+ struct intel_region *ib,
+ GLbitfield mode);
void intel_region_unmap(struct intel_context *intel, struct intel_region *ib);
-
-/* Upload data to a rectangular sub-region
- */
-void intel_region_data(struct intel_context *intel,
- struct intel_region *dest,
- GLuint dest_offset,
- GLuint destx, GLuint desty,
- const void *src, GLuint src_stride,
- GLuint srcx, GLuint srcy, GLuint width, GLuint height);
-
/* Copy rectangular sub-regions
*/
-GLboolean
+bool
intel_region_copy(struct intel_context *intel,
struct intel_region *dest,
GLuint dest_offset,
struct intel_region *src,
GLuint src_offset,
GLuint srcx, GLuint srcy, GLuint width, GLuint height,
+ bool flip,
GLenum logicop);
-/* Helpers for zerocopy uploads, particularly texture image uploads:
- */
-void intel_region_attach_pbo(struct intel_context *intel,
- struct intel_region *region,
- struct intel_buffer_object *pbo);
-void intel_region_release_pbo(struct intel_context *intel,
- struct intel_region *region);
-void intel_region_cow(struct intel_context *intel,
- struct intel_region *region);
-
-dri_bo *intel_region_buffer(struct intel_context *intel,
- struct intel_region *region,
- GLuint flag);
-
void _mesa_copy_rect(GLubyte * dst,
GLuint cpp,
GLuint dst_pitch,
const GLubyte * src,
GLuint src_pitch, GLuint src_x, GLuint src_y);
+void
+intel_region_get_tile_masks(struct intel_region *region,
+ uint32_t *mask_x, uint32_t *mask_y);
+
+uint32_t
+intel_region_get_aligned_offset(struct intel_region *region, uint32_t x,
+ uint32_t y);
+
+struct __DRIimageRec {
+ struct intel_region *region;
+ GLenum internal_format;
+ uint32_t dri_format;
+ GLuint format;
+ uint32_t offset;
+ void *data;
+};
+
+#ifdef __cplusplus
+}
+#endif
+
#endif