0,0 → 1,100 |
/************************************************************************** |
* |
* Copyright 2011 Christian König |
* 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, sub license, 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 (including the |
* next paragraph) 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 NON-INFRINGEMENT. |
* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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. |
* |
**************************************************************************/ |
|
#ifndef vl_zscan_h |
#define vl_zscan_h |
|
#include "pipe/p_compiler.h" |
#include "pipe/p_state.h" |
|
/* |
* shader based zscan and quantification |
* expect usage of vl_vertex_buffers as a todo list |
*/ |
struct vl_zscan |
{ |
struct pipe_context *pipe; |
|
unsigned buffer_width; |
unsigned buffer_height; |
|
unsigned num_channels; |
|
unsigned blocks_per_line; |
unsigned blocks_total; |
|
void *rs_state; |
void *blend; |
|
void *samplers[3]; |
|
void *vs, *fs; |
}; |
|
struct vl_zscan_buffer |
{ |
struct pipe_viewport_state viewport; |
struct pipe_framebuffer_state fb_state; |
|
struct pipe_sampler_view *src, *layout, *quant; |
struct pipe_surface *dst; |
}; |
|
extern const int vl_zscan_linear[]; |
extern const int vl_zscan_normal[]; |
extern const int vl_zscan_alternate[]; |
|
struct pipe_sampler_view * |
vl_zscan_layout(struct pipe_context *pipe, const int layout[64], unsigned blocks_per_line); |
|
bool |
vl_zscan_init(struct vl_zscan *zscan, struct pipe_context *pipe, |
unsigned buffer_width, unsigned buffer_height, |
unsigned blocks_per_line, unsigned blocks_total, |
unsigned num_channels); |
|
void |
vl_zscan_cleanup(struct vl_zscan *zscan); |
|
bool |
vl_zscan_init_buffer(struct vl_zscan *zscan, struct vl_zscan_buffer *buffer, |
struct pipe_sampler_view *src, struct pipe_surface *dst); |
|
void |
vl_zscan_cleanup_buffer(struct vl_zscan_buffer *buffer); |
|
void |
vl_zscan_set_layout(struct vl_zscan_buffer *buffer, struct pipe_sampler_view *layout); |
|
void |
vl_zscan_upload_quant(struct vl_zscan *zscan, struct vl_zscan_buffer *buffer, |
const uint8_t matrix[64], bool intra); |
|
void |
vl_zscan_render(struct vl_zscan *zscan, struct vl_zscan_buffer *buffer, unsigned num_instances); |
|
#endif |