2 * video output handling using plugin_lib
3 * (C) GraÅžvydas "notaz" Ignotas, 2011
5 * This work is licensed under the terms of any of these licenses
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.
14 #include "../../frontend/plugin_lib.h"
16 static const struct rearmed_cbs *cbs;
28 static void check_mode_change(int force)
30 int w = gpu.screen.hres;
31 int h = gpu.screen.vres;
34 if (gpu.state.screen_centering_type == C_BORDERLESS)
38 w = w_out = 1024, h = h_out = 512;
40 gpu.state.enhancement_active =
41 gpu.get_enhancement_bufer != NULL && gpu.state.enhancement_enable
42 && w <= 512 && h <= 256 && !(gpu.status & PSX_GPU_STATUS_RGB24);
44 if (gpu.state.enhancement_active) {
49 gpu.state.downscale_active =
50 gpu.get_downscale_buffer != NULL && gpu.state.downscale_enable
51 && (w >= 512 || h >= 256);
53 if (gpu.state.downscale_active) {
54 w_out = w < 512 ? w : 320;
55 h_out = h < 256 ? h : h / 2;
58 // width|rgb24 change?
59 if (force || (gpu.status ^ gpu.state.status_vo_old) & ((7<<16)|(1<<21))
60 || w_out != gpu.state.w_out_old || h_out != gpu.state.h_out_old)
62 gpu.state.status_vo_old = gpu.status;
63 gpu.state.w_out_old = w_out;
64 gpu.state.h_out_old = h_out;
66 if (w_out != 0 && h_out != 0)
67 cbs->pl_vout_set_mode(w_out, h_out, w, h,
68 (gpu.status & PSX_GPU_STATUS_RGB24) ? 24 : 16);
72 void vout_update(void)
74 int bpp = (gpu.status & PSX_GPU_STATUS_RGB24) ? 24 : 16;
75 uint8_t *vram = (uint8_t *)gpu.vram;
76 int src_x = gpu.screen.src_x;
77 int src_y = gpu.screen.src_y;
86 w = 1024, h = 512, x = src_x = y = src_y = 0;
88 if (x < 0) { w += x; src_x2 = -x; x = 0; }
89 if (y < 0) { h += y; src_y -= y; y = 0; }
95 if (gpu.state.enhancement_active) {
96 if (!gpu.state.enhancement_was_active)
97 return; // buffer not ready yet
98 vram = gpu.get_enhancement_bufer(&src_x, &src_y, &w, &h, &vram_h);
105 if (gpu.state.downscale_active)
106 vram = (void *)gpu.get_downscale_buffer(&src_x, &src_y, &w, &h, &vram_h);
108 if (src_y + h > vram_h) {
109 if (src_y + h - vram_h > h / 2) {
119 vram += (src_y * 1024 + src_x) * 2;
120 vram += src_x2 * bpp / 8;
122 cbs->pl_vout_flip(vram, 1024, !!(gpu.status & PSX_GPU_STATUS_RGB24),
123 x, y, w, h, gpu.state.dims_changed);
124 gpu.state.dims_changed = 0;
127 void vout_blank(void)
129 int w = gpu.screen.hres;
130 int h = gpu.screen.vres;
132 check_mode_change(0);
133 if (gpu.state.enhancement_active) {
137 cbs->pl_vout_flip(NULL, 1024, !!(gpu.status & PSX_GPU_STATUS_RGB24), 0, 0, w, h, 0);
140 long GPUopen(unsigned long *disp, char *cap, char *cfg)
142 gpu.frameskip.active = 0;
143 gpu.frameskip.frame_ready = 1;
146 check_mode_change(1);
153 cbs->pl_vout_close();
157 void vout_set_config(const struct rearmed_cbs *cbs_)
162 // vim:shiftwidth=2:expandtab