gpu-gles: schtruck/fpse merge: remove windows code
[pcsx_rearmed.git] / plugins / gpulib / vout_fb.c
CommitLineData
56f08d83 1/*
2 * (C) Gražvydas "notaz" Ignotas, 2011
3 *
4 * This work is licensed under the terms of any of these licenses
5 * (at your option):
6 * - GNU GPL, version 2 or later.
7 * - GNU LGPL, version 2.1 or later.
8 * See the COPYING file in the top-level directory.
9 */
10
11#include "gpu.h"
62d7fa95 12#include "cspace.h"
56f08d83 13#include "../../frontend/plugin_lib.h"
56f08d83 14
15static const struct rearmed_cbs *cbs;
16static void *screen_buf;
17
18int vout_init(void)
19{
20 return 0;
21}
22
23int vout_finish(void)
24{
25 return 0;
26}
27
7d993ee2 28static void check_mode_change(void)
56f08d83 29{
6f2ee2be 30 static uint32_t old_status;
31 static int old_h;
7d993ee2 32
33 // width|rgb24 change?
34 if ((gpu.status.reg ^ old_status) & ((7<<16)|(1<<21)) || gpu.screen.h != old_h)
35 {
36 old_status = gpu.status.reg;
37 old_h = gpu.screen.h;
38 screen_buf = cbs->pl_vout_set_mode(gpu.screen.hres,
39 gpu.screen.h, gpu.status.rgb24 ? 24 : 16);
40 }
41}
42
43static void blit(void)
44{
8dd855cd 45 int x = gpu.screen.x & ~1; // alignment needed by blitter
56f08d83 46 int y = gpu.screen.y;
47 int w = gpu.screen.w;
8dd855cd 48 int h = gpu.screen.h;
5f26e402 49 uint16_t *vram = gpu.vram;
8dd855cd 50 int stride = gpu.screen.hres;
5f26e402 51 int fb_offs, doffs;
52 uint8_t *dest;
56f08d83 53
5f26e402 54 fb_offs = y * 1024 + x;
6f2ee2be 55 dest = (uint8_t *)screen_buf;
56f08d83 56
8dd855cd 57 // only do centering, at least for now
58 doffs = (stride - w) / 2 & ~1;
59
56f08d83 60 if (gpu.status.rgb24)
61 {
62#ifndef MAEMO
8dd855cd 63 dest += (doffs / 8) * 24;
5f26e402 64 for (; h-- > 0; dest += stride * 3, fb_offs += 1024)
56f08d83 65 {
5f26e402 66 fb_offs &= 1024*512-1;
67 bgr888_to_rgb888(dest, vram + fb_offs, w * 3);
56f08d83 68 }
69#else
8dd855cd 70 dest += doffs * 2;
5f26e402 71 for (; h-- > 0; dest += stride * 2, fb_offs += 1024)
56f08d83 72 {
5f26e402 73 fb_offs &= 1024*512-1;
74 bgr888_to_rgb565(dest, vram + fb_offs, w * 3);
56f08d83 75 }
76#endif
77 }
78 else
79 {
8dd855cd 80 dest += doffs * 2;
5f26e402 81 for (; h-- > 0; dest += stride * 2, fb_offs += 1024)
56f08d83 82 {
5f26e402 83 fb_offs &= 1024*512-1;
84 bgr555_to_rgb565(dest, vram + fb_offs, w * 2);
56f08d83 85 }
86 }
87
9394ada5 88 screen_buf = cbs->pl_vout_flip();
56f08d83 89}
90
5440b88e 91void vout_update(void)
56f08d83 92{
7d993ee2 93 check_mode_change();
94 if (cbs->pl_vout_raw_flip)
95 cbs->pl_vout_raw_flip(gpu.screen.x, gpu.screen.y);
96 else
97 blit();
56f08d83 98}
99
096ec49b 100long GPUopen(void **unused)
56f08d83 101{
19e7cf87 102 gpu.frameskip.active = 0;
103 gpu.frameskip.frame_ready = 1;
fc84f618 104
9394ada5 105 cbs->pl_vout_open();
106 screen_buf = cbs->pl_vout_flip();
56f08d83 107 return 0;
108}
109
110long GPUclose(void)
111{
9394ada5 112 cbs->pl_vout_close();
56f08d83 113 return 0;
114}
115
5440b88e 116void vout_set_config(const struct rearmed_cbs *cbs_)
56f08d83 117{
118 cbs = cbs_;
119}
120
121// vim:shiftwidth=2:expandtab