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RetroArch/gfx/d3d9/d3d.cpp

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2014 - Daniel De Matteis
* Copyright (C) 2012-2014 - OV2
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include "d3d.hpp"
#include "render_chain.hpp"
#include "../../file.h"
#include "../gfx_common.h"
#include "../context/win32_common.h"
#define HAVE_MONITOR
#define HAVE_WINDOW
#include "../../compat/posix_string.h"
#include "../../performance.h"
#if defined(HAVE_CG)
#define HAVE_SHADERS
#endif
/* forward decls */
static bool d3d_init_luts(d3d_video_t *d3d);
static void d3d_set_font_rect(d3d_video_t *d3d,
const struct font_params *params);
static bool d3d_process_shader(d3d_video_t *d3d);
static bool d3d_init_multipass(d3d_video_t *d3d);
static void d3d_deinit_chain(d3d_video_t *d3d);
#include "d3d_shared.h"
#ifdef HAVE_MONITOR
#define IDI_ICON 1
#define MAX_MONITORS 9
namespace Monitor
{
static HMONITOR last_hm;
static HMONITOR all_hms[MAX_MONITORS];
static unsigned num_mons;
}
static BOOL CALLBACK monitor_enum_proc(HMONITOR hMonitor,
HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData)
{
Monitor::all_hms[Monitor::num_mons++] = hMonitor;
return TRUE;
}
// Multi-monitor support.
static RECT d3d_monitor_rect(d3d_video_t *d3d)
{
Monitor::num_mons = 0;
EnumDisplayMonitors(NULL, NULL, monitor_enum_proc, 0);
if (!Monitor::last_hm)
Monitor::last_hm = MonitorFromWindow(
GetDesktopWindow(), MONITOR_DEFAULTTONEAREST);
HMONITOR hm_to_use = Monitor::last_hm;
unsigned fs_monitor = g_settings.video.monitor_index;
if (fs_monitor && fs_monitor <= Monitor::num_mons
&& Monitor::all_hms[fs_monitor - 1])
{
hm_to_use = Monitor::all_hms[fs_monitor - 1];
d3d->cur_mon_id = fs_monitor - 1;
}
else
{
for (unsigned i = 0; i < Monitor::num_mons; i++)
{
if (Monitor::all_hms[i] == hm_to_use)
{
d3d->cur_mon_id = i;
break;
}
}
}
MONITORINFOEX current_mon;
memset(&current_mon, 0, sizeof(current_mon));
current_mon.cbSize = sizeof(MONITORINFOEX);
GetMonitorInfo(hm_to_use, (MONITORINFO*)&current_mon);
return current_mon.rcMonitor;
}
#endif
static void d3d_recompute_pass_sizes(d3d_video_t *d3d)
{
LinkInfo link_info = {0};
link_info.pass = &d3d->shader.pass[0];
link_info.tex_w = link_info.tex_h =
d3d->video_info.input_scale * RARCH_SCALE_BASE;
unsigned current_width = link_info.tex_w;
unsigned current_height = link_info.tex_h;
unsigned out_width = 0;
unsigned out_height = 0;
if (!renderchain_set_pass_size(d3d->chain, 0,
current_width, current_height))
{
RARCH_ERR("[D3D]: Failed to set pass size.\n");
return;
}
for (unsigned i = 1; i < d3d->shader.passes; i++)
{
renderchain_convert_geometry(d3d->chain, &link_info,
out_width, out_height,
current_width, current_height, &d3d->final_viewport);
link_info.tex_w = next_pow2(out_width);
link_info.tex_h = next_pow2(out_height);
if (!renderchain_set_pass_size(d3d->chain, i,
link_info.tex_w, link_info.tex_h))
{
RARCH_ERR("[D3D]: Failed to set pass size.\n");
return;
}
current_width = out_width;
current_height = out_height;
link_info.pass = &d3d->shader.pass[i];
}
}
#ifndef DONT_HAVE_STATE_TRACKER
static bool d3d_init_imports(d3d_video_t *d3d)
{
if (!d3d->shader.variables)
return true;
state_tracker_info tracker_info = {0};
tracker_info.wram = (uint8_t*)
pretro_get_memory_data(RETRO_MEMORY_SYSTEM_RAM);
tracker_info.info = d3d->shader.variable;
tracker_info.info_elem = d3d->shader.variables;
#ifdef HAVE_PYTHON
if (*d3d->shader.script_path)
{
tracker_info.script = d3d->shader.script_path;
tracker_info.script_is_file = true;
}
tracker_info.script_class =
*d3d->shader.script_class ? d3d->shader.script_class : NULL;
#endif
state_tracker_t *state_tracker = state_tracker_init(&tracker_info);
if (!state_tracker)
{
RARCH_ERR("Failed to initialize state tracker.\n");
return false;
}
renderchain_add_state_tracker(d3d->chain, state_tracker);
return true;
}
#endif
static bool d3d_init_chain(d3d_video_t *d3d, const video_info_t *video_info)
{
LPDIRECT3DDEVICE d3dr = (LPDIRECT3DDEVICE)d3d->dev;
/* Setup information for first pass. */
LinkInfo link_info = {0};
link_info.pass = &d3d->shader.pass[0];
link_info.tex_w = link_info.tex_h =
video_info->input_scale * RARCH_SCALE_BASE;
d3d_deinit_chain(d3d);
d3d->chain = new renderchain_t();
if (!d3d->chain)
return false;
if (!renderchain_init(d3d->chain, &d3d->video_info, d3dr,
d3d->cgCtx, &d3d->final_viewport, &link_info,
d3d->video_info.rgb32 ? ARGB : RGB565))
{
RARCH_ERR("[D3D9]: Failed to init render chain.\n");
return false;
}
unsigned current_width = link_info.tex_w;
unsigned current_height = link_info.tex_h;
unsigned out_width = 0;
unsigned out_height = 0;
for (unsigned i = 1; i < d3d->shader.passes; i++)
{
renderchain_convert_geometry(d3d->chain, &link_info,
out_width, out_height,
current_width, current_height, &d3d->final_viewport);
link_info.pass = &d3d->shader.pass[i];
link_info.tex_w = next_pow2(out_width);
link_info.tex_h = next_pow2(out_height);
current_width = out_width;
current_height = out_height;
if (!renderchain_add_pass(d3d->chain, &link_info))
{
RARCH_ERR("[D3D9]: Failed to add pass.\n");
return false;
}
}
if (!d3d_init_luts(d3d))
{
RARCH_ERR("[D3D9]: Failed to init LUTs.\n");
return false;
}
#ifndef DONT_HAVE_STATE_TRACKER
if (!d3d_init_imports(d3d))
{
RARCH_ERR("[D3D9]: Failed to init imports.\n");
return false;
}
#endif
return true;
}
#ifdef HAVE_FBO
static bool d3d_init_multipass(d3d_video_t *d3d)
{
config_file_t *conf = config_file_new(d3d->cg_shader.c_str());
if (!conf)
{
RARCH_ERR("Failed to load preset.\n");
return false;
}
memset(&d3d->shader, 0, sizeof(d3d->shader));
if (!gfx_shader_read_conf_cgp(conf, &d3d->shader))
{
config_file_free(conf);
RARCH_ERR("Failed to parse CGP file.\n");
return false;
}
config_file_free(conf);
gfx_shader_resolve_relative(&d3d->shader, d3d->cg_shader.c_str());
RARCH_LOG("[D3D9 Meta-Cg] Found %u shaders.\n", d3d->shader.passes);
for (unsigned i = 0; i < d3d->shader.passes; i++)
{
if (!d3d->shader.pass[i].fbo.valid)
{
d3d->shader.pass[i].fbo.scale_x =
d3d->shader.pass[i].fbo.scale_y = 1.0f;
d3d->shader.pass[i].fbo.type_x =
d3d->shader.pass[i].fbo.type_y = RARCH_SCALE_INPUT;
}
}
bool use_extra_pass = d3d->shader.passes < GFX_MAX_SHADERS &&
d3d->shader.pass[d3d->shader.passes - 1].fbo.valid;
if (use_extra_pass)
{
d3d->shader.passes++;
gfx_shader_pass &dummy_pass = d3d->shader.pass[d3d->shader.passes - 1];
dummy_pass.fbo.scale_x = dummy_pass.fbo.scale_y = 1.0f;
dummy_pass.fbo.type_x = dummy_pass.fbo.type_y = RARCH_SCALE_VIEWPORT;
dummy_pass.filter = RARCH_FILTER_UNSPEC;
}
else
{
gfx_shader_pass &pass = d3d->shader.pass[d3d->shader.passes - 1];
pass.fbo.scale_x = pass.fbo.scale_y = 1.0f;
pass.fbo.type_x = pass.fbo.type_y = RARCH_SCALE_VIEWPORT;
}
return true;
}
#endif
static void d3d_set_font_rect(d3d_video_t *d3d,
const struct font_params *params)
{
#ifndef _XBOX
float pos_x = g_settings.video.msg_pos_x;
float pos_y = g_settings.video.msg_pos_y;
float font_size = g_settings.video.font_size;
if (params)
{
pos_x = params->x;
pos_y = params->y;
font_size *= params->scale;
}
d3d->font_rect.left = d3d->final_viewport.X +
d3d->final_viewport.Width * pos_x;
d3d->font_rect.right = d3d->final_viewport.X +
d3d->final_viewport.Width;
d3d->font_rect.top = d3d->final_viewport.Y +
(1.0f - pos_y) * d3d->final_viewport.Height - font_size;
d3d->font_rect.bottom = d3d->final_viewport.Height;
d3d->font_rect_shifted = d3d->font_rect;
d3d->font_rect_shifted.left -= 2;
d3d->font_rect_shifted.right -= 2;
d3d->font_rect_shifted.top += 2;
d3d->font_rect_shifted.bottom += 2;
#endif
}
static bool d3d_init_singlepass(d3d_video_t *d3d)
{
memset(&d3d->shader, 0, sizeof(d3d->shader));
d3d->shader.passes = 1;
gfx_shader_pass &pass = d3d->shader.pass[0];
pass.fbo.valid = true;
pass.fbo.scale_x = pass.fbo.scale_y = 1.0;
pass.fbo.type_x = pass.fbo.type_y = RARCH_SCALE_VIEWPORT;
strlcpy(pass.source.path, d3d->cg_shader.c_str(),
sizeof(pass.source.path));
return true;
}
static bool d3d_process_shader(d3d_video_t *d3d)
{
#ifdef HAVE_FBO
if (strcmp(path_get_extension(
d3d->cg_shader.c_str()), "cgp") == 0)
return d3d_init_multipass(d3d);
#endif
return d3d_init_singlepass(d3d);
}
static bool d3d_init_luts(d3d_video_t *d3d)
{
for (unsigned i = 0; i < d3d->shader.luts; i++)
{
bool ret = renderchain_add_lut(
d3d->chain, d3d->shader.lut[i].id, d3d->shader.lut[i].path,
d3d->shader.lut[i].filter == RARCH_FILTER_UNSPEC ?
g_settings.video.smooth :
(d3d->shader.lut[i].filter == RARCH_FILTER_LINEAR));
if (!ret)
return ret;
}
return true;
}
#ifdef HAVE_WINDOW
extern LRESULT CALLBACK WindowProc(HWND hWnd, UINT message,
WPARAM wParam, LPARAM lParam);
#endif
static void d3d_calculate_rect(d3d_video_t *d3d, unsigned width,
unsigned height, bool keep, float desired_aspect);
#ifdef HAVE_OVERLAY
#include "d3d_overlays.cpp"
#endif
static bool d3d_frame(void *data, const void *frame,
unsigned width, unsigned height, unsigned pitch,
const char *msg)
{
D3DVIEWPORT screen_vp;
d3d_video_t *d3d = (d3d_video_t*)data;
LPDIRECT3DDEVICE d3dr = (LPDIRECT3DDEVICE)d3d->dev;
if (!frame)
return true;
RARCH_PERFORMANCE_INIT(d3d_frame);
RARCH_PERFORMANCE_START(d3d_frame);
#ifndef _XBOX
/* We cannot recover in fullscreen. */
if (d3d->needs_restore && IsIconic(d3d->hWnd))
return true;
#endif
if (d3d->needs_restore && !d3d_restore(d3d))
{
RARCH_ERR("[D3D]: Failed to restore.\n");
return false;
}
if (d3d->should_resize)
{
d3d_calculate_rect(d3d, d3d->screen_width,
d3d->screen_height, d3d->video_info.force_aspect,
g_extern.system.aspect_ratio);
renderchain_set_final_viewport(d3d->chain, &d3d->final_viewport);
d3d_recompute_pass_sizes(d3d);
d3d->should_resize = false;
}
/* render_chain() only clears out viewport, clear out everything. */
screen_vp.X = 0;
screen_vp.Y = 0;
screen_vp.MinZ = 0;
screen_vp.MaxZ = 1;
screen_vp.Width = d3d->screen_width;
screen_vp.Height = d3d->screen_height;
d3dr->SetViewport(&screen_vp);
d3dr->Clear(0, 0, D3DCLEAR_TARGET, 0, 1, 0);
// Insert black frame first, so we can screenshot, etc.
if (g_settings.video.black_frame_insertion)
{
D3DDevice_Presents(d3d, d3dr);
if (d3d->needs_restore)
return true;
d3dr->Clear(0, 0, D3DCLEAR_TARGET, 0, 1, 0);
}
if (!renderchain_render(d3d->chain, frame, width,
height, pitch, d3d->dev_rotation))
{
RARCH_ERR("[D3D]: Failed to render scene.\n");
return false;
}
if (d3d->font_ctx && d3d->font_ctx->render_msg && msg)
{
struct font_params font_parms = {0};
#ifdef _XBOX
#if defined(_XBOX1)
float msg_width = 60;
float msg_height = 365;
#elif defined(_XBOX360)
float msg_width = (g_extern.lifecycle_state & (1ULL << MODE_MENU_HD)) ? 160 : 100;
float msg_height = 120;
#endif
font_parms.x = msg_width;
font_parms.y = msg_height;
font_parms.scale = 21;
#endif
d3d->font_ctx->render_msg(d3d, msg, &font_parms);
}
#ifdef HAVE_MENU
if (d3d->menu && d3d->menu->enabled)
d3d_overlay_render(d3d, d3d->menu);
#endif
#ifdef HAVE_OVERLAY
if (d3d->overlays_enabled)
{
for (unsigned i = 0; i < d3d->overlays.size(); i++)
d3d_overlay_render(d3d, &d3d->overlays[i]);
}
#endif
#ifdef HAVE_MENU
if (g_extern.lifecycle_state & (1ULL << MODE_MENU)
&& driver.menu_ctx && driver.menu_ctx->frame)
driver.menu_ctx->frame();
#endif
RARCH_PERFORMANCE_STOP(d3d_frame);
if (d3d && d3d->ctx_driver && d3d->ctx_driver->update_window_title)
d3d->ctx_driver->update_window_title(d3d);
if (d3d && d3d->ctx_driver && d3d->ctx_driver->swap_buffers)
d3d->ctx_driver->swap_buffers(d3d);
return true;
}
static void d3d_free(void *data)
{
d3d_video_t *d3d = (d3d_video_t*)data;
d3d_deinitialize(d3d);
#ifdef HAVE_OVERLAY
d3d_free_overlays(d3d);
#endif
#ifdef HAVE_MENU
d3d_free_overlay(d3d, d3d->menu);
#endif
if (d3d->dev)
d3d->dev->Release();
if (d3d->g_pD3D)
d3d->g_pD3D->Release();
#ifdef HAVE_MONITOR
Monitor::last_hm = MonitorFromWindow(d3d->hWnd,
MONITOR_DEFAULTTONEAREST);
DestroyWindow(d3d->hWnd);
#endif
if (d3d)
delete d3d;
#ifndef _XBOX
UnregisterClass("RetroArch", GetModuleHandle(NULL));
#endif
}
static bool d3d_read_viewport(void *data, uint8_t *buffer)
{
d3d_video_t *d3d = (d3d_video_t*)data;
LPDIRECT3DDEVICE d3dr = (LPDIRECT3DDEVICE)d3d->dev;
RARCH_PERFORMANCE_INIT(d3d_read_viewport);
RARCH_PERFORMANCE_START(d3d_read_viewport);
bool ret = true;
LPDIRECT3DSURFACE target = NULL;
LPDIRECT3DSURFACE dest = NULL;
if (FAILED(d3d->d3d_err = d3dr->GetRenderTarget(0, &target)))
{
ret = false;
goto end;
}
if (FAILED(d3d->d3d_err = d3dr->CreateOffscreenPlainSurface(
d3d->screen_width,
d3d->screen_height,
D3DFMT_X8R8G8B8, D3DPOOL_SYSTEMMEM,
&dest, NULL)))
{
ret = false;
goto end;
}
if (FAILED(d3d->d3d_err = d3dr->GetRenderTargetData(target, dest)))
{
ret = false;
goto end;
}
D3DLOCKED_RECT rect;
if (SUCCEEDED(dest->LockRect(&rect, NULL, D3DLOCK_READONLY)))
{
unsigned pitchpix = rect.Pitch / 4;
const uint32_t *pixels = (const uint32_t*)rect.pBits;
pixels += d3d->final_viewport.X;
pixels += (d3d->final_viewport.Height - 1) * pitchpix;
pixels -= d3d->final_viewport.Y * pitchpix;
for (unsigned y = 0; y < d3d->final_viewport.Height;
y++, pixels -= pitchpix)
{
for (unsigned x = 0; x < d3d->final_viewport.Width; x++)
{
*buffer++ = (pixels[x] >> 0) & 0xff;
*buffer++ = (pixels[x] >> 8) & 0xff;
*buffer++ = (pixels[x] >> 16) & 0xff;
}
}
dest->UnlockRect();
}
else
ret = false;
end:
RARCH_PERFORMANCE_STOP(d3d_read_viewport);
if (target)
target->Release();
if (dest)
dest->Release();
return ret;
}
static bool d3d_set_shader(void *data,
enum rarch_shader_type type, const char *path)
{
d3d_video_t *d3d = (d3d_video_t*)data;
std::string shader = "";
if (path && type == RARCH_SHADER_CG)
shader = path;
std::string old_shader = d3d->cg_shader;
bool restore_old = false;
d3d->cg_shader = shader;
if (!d3d_process_shader(d3d) || !d3d_restore(d3d))
{
RARCH_ERR("[D3D]: Setting shader failed.\n");
restore_old = true;
}
if (restore_old)
{
d3d->cg_shader = old_shader;
d3d_process_shader(d3d);
d3d_restore(d3d);
}
return !restore_old;
}
#ifdef HAVE_MENU
static void d3d_get_poke_interface(void *data,
const video_poke_interface_t **iface);
#endif
#ifdef HAVE_MENU
static void d3d_set_menu_texture_frame(void *data,
const void *frame, bool rgb32, unsigned width, unsigned height,
float alpha)
{
d3d_video_t *d3d = (d3d_video_t*)data;
if (!d3d->menu->tex || d3d->menu->tex_w != width
|| d3d->menu->tex_h != height)
{
if (d3d->menu && d3d->menu->tex)
d3d->menu->tex->Release();
if (FAILED(d3d->dev->CreateTexture(width, height, 1,
0, D3DFMT_A8R8G8B8,
D3DPOOL_MANAGED,
&d3d->menu->tex, NULL)))
{
RARCH_ERR("[D3D]: Failed to create menu texture.\n");
return;
}
d3d->menu->tex_w = width;
d3d->menu->tex_h = height;
}
d3d->menu->alpha_mod = alpha;
D3DLOCKED_RECT d3dlr;
if (SUCCEEDED(d3d->menu->tex->LockRect(0, &d3dlr, NULL, D3DLOCK_NOSYSLOCK)))
{
if (rgb32)
{
uint8_t *dst = (uint8_t*)d3dlr.pBits;
const uint32_t *src = (const uint32_t*)frame;
for (unsigned h = 0; h < height;
h++, dst += d3dlr.Pitch, src += width)
{
memcpy(dst, src, width * sizeof(uint32_t));
memset(dst + width * sizeof(uint32_t), 0,
d3dlr.Pitch - width * sizeof(uint32_t));
}
}
else
{
uint32_t *dst = (uint32_t*)d3dlr.pBits;
const uint16_t *src = (const uint16_t*)frame;
for (unsigned h = 0; h < height;
h++, dst += d3dlr.Pitch >> 2, src += width)
{
for (unsigned w = 0; w < width; w++)
{
uint16_t c = src[w];
uint32_t r = (c >> 12) & 0xf;
uint32_t g = (c >> 8) & 0xf;
uint32_t b = (c >> 4) & 0xf;
uint32_t a = (c >> 0) & 0xf;
r = ((r << 4) | r) << 16;
g = ((g << 4) | g) << 8;
b = ((b << 4) | b) << 0;
a = ((a << 4) | a) << 24;
dst[w] = r | g | b | a;
}
}
}
if (d3d->menu)
d3d->menu->tex->UnlockRect(0);
}
}
static void d3d_set_menu_texture_enable(void *data,
bool state, bool full_screen)
{
d3d_video_t *d3d = (d3d_video_t*)data;
if (!d3d || !d3d->menu)
return;
d3d->menu->enabled = state;
d3d->menu->fullscreen = full_screen;
}
#endif
static const video_poke_interface_t d3d_poke_interface = {
NULL,
#ifdef HAVE_FBO
NULL,
NULL,
#endif
d3d_set_aspect_ratio,
d3d_apply_state_changes,
#ifdef HAVE_MENU
d3d_set_menu_texture_frame,
d3d_set_menu_texture_enable,
#endif
d3d_set_osd_msg,
d3d_show_mouse,
};
static void d3d_get_poke_interface(void *data,
const video_poke_interface_t **iface)
{
(void)data;
*iface = &d3d_poke_interface;
}
static void *d3d_init(const video_info_t *info, const input_driver_t **input,
void **input_data)
{
d3d_video_t *vid = new d3d_video_t();
if (!vid)
return NULL;
vid->ctx_driver = d3d_get_context();
if (!vid->ctx_driver)
{
delete vid;
return NULL;
}
/* default values */
vid->g_pD3D = NULL;
vid->dev = NULL;
#ifndef _XBOX
vid->font = NULL;
#endif
vid->dev_rotation = 0;
vid->needs_restore = false;
#ifdef HAVE_CG
vid->cgCtx = NULL;
#endif
#ifdef HAVE_OVERLAY
vid->overlays_enabled = false;
#endif
vid->chain = NULL;
vid->menu = NULL;
if (!d3d_construct(vid, info, input, input_data))
{
RARCH_ERR("[D3D]: Failed to init D3D.\n");
delete vid;
return NULL;
}
return vid;
}
video_driver_t video_d3d = {
d3d_init,
d3d_frame,
d3d_set_nonblock_state,
d3d_alive,
d3d_focus,
d3d_set_shader,
d3d_free,
"d3d",
d3d_set_rotation,
d3d_viewport_info,
d3d_read_viewport,
#ifdef HAVE_OVERLAY
d3d_get_overlay_interface,
#endif
d3d_get_poke_interface
};
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