standalone: make unaccelerated fullscreen work
[pcsx_rearmed.git] / plugins / gpulib / vout_pl.c
CommitLineData
56f08d83 1/*
1f219c7b 2 * video output handling using plugin_lib
56f08d83 3 * (C) GraÅžvydas "notaz" Ignotas, 2011
4 *
5 * This work is licensed under the terms of any of these licenses
6 * (at your option):
7 * - GNU GPL, version 2 or later.
8 * - GNU LGPL, version 2.1 or later.
9 * See the COPYING file in the top-level directory.
10 */
11
aafcb4dd 12#include <string.h>
56f08d83 13#include "gpu.h"
14#include "../../frontend/plugin_lib.h"
56f08d83 15
16static const struct rearmed_cbs *cbs;
56f08d83 17
18int vout_init(void)
19{
20 return 0;
21}
22
23int vout_finish(void)
24{
25 return 0;
26}
27
fa56d360 28static void check_mode_change(int force)
56f08d83 29{
0b02eb77 30 int w = gpu.screen.hres;
5bbe183f 31 int h = gpu.screen.vres;
290afb38 32 int w_out, h_out, bpp = 16;
0b02eb77 33
8f8ade9c 34 if (gpu.state.screen_centering_type == C_BORDERLESS)
35 h = gpu.screen.h;
36 w_out = w, h_out = h;
7a20a6d0 37#ifdef RAW_FB_DISPLAY
38 w = w_out = 1024, h = h_out = 512;
39#endif
0b02eb77 40 gpu.state.enhancement_active =
a8be0deb 41 gpu.get_enhancement_bufer != NULL && gpu.state.enhancement_enable
61124a6d 42 && w <= 512 && h <= 256 && !(gpu.status & PSX_GPU_STATUS_RGB24);
0b02eb77 43
44 if (gpu.state.enhancement_active) {
e4c83ca6 45 w_out *= 2;
46 h_out *= 2;
0b02eb77 47 }
290afb38 48 if (gpu.status & PSX_GPU_STATUS_RGB24) {
49 // some asm relies on this alignment
50 w_out = (w_out + 7) & ~7;
51 bpp = 24;
52 }
7d993ee2 53
43047988
JW
54 gpu.state.downscale_active =
55 gpu.get_downscale_buffer != NULL && gpu.state.downscale_enable
56 && (w >= 512 || h >= 256);
57
58 if (gpu.state.downscale_active) {
59 w_out = w < 512 ? w : 320;
60 h_out = h < 256 ? h : h / 2;
61 }
62
7d993ee2 63 // width|rgb24 change?
e9309bb7 64 if (force || (gpu.status ^ gpu.state.status_vo_old) & ((7<<16)|(1<<21))
65 || w_out != gpu.state.w_out_old || h_out != gpu.state.h_out_old)
7d993ee2 66 {
e9309bb7 67 gpu.state.status_vo_old = gpu.status;
68 gpu.state.w_out_old = w_out;
69 gpu.state.h_out_old = h_out;
0b02eb77 70
501a8ca6 71 if (w_out != 0 && h_out != 0)
290afb38 72 cbs->pl_vout_set_mode(w_out, h_out, w, h, bpp);
7d993ee2 73 }
74}
75
fa56d360 76void vout_update(void)
7d993ee2 77{
5bbe183f 78 int bpp = (gpu.status & PSX_GPU_STATUS_RGB24) ? 24 : 16;
79 uint8_t *vram = (uint8_t *)gpu.vram;
80 int src_x = gpu.screen.src_x;
81 int src_y = gpu.screen.src_y;
630b122b 82 int x = gpu.screen.x;
56f08d83 83 int y = gpu.screen.y;
84 int w = gpu.screen.w;
8dd855cd 85 int h = gpu.screen.h;
fa56d360 86 int vram_h = 512;
5bbe183f 87 int src_x2 = 0;
88
7a20a6d0 89#ifdef RAW_FB_DISPLAY
90 w = 1024, h = 512, x = src_x = y = src_y = 0;
91#endif
5bbe183f 92 if (x < 0) { w += x; src_x2 = -x; x = 0; }
93 if (y < 0) { h += y; src_y -= y; y = 0; }
fa56d360 94
5bbe183f 95 if (w <= 0 || h <= 0)
aafcb4dd 96 return;
97
fa56d360 98 check_mode_change(0);
5bbe183f 99 if (gpu.state.enhancement_active) {
3b7b0065 100 if (!gpu.state.enhancement_was_active)
101 return; // buffer not ready yet
5bbe183f 102 vram = gpu.get_enhancement_bufer(&src_x, &src_y, &w, &h, &vram_h);
9a864a8f 103 if (vram == NULL)
104 return;
5bbe183f 105 x *= 2; y *= 2;
3b7b0065 106 src_x2 *= 2;
5bbe183f 107 }
56f08d83 108
43047988 109 if (gpu.state.downscale_active)
5bbe183f 110 vram = (void *)gpu.get_downscale_buffer(&src_x, &src_y, &w, &h, &vram_h);
43047988 111
5bbe183f 112 if (src_y + h > vram_h) {
113 if (src_y + h - vram_h > h / 2) {
fa56d360 114 // wrap
5bbe183f 115 h -= vram_h - src_y;
116 src_y = 0;
56f08d83 117 }
fa56d360 118 else
119 // clip
5bbe183f 120 h = vram_h - src_y;
56f08d83 121 }
122
5bbe183f 123 vram += (src_y * 1024 + src_x) * 2;
124 vram += src_x2 * bpp / 8;
56f08d83 125
5bbe183f 126 cbs->pl_vout_flip(vram, 1024, !!(gpu.status & PSX_GPU_STATUS_RGB24),
127 x, y, w, h, gpu.state.dims_changed);
128 gpu.state.dims_changed = 0;
56f08d83 129}
130
aafcb4dd 131void vout_blank(void)
132{
fa56d360 133 int w = gpu.screen.hres;
5bbe183f 134 int h = gpu.screen.vres;
92a5fe88 135
136 check_mode_change(0);
fa56d360 137 if (gpu.state.enhancement_active) {
138 w *= 2;
139 h *= 2;
aafcb4dd 140 }
5bbe183f 141 cbs->pl_vout_flip(NULL, 1024, !!(gpu.status & PSX_GPU_STATUS_RGB24), 0, 0, w, h, 0);
aafcb4dd 142}
143
93edff92 144long GPUopen(unsigned long *disp, char *cap, char *cfg)
56f08d83 145{
19e7cf87 146 gpu.frameskip.active = 0;
147 gpu.frameskip.frame_ready = 1;
fc84f618 148
9394ada5 149 cbs->pl_vout_open();
fa56d360 150 check_mode_change(1);
e3d0c514 151 vout_update();
56f08d83 152 return 0;
153}
154
155long GPUclose(void)
156{
9394ada5 157 cbs->pl_vout_close();
56f08d83 158 return 0;
159}
160
5440b88e 161void vout_set_config(const struct rearmed_cbs *cbs_)
56f08d83 162{
163 cbs = cbs_;
164}
165
166// vim:shiftwidth=2:expandtab