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RetroArch/gfx/d3d9/d3d9.cpp

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2013 - Hans-Kristian Arntzen
* Copyright (C) 2011-2013 - Daniel De Matteis
* Copyright (C) 2012 - 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/>.
*/
// This driver is merged from the external RetroArch-D3D9 driver.
// It is written in C++11 (should be compat with MSVC 2010).
// Might get rewritten in C99 if I have lots of time to burn.
#ifdef _MSC_VER
#pragma comment( lib, "d3d9" )
#pragma comment( lib, "d3dx9" )
#pragma comment( lib, "cgd3d9" )
#pragma comment( lib, "dxguid" )
#endif
#include "d3d9.hpp"
#include "render_chain.hpp"
#include "config_file.hpp"
#include "../gfx_common.h"
#include "../../compat/posix_string.h"
#include "../../performance.h"
#include <iostream>
#include <exception>
#include <stdexcept>
#include <cstring>
#include <stdio.h>
#include <stdint.h>
#include <iostream>
#include <cmath>
#define IDI_ICON 1
#define MAX_MONITORS 9
/* TODO: Make Cg optional - same as in the GL driver where we can either bake in
* Cg or HLSL shader support */
namespace Monitor
{
static HMONITOR last_hm;
static HMONITOR all_hms[MAX_MONITORS];
static unsigned num_mons;
static unsigned cur_mon_id;
}
namespace Callback
{
static bool quit = false;
static D3DVideo *curD3D = nullptr;
static HRESULT d3d_err;
LRESULT CALLBACK WindowProc(HWND hWnd, UINT message,
WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_CREATE:
LPCREATESTRUCT p_cs;
p_cs = (LPCREATESTRUCT)lParam;
curD3D = (D3DVideo*)p_cs->lpCreateParams;
break;
case WM_SYSKEYDOWN:
switch (wParam)
{
case VK_F10:
case VK_RSHIFT:
return 0;
}
break;
case WM_DESTROY:
quit = true;
return 0;
case WM_SIZE:
unsigned new_width, new_height;
new_width = LOWORD(lParam);
new_height = HIWORD(lParam);
if (new_width && new_height)
curD3D->resize(new_width, new_height);
return 0;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return DefWindowProc(hWnd, message, wParam, lParam);
}
}
void D3DVideo::init_base(const video_info_t &info)
{
D3DPRESENT_PARAMETERS d3dpp;
make_d3dpp(info, d3dpp);
g_pD3D = Direct3DCreate9(D3D_SDK_VERSION);
if (!g_pD3D)
throw std::runtime_error("Failed to create D3D9 interface!");
if (FAILED(Callback::d3d_err = g_pD3D->CreateDevice(
Monitor::cur_mon_id,
D3DDEVTYPE_HAL,
hWnd,
D3DCREATE_HARDWARE_VERTEXPROCESSING,
&d3dpp,
&dev)))
{
RARCH_WARN("[D3D9]: Failed to init device with hardware vertex processing (code: 0x%x). Trying to fall back to software vertex processing.\n",
(unsigned)Callback::d3d_err);
if (FAILED(Callback::d3d_err = g_pD3D->CreateDevice(
Monitor::cur_mon_id,
D3DDEVTYPE_HAL,
hWnd,
D3DCREATE_SOFTWARE_VERTEXPROCESSING,
&d3dpp,
&dev)))
{
throw std::runtime_error("Failed to init device");
}
}
}
void D3DVideo::make_d3dpp(const video_info_t &info, D3DPRESENT_PARAMETERS &d3dpp)
{
std::memset(&d3dpp, 0, sizeof(d3dpp));
d3dpp.Windowed = g_settings.video.windowed_fullscreen || !info.fullscreen;
d3dpp.PresentationInterval = info.vsync ? D3DPRESENT_INTERVAL_ONE : D3DPRESENT_INTERVAL_IMMEDIATE;
d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;
d3dpp.hDeviceWindow = hWnd;
d3dpp.BackBufferCount = 2;
d3dpp.BackBufferFormat = !d3dpp.Windowed ? D3DFMT_X8R8G8B8 : D3DFMT_UNKNOWN;
if (!d3dpp.Windowed)
{
d3dpp.BackBufferWidth = screen_width;
d3dpp.BackBufferHeight = screen_height;
}
}
void D3DVideo::init(const video_info_t &info)
{
if (!g_pD3D)
init_base(info);
else if (needs_restore)
{
D3DPRESENT_PARAMETERS d3dpp;
make_d3dpp(info, d3dpp);
if (dev->Reset(&d3dpp) != D3D_OK)
{
HRESULT res = dev->TestCooperativeLevel();
const char *err;
switch (res)
{
case D3DERR_DEVICELOST:
err = "DEVICELOST";
break;
case D3DERR_DEVICENOTRESET:
err = "DEVICENOTRESET";
break;
case D3DERR_DRIVERINTERNALERROR:
err = "DRIVERINTERNALERROR";
break;
default:
err = "Unknown";
}
// Try to recreate the device completely ...
RARCH_WARN("[D3D9]: Attempting to recover from dead state (%s).\n", err);
deinit();
g_pD3D->Release();
g_pD3D = nullptr;
init_base(info);
RARCH_LOG("[D3D9]: Recovered from dead state.\n");
}
}
calculate_rect(screen_width, screen_height, info.force_aspect, g_extern.system.aspect_ratio);
#ifdef HAVE_CG
if (!init_cg())
throw std::runtime_error("Failed to init Cg");
#endif
if (!init_chain(info))
throw std::runtime_error("Failed to init render chain");
if (!init_font())
throw std::runtime_error("Failed to init Font");
}
void D3DVideo::set_viewport(unsigned x, unsigned y, unsigned width, unsigned height)
{
D3DVIEWPORT9 viewport;
viewport.X = x;
viewport.Y = y;
viewport.Width = width;
viewport.Height = height;
viewport.MinZ = 0.0f;
viewport.MaxZ = 1.0f;
font_rect.left = x + width * g_settings.video.msg_pos_x;
font_rect.right = x + width;
font_rect.top = y + (1.0f - g_settings.video.msg_pos_y) * height - g_settings.video.font_size;
font_rect.bottom = height;
font_rect_shifted = font_rect;
font_rect_shifted.left -= 2;
font_rect_shifted.right -= 2;
font_rect_shifted.top += 2;
font_rect_shifted.bottom += 2;
final_viewport = viewport;
}
void D3DVideo::set_rotation(unsigned rot)
{
rotation = rot;
}
void D3DVideo::viewport_info(rarch_viewport &vp)
{
vp.x = final_viewport.X;
vp.y = final_viewport.Y;
vp.width = final_viewport.Width;
vp.height = final_viewport.Height;
vp.full_width = screen_width;
vp.full_height = screen_height;
}
bool D3DVideo::read_viewport(uint8_t *buffer)
{
RARCH_PERFORMANCE_INIT(d3d_read_viewport);
RARCH_PERFORMANCE_START(d3d_read_viewport);
bool ret = true;
IDirect3DSurface9 *target = nullptr;
IDirect3DSurface9 *dest = nullptr;
if (FAILED(Callback::d3d_err = dev->GetRenderTarget(0, &target)))
{
ret = false;
goto end;
}
if (FAILED(Callback::d3d_err = dev->CreateOffscreenPlainSurface(screen_width, screen_height,
D3DFMT_X8R8G8B8, D3DPOOL_SYSTEMMEM,
&dest, nullptr)))
{
ret = false;
goto end;
}
if (FAILED(Callback::d3d_err = dev->GetRenderTargetData(target, dest)))
{
ret = false;
goto end;
}
D3DLOCKED_RECT rect;
if (SUCCEEDED(dest->LockRect(&rect, nullptr, D3DLOCK_READONLY)))
{
unsigned pitchpix = rect.Pitch / 4;
const uint32_t *pixels = (const uint32_t*)rect.pBits;
pixels += final_viewport.X;
pixels += (final_viewport.Height - 1) * pitchpix;
pixels -= final_viewport.Y * pitchpix;
for (unsigned y = 0; y < final_viewport.Height; y++, pixels -= pitchpix)
{
for (unsigned x = 0; x < final_viewport.Width; x++)
{
*buffer++ = (pixels[x] >> 0) & 0xff;
*buffer++ = (pixels[x] >> 8) & 0xff;
*buffer++ = (pixels[x] >> 16) & 0xff;
}
}
dest->UnlockRect();
}
else
{
ret = false;
goto end;
}
end:
RARCH_PERFORMANCE_STOP(d3d_read_viewport);
if (target)
target->Release();
if (dest)
dest->Release();
return ret;
}
void D3DVideo::calculate_rect(unsigned width, unsigned height,
bool keep, float desired_aspect)
{
if (g_settings.video.scale_integer)
{
struct rarch_viewport vp = {0};
gfx_scale_integer(&vp, width, height, desired_aspect, keep);
set_viewport(vp.x, vp.y, vp.width, vp.height);
}
else if (!keep)
set_viewport(0, 0, width, height);
else
{
float device_aspect = static_cast<float>(width) / static_cast<float>(height);
if (fabs(device_aspect - desired_aspect) < 0.001)
set_viewport(0, 0, width, height);
else if (device_aspect > desired_aspect)
{
float delta = (desired_aspect / device_aspect - 1.0) / 2.0 + 0.5;
set_viewport(width * (0.5 - delta), 0, 2.0 * width * delta, height);
}
else
{
float delta = (device_aspect / desired_aspect - 1.0) / 2.0 + 0.5;
set_viewport(0, height * (0.5 - delta), width, 2.0 * height * delta);
}
}
}
static void show_cursor(bool show)
{
if (show)
while (ShowCursor(TRUE) < 0);
else
while (ShowCursor(FALSE) >= 0);
}
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.
RECT D3DVideo::monitor_rect()
{
Monitor::num_mons = 0;
EnumDisplayMonitors(nullptr, nullptr, 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];
Monitor::cur_mon_id = fs_monitor - 1;
}
else
{
for (unsigned i = 0; i < Monitor::num_mons; i++)
{
if (Monitor::all_hms[i] == hm_to_use)
{
Monitor::cur_mon_id = i;
break;
}
}
}
MONITORINFOEX current_mon;
std::memset(&current_mon, 0, sizeof(current_mon));
current_mon.cbSize = sizeof(MONITORINFOEX);
GetMonitorInfo(hm_to_use, (MONITORINFO*)&current_mon);
return current_mon.rcMonitor;
}
D3DVideo::D3DVideo(const video_info_t *info) :
g_pD3D(nullptr), dev(nullptr), font(nullptr),
rotation(0), needs_restore(false), cgCtx(nullptr)
{
gfx_set_dwm();
#ifdef HAVE_OVERLAY
std::memset(&overlay, 0, sizeof(overlay));
#endif
std::memset(&windowClass, 0, sizeof(windowClass));
windowClass.cbSize = sizeof(windowClass);
windowClass.style = CS_HREDRAW | CS_VREDRAW;
windowClass.lpfnWndProc = Callback::WindowProc;
windowClass.hInstance = nullptr;
windowClass.hCursor = LoadCursor(nullptr, IDC_ARROW);
windowClass.lpszClassName = "RetroArch";
windowClass.hIcon = LoadIcon(GetModuleHandle(NULL), MAKEINTRESOURCE(IDI_ICON));
windowClass.hIconSm = (HICON)LoadImage(GetModuleHandle(NULL), MAKEINTRESOURCE(IDI_ICON), IMAGE_ICON, 16, 16, 0);
if (!info->fullscreen)
windowClass.hbrBackground = (HBRUSH)COLOR_WINDOW;
RegisterClassEx(&windowClass);
RECT mon_rect = monitor_rect();
bool windowed_full = g_settings.video.windowed_fullscreen;
unsigned full_x = (windowed_full || info->width == 0) ? (mon_rect.right - mon_rect.left) : info->width;
unsigned full_y = (windowed_full || info->height == 0) ? (mon_rect.bottom - mon_rect.top) : info->height;
RARCH_LOG("[D3D9]: Monitor size: %dx%d.\n", (int)(mon_rect.right - mon_rect.left), (int)(mon_rect.bottom - mon_rect.top));
screen_width = info->fullscreen ? full_x : info->width;
screen_height = info->fullscreen ? full_y : info->height;
unsigned win_width = screen_width;
unsigned win_height = screen_height;
if (!info->fullscreen)
{
RECT rect = {0};
rect.right = screen_width;
rect.bottom = screen_height;
AdjustWindowRect(&rect, WS_OVERLAPPEDWINDOW, FALSE);
win_width = rect.right - rect.left;
win_height = rect.bottom - rect.top;
}
gfx_window_title_reset();
char buffer[128];
gfx_get_fps(buffer, sizeof(buffer), false);
std::string title = buffer;
title += " || Direct3D9";
hWnd = CreateWindowEx(0, "RetroArch", title.c_str(),
info->fullscreen ?
(WS_EX_TOPMOST | WS_POPUP) : WS_OVERLAPPEDWINDOW,
info->fullscreen ? mon_rect.left : CW_USEDEFAULT,
info->fullscreen ? mon_rect.top : CW_USEDEFAULT,
win_width, win_height,
nullptr, nullptr, nullptr, this);
driver.display_type = RARCH_DISPLAY_WIN32;
driver.video_display = 0;
driver.video_window = (uintptr_t)hWnd;
show_cursor(!info->fullscreen
#ifdef HAVE_OVERLAY
|| overlay.overlay_enabled
#endif
);
Callback::quit = false;
ShowWindow(hWnd, SW_RESTORE);
UpdateWindow(hWnd);
SetForegroundWindow(hWnd);
SetFocus(hWnd);
// This should only be done once here
// to avoid set_shader() to be overridden
// later.
#ifdef HAVE_CG
auto shader_type = g_settings.video.shader_type;
if ((shader_type == RARCH_SHADER_CG ||
shader_type == RARCH_SHADER_AUTO) && *g_settings.video.cg_shader_path)
cg_shader = g_settings.video.cg_shader_path;
#endif
video_info = *info;
init(video_info);
RARCH_LOG("[D3D9]: Init complete.\n");
}
void D3DVideo::deinit()
{
deinit_font();
deinit_chain();
deinit_cg();
needs_restore = false;
}
D3DVideo::~D3DVideo()
{
deinit();
#ifdef HAVE_OVERLAY
if (overlay.tex)
overlay.tex->Release();
if (overlay.vert_buf)
overlay.vert_buf->Release();
#endif
if (dev)
dev->Release();
if (g_pD3D)
g_pD3D->Release();
Monitor::last_hm = MonitorFromWindow(hWnd, MONITOR_DEFAULTTONEAREST);
DestroyWindow(hWnd);
UnregisterClass("RetroArch", GetModuleHandle(nullptr));
}
bool D3DVideo::restore()
{
deinit();
try
{
needs_restore = true;
init(video_info);
needs_restore = false;
}
catch (const std::exception &e)
{
RARCH_ERR("[D3D9]: Restore error: (%s).\n", e.what());
needs_restore = true;
}
return !needs_restore;
}
bool D3DVideo::frame(const void *frame,
unsigned width, unsigned height, unsigned pitch,
const char *msg)
{
if (!frame)
return true;
RARCH_PERFORMANCE_INIT(d3d_frame);
RARCH_PERFORMANCE_START(d3d_frame);
// We cannot recover in fullscreen.
if (needs_restore && IsIconic(hWnd))
return true;
if (needs_restore && !restore())
{
RARCH_ERR("[D3D9]: Failed to restore.\n");
return false;
}
if (!chain->render(frame, width, height, pitch, rotation))
{
RARCH_ERR("[D3D9]: Failed to render scene.\n");
return false;
}
if (msg && SUCCEEDED(dev->BeginScene()))
{
font->DrawTextA(nullptr,
msg,
-1,
&font_rect_shifted,
DT_LEFT,
((font_color >> 2) & 0x3f3f3f) | 0xff000000);
font->DrawTextA(nullptr,
msg,
-1,
&font_rect,
DT_LEFT,
font_color | 0xff000000);
dev->EndScene();
}
#ifdef HAVE_OVERLAY
if (overlay.overlay_enabled)
overlay_render();
#endif
RARCH_PERFORMANCE_STOP(d3d_frame);
if (dev->Present(nullptr, nullptr, nullptr, nullptr) != D3D_OK)
{
needs_restore = true;
return true;
}
update_title();
return true;
}
void D3DVideo::set_nonblock_state(bool state)
{
video_info.vsync = !state;
restore();
}
bool D3DVideo::alive()
{
process();
return !Callback::quit;
}
bool D3DVideo::focus() const
{
return GetFocus() == hWnd;
}
void D3DVideo::process()
{
MSG msg;
while (PeekMessage(&msg, nullptr, 0, 0, PM_REMOVE))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
#ifdef HAVE_CG
bool D3DVideo::init_cg()
{
cgCtx = cgCreateContext();
if (cgCtx == nullptr)
return false;
RARCH_LOG("[D3D9 Cg]: Created context.\n");
HRESULT ret = cgD3D9SetDevice(dev);
if (FAILED(ret))
return false;
return true;
}
void D3DVideo::deinit_cg()
{
if (cgCtx)
{
cgD3D9UnloadAllPrograms();
cgD3D9SetDevice(nullptr);
cgDestroyContext(cgCtx);
cgCtx = nullptr;
}
}
#endif
void D3DVideo::init_chain_singlepass(const video_info_t &video_info)
{
LinkInfo info = {0};
LinkInfo info_second = {0};
#ifdef HAVE_CG
info.shader_path = cg_shader;
#endif
bool second_pass = g_settings.video.render_to_texture;
if (second_pass)
{
info.scale_x = g_settings.video.fbo.scale_x;
info.scale_y = g_settings.video.fbo.scale_y;
info.filter_linear = video_info.smooth;
info.tex_w = next_pow2(RARCH_SCALE_BASE * video_info.input_scale);
info.tex_h = next_pow2(RARCH_SCALE_BASE * video_info.input_scale);
info.scale_type_x = info.scale_type_y = LinkInfo::Relative;
info_second.scale_x = info_second.scale_y = 1.0f;
info_second.scale_type_x = info_second.scale_type_y = LinkInfo::Viewport;
info_second.filter_linear = g_settings.video.second_pass_smooth;
info_second.tex_w = next_pow2(info.tex_w * info.scale_x);
info_second.tex_h = next_pow2(info.tex_h * info.scale_y);
info_second.shader_path = g_settings.video.second_pass_shader;
}
else
{
info.scale_x = info.scale_y = 1.0f;
info.filter_linear = video_info.smooth;
info.tex_w = info.tex_h = RARCH_SCALE_BASE * video_info.input_scale;
info.scale_type_x = info.scale_type_y = LinkInfo::Viewport;
}
chain = std::unique_ptr<RenderChain>(new RenderChain(
video_info,
dev, cgCtx,
info,
video_info.rgb32 ? RenderChain::ARGB : RenderChain::RGB565,
final_viewport));
if (second_pass)
chain->add_pass(info_second);
}
static std::vector<std::string> tokenize(const std::string &str)
{
std::vector<std::string> list;
char *elem = strdup(str.c_str());
char *save;
const char *tex = strtok_r(elem, ";", &save);
while (tex)
{
list.push_back(tex);
tex = strtok_r(nullptr, ";", &save);
}
free(elem);
return list;
}
void D3DVideo::init_imports(ConfigFile &conf, const std::string &basedir)
{
std::string imports;
if (!conf.get("imports", imports))
return;
std::vector<std::string> list = tokenize(imports);
state_tracker_info tracker_info = {0};
std::vector<state_tracker_uniform_info> uniforms;
for (auto itr = list.begin(); itr != list.end(); ++itr)
{
auto &elem = *itr;
state_tracker_uniform_info info;
std::memset(&info, 0, sizeof(info));
std::string semantic, wram, input_slot, mask, equal;
state_tracker_type tracker_type;
state_ram_type ram_type = RARCH_STATE_NONE;
conf.get(elem + "_semantic", semantic);
if (semantic == "capture")
tracker_type = RARCH_STATE_CAPTURE;
else if (semantic == "transition")
tracker_type = RARCH_STATE_TRANSITION;
else if (semantic == "transition_count")
tracker_type = RARCH_STATE_TRANSITION_COUNT;
else if (semantic == "capture_previous")
tracker_type = RARCH_STATE_CAPTURE_PREV;
else if (semantic == "transition_previous")
tracker_type = RARCH_STATE_TRANSITION_PREV;
#ifdef HAVE_PYTHON
else if (semantic == "python")
tracker_type = RARCH_STATE_PYTHON;
#endif
else
throw std::logic_error("Invalid semantic.");
unsigned addr = 0;
#ifdef HAVE_PYTHON
if (tracker_type != RARCH_STATE_PYTHON)
#endif
{
unsigned input_slot = 0;
if (conf.get_hex(elem + "_input_slot", input_slot))
{
switch (input_slot)
{
case 1:
ram_type = RARCH_STATE_INPUT_SLOT1;
break;
case 2:
ram_type = RARCH_STATE_INPUT_SLOT2;
break;
default:
throw std::logic_error("Invalid input slot for import.");
}
}
else if (conf.get_hex(elem + "_wram", addr))
ram_type = RARCH_STATE_WRAM;
else
throw std::logic_error("No address assigned to semantic.");
}
unsigned memtype;
switch (ram_type)
{
case RARCH_STATE_WRAM:
memtype = RETRO_MEMORY_SYSTEM_RAM;
break;
default:
memtype = -1u;
}
if ((memtype != -1u) && (addr >= pretro_get_memory_size(memtype)))
throw std::logic_error("Semantic address out of bounds.");
unsigned bitmask = 0, bitequal = 0;
conf.get_hex(elem + "_mask", bitmask);
conf.get_hex(elem + "_equal", bitequal);
strlcpy(info.id, elem.c_str(), sizeof(info.id));
info.addr = addr;
info.type = tracker_type;
info.ram_type = ram_type;
info.mask = bitmask;
info.equal = bitequal;
uniforms.push_back(info);
}
tracker_info.wram = (uint8_t*)pretro_get_memory_data(RETRO_MEMORY_SYSTEM_RAM);
tracker_info.info = uniforms.data();
tracker_info.info_elem = uniforms.size();
std::string py_path;
std::string py_class;
#ifdef HAVE_PYTHON
conf.get("import_script", py_path);
conf.get("import_script_class", py_class);
tracker_info.script_is_file = true;
#endif
state_tracker_t *state_tracker = state_tracker_init(&tracker_info);
if (!state_tracker)
throw std::runtime_error("Failed to initialize state tracker.");
std::shared_ptr<state_tracker_t> tracker(state_tracker, [](state_tracker_t *tracker) {
state_tracker_free(tracker);
});
chain->add_state_tracker(tracker);
}
void D3DVideo::init_luts(ConfigFile &conf, const std::string &basedir)
{
std::string textures;
if (!conf.get("textures", textures))
return;
std::vector<std::string> list = tokenize(textures);
for (unsigned i = 0; i < list.size(); i++)
{
const std::string &id = list[i];
bool smooth = true;
conf.get(id + "_filter", smooth);
std::string path;
if (!conf.get(id, path))
throw std::runtime_error("Failed to get LUT texture path!");
chain->add_lut(id, basedir + path, smooth);
}
}
void D3DVideo::init_chain_multipass(const video_info_t &info)
{
ConfigFile conf(cg_shader);
int shaders = 0;
if (!conf.get("shaders", shaders))
throw std::runtime_error("Couldn't find \"shaders\" in meta-shader");
if (shaders < 1)
throw std::runtime_error("Must have at least one shader!");
RARCH_LOG("[D3D9 Meta-Cg] Found %d shaders.\n", shaders);
std::string basedir = cg_shader;
size_t pos = basedir.rfind('/');
if (pos == std::string::npos)
pos = basedir.rfind('\\');
if (pos != std::string::npos)
basedir.replace(basedir.begin() + pos + 1, basedir.end(), "");
else
basedir = "./";
bool use_extra_pass = false;
bool use_first_pass_only = false;
std::vector<std::string> shader_paths;
std::vector<LinkInfo::ScaleType> scale_types_x;
std::vector<LinkInfo::ScaleType> scale_types_y;
std::vector<float> scales_x;
std::vector<float> scales_y;
std::vector<unsigned> abses_x;
std::vector<unsigned> abses_y;
std::vector<bool> filters;
std::vector<unsigned> frame_count_mods;
std::vector<bool> float_fbos;
// Shader paths.
for (int i = 0; i < shaders; i++)
{
char buf[256];
snprintf(buf, sizeof(buf), "shader%d", i);
std::string relpath;
if (!conf.get(buf, relpath))
throw std::runtime_error("Couldn't locate shader path in meta-shader");
shader_paths.push_back(basedir);
shader_paths.back() += relpath;
}
// Dimensions.
for (int i = 0; i < shaders; i++)
{
char attr_type[64];
char attr_type_x[64];
char attr_type_y[64];
char attr_scale[64];
char attr_scale_x[64];
char attr_scale_y[64];
int abs_x = RARCH_SCALE_BASE * info.input_scale;
int abs_y = RARCH_SCALE_BASE * info.input_scale;
double scale_x = 1.0f;
double scale_y = 1.0f;
std::string attr = "source";
std::string attr_x = "source";
std::string attr_y = "source";
snprintf(attr_type, sizeof(attr_type), "scale_type%d", i);
snprintf(attr_type_x, sizeof(attr_type_x), "scale_type_x%d", i);
snprintf(attr_type_y, sizeof(attr_type_x), "scale_type_y%d", i);
snprintf(attr_scale, sizeof(attr_scale), "scale%d", i);
snprintf(attr_scale_x, sizeof(attr_scale_x), "scale_x%d", i);
snprintf(attr_scale_y, sizeof(attr_scale_y), "scale_y%d", i);
bool has_scale = false;
if (conf.get(attr_type, attr))
{
attr_x = attr_y = attr;
has_scale = true;
}
else
{
if (conf.get(attr_type_x, attr))
has_scale = true;
if (conf.get(attr_type_y, attr))
has_scale = true;
}
if (attr_x == "source")
scale_types_x.push_back(LinkInfo::Relative);
else if (attr_x == "viewport")
scale_types_x.push_back(LinkInfo::Viewport);
else if (attr_x == "absolute")
scale_types_x.push_back(LinkInfo::Absolute);
else
throw std::runtime_error("Invalid scale_type_x!");
if (attr_y == "source")
scale_types_y.push_back(LinkInfo::Relative);
else if (attr_y == "viewport")
scale_types_y.push_back(LinkInfo::Viewport);
else if (attr_y == "absolute")
scale_types_y.push_back(LinkInfo::Absolute);
else
throw std::runtime_error("Invalid scale_type_y!");
double scale = 0.0;
if (conf.get(attr_scale, scale))
scale_x = scale_y = scale;
else
{
conf.get(attr_scale_x, scale_x);
conf.get(attr_scale_y, scale_y);
}
int absolute = 0;
if (conf.get(attr_scale, absolute))
abs_x = abs_y = absolute;
else
{
conf.get(attr_scale_x, abs_x);
conf.get(attr_scale_y, abs_y);
}
scales_x.push_back(scale_x);
scales_y.push_back(scale_y);
abses_x.push_back(abs_x);
abses_y.push_back(abs_y);
if (has_scale && i == shaders - 1)
use_extra_pass = true;
else if (!has_scale && i == 0)
use_first_pass_only = true;
else if (i > 0)
use_first_pass_only = false;
}
// Filter options.
for (int i = 0; i < shaders; i++)
{
char attr_filter[64];
snprintf(attr_filter, sizeof(attr_filter), "filter_linear%d", i);
bool filter = info.smooth;
conf.get(attr_filter, filter);
filters.push_back(filter);
}
// Frame counter modulo.
for (int i = 0; i < shaders; i++)
{
char attr_frame_count_mod[64];
snprintf(attr_frame_count_mod, sizeof(attr_frame_count_mod), "frame_count_mod%d", i);
unsigned frame_count_mod = 0;
conf.get(attr_frame_count_mod, frame_count_mod);
frame_count_mods.push_back(frame_count_mod);
}
// Floating point framebuffers.
for (int i = 0; i < shaders; i++)
{
char attr_float_framebuffer[64];
snprintf(attr_float_framebuffer, sizeof(attr_float_framebuffer), "float_framebuffer%d", i);
bool float_framebuffer = false;
conf.get(attr_float_framebuffer, float_framebuffer);
float_fbos.push_back(float_framebuffer);
}
// Setup information for first pass.
LinkInfo link_info = {0};
link_info.shader_path = shader_paths[0];
if (use_first_pass_only)
{
link_info.scale_x = link_info.scale_y = 1.0f;
link_info.scale_type_x = link_info.scale_type_y = LinkInfo::Viewport;
}
else
{
link_info.scale_x = scales_x[0];
link_info.scale_y = scales_y[0];
link_info.abs_x = abses_x[0];
link_info.abs_y = abses_y[0];
link_info.scale_type_x = scale_types_x[0];
link_info.scale_type_y = scale_types_y[0];
}
link_info.filter_linear = filters[0];
link_info.tex_w = link_info.tex_h = info.input_scale * RARCH_SCALE_BASE;
link_info.frame_count_mod = frame_count_mods[0];
link_info.float_framebuffer = float_fbos[0];
chain = std::unique_ptr<RenderChain>(
new RenderChain(
video_info,
dev, cgCtx,
link_info,
info.rgb32 ? RenderChain::ARGB : RenderChain::RGB565,
final_viewport));
unsigned current_width = link_info.tex_w;
unsigned current_height = link_info.tex_h;
unsigned out_width = 0;
unsigned out_height = 0;
for (int i = 1; i < shaders; i++)
{
RenderChain::convert_geometry(link_info,
out_width, out_height,
current_width, current_height, final_viewport);
link_info.scale_x = scales_x[i];
link_info.scale_y = scales_y[i];
link_info.tex_w = next_pow2(out_width);
link_info.tex_h = next_pow2(out_height);
link_info.scale_type_x = scale_types_x[i];
link_info.scale_type_y = scale_types_y[i];
link_info.filter_linear = filters[i];
link_info.shader_path = shader_paths[i];
link_info.frame_count_mod = frame_count_mods[i];
link_info.float_framebuffer = float_fbos[i];
current_width = out_width;
current_height = out_height;
if (i == shaders - 1 && !use_extra_pass)
{
link_info.scale_x = link_info.scale_y = 1.0f;
link_info.scale_type_x = link_info.scale_type_y = LinkInfo::Viewport;
}
chain->add_pass(link_info);
}
if (use_extra_pass)
{
RenderChain::convert_geometry(link_info,
out_width, out_height,
current_width, current_height, final_viewport);
link_info.scale_x = link_info.scale_y = 1.0f;
link_info.scale_type_x = link_info.scale_type_y = LinkInfo::Viewport;
link_info.filter_linear = info.smooth;
link_info.tex_w = next_pow2(out_width);
link_info.tex_h = next_pow2(out_height);
link_info.shader_path = "";
chain->add_pass(link_info);
}
init_luts(conf, basedir);
init_imports(conf, basedir);
}
bool D3DVideo::set_shader(const std::string &path)
{
auto old_shader = cg_shader;
bool restore_old = false;
try
{
cg_shader = path;
restore();
}
catch (const std::exception &e)
{
RARCH_ERR("[D3D9]: Setting shader failed: (%s).\n", e.what());
restore_old = true;
}
if (restore_old)
{
cg_shader = old_shader;
restore();
}
return !restore_old;
}
bool D3DVideo::init_chain(const video_info_t &video_info)
{
try
{
if (cg_shader.find(".cgp") != std::string::npos)
init_chain_multipass(video_info);
else
init_chain_singlepass(video_info);
}
catch (const std::exception &e)
{
RARCH_ERR("[D3D9]: Render chain error: (%s).\n", e.what());
return false;
}
return true;
}
void D3DVideo::deinit_chain()
{
chain.reset();
}
bool D3DVideo::init_font()
{
D3DXFONT_DESC desc = {
static_cast<int>(g_settings.video.font_size), 0, 400, 0,
false, DEFAULT_CHARSET,
OUT_TT_PRECIS,
CLIP_DEFAULT_PRECIS,
DEFAULT_PITCH,
"Verdana" // Hardcode ftl :(
};
uint32_t r = static_cast<uint32_t>(g_settings.video.msg_color_r * 255) & 0xff;
uint32_t g = static_cast<uint32_t>(g_settings.video.msg_color_g * 255) & 0xff;
uint32_t b = static_cast<uint32_t>(g_settings.video.msg_color_b * 255) & 0xff;
font_color = D3DCOLOR_XRGB(r, g, b);
return SUCCEEDED(D3DXCreateFontIndirect(dev, &desc, &font));
}
void D3DVideo::deinit_font()
{
if (font)
font->Release();
font = nullptr;
}
void D3DVideo::update_title()
{
char buffer[128];
if (gfx_get_fps(buffer, sizeof(buffer), false))
{
std::string title = buffer;
title += " || Direct3D9";
SetWindowText(hWnd, title.c_str());
}
}
void D3DVideo::resize(unsigned new_width, unsigned new_height)
{
if (!dev)
return;
RARCH_LOG("[D3D9]: Resize %ux%u.\n", new_width, new_height);
if (new_width != video_info.width || new_height != video_info.height)
{
video_info.width = screen_width = new_width;
video_info.height = screen_height = new_height;
restore();
}
}
#ifdef HAVE_OVERLAY
bool D3DVideo::overlay_load(const uint32_t *image, unsigned width, unsigned height)
{
if (overlay.tex)
overlay.tex->Release();
if (FAILED(dev->CreateTexture(width, height, 1,
0,
D3DFMT_A8R8G8B8,
D3DPOOL_MANAGED,
&overlay.tex, nullptr)))
{
RARCH_ERR("[D3D9]: Failed to create overlay texture\n");
return false;
}
D3DLOCKED_RECT d3dlr;
if (SUCCEEDED(overlay.tex->LockRect(0, &d3dlr, nullptr, D3DLOCK_NOSYSLOCK)))
{
std::memcpy(d3dlr.pBits, image, height * d3dlr.Pitch);
overlay.tex->UnlockRect(0);
}
overlay_tex_geom(0, 0, 1, 1); // Default. Stretch to whole screen.
overlay_vertex_geom(0, 0, 1, 1);
return true;
}
void D3DVideo::overlay_tex_geom(float x, float y, float w, float h)
{
overlay.tex_coords.x = x;
overlay.tex_coords.y = y;
overlay.tex_coords.w = w;
overlay.tex_coords.h = h;
}
void D3DVideo::overlay_vertex_geom(float x, float y, float w, float h)
{
y = 1.0f - y;
h = -h;
overlay.vert_coords.x = x;
overlay.vert_coords.y = y;
overlay.vert_coords.w = w;
overlay.vert_coords.h = h;
}
void D3DVideo::overlay_enable(bool state)
{
overlay.overlay_enabled = state;
show_cursor(state);
}
void D3DVideo::overlay_full_screen(bool enable)
{
overlay.overlay_fullscreen = enable;
}
void D3DVideo::overlay_set_alpha(float mod)
{
overlay.overlay_alpha_mod = mod;
}
void D3DVideo::overlay_render()
{
struct overlay_vertex
{
float x, y, z;
float u, v;
float r, g, b, a;
} vert[4];
if (!overlay.vert_buf)
{
dev->CreateVertexBuffer(
sizeof(vert),
dev->GetSoftwareVertexProcessing() ? D3DUSAGE_SOFTWAREPROCESSING : 0,
0,
D3DPOOL_MANAGED,
&overlay.vert_buf,
nullptr);
}
for (unsigned i = 0; i < 4; i++)
{
vert[i].z = 0.5f;
vert[i].r = vert[i].g = vert[i].b = 1.0f;
vert[i].a = overlay.overlay_alpha_mod;
}
float overlay_width = final_viewport.Width;
float overlay_height = final_viewport.Height;
vert[0].x = overlay.vert_coords.x * overlay_width;
vert[1].x = (overlay.vert_coords.x + overlay.vert_coords.w) * overlay_width;
vert[2].x = overlay.vert_coords.x * overlay_width;
vert[3].x = (overlay.vert_coords.x + overlay.vert_coords.w) * overlay_width;
vert[0].y = overlay.vert_coords.y * overlay_height;
vert[1].y = overlay.vert_coords.y * overlay_height;
vert[2].y = (overlay.vert_coords.y + overlay.vert_coords.h) * overlay_height;
vert[3].y = (overlay.vert_coords.y + overlay.vert_coords.h) * overlay_height;
vert[0].u = overlay.tex_coords.x;
vert[1].u = overlay.tex_coords.x + overlay.tex_coords.w;
vert[2].u = overlay.tex_coords.x;
vert[3].u = overlay.tex_coords.x + overlay.tex_coords.w;
vert[0].v = overlay.tex_coords.y;
vert[1].v = overlay.tex_coords.y;
vert[2].v = overlay.tex_coords.y + overlay.tex_coords.h;
vert[3].v = overlay.tex_coords.y + overlay.tex_coords.h;
// Align texels and vertices.
for (unsigned i = 0; i < 4; i++)
{
vert[i].x -= 0.5f;
vert[i].y += 0.5f;
}
void *verts;
overlay.vert_buf->Lock(0, sizeof(vert), &verts, 0);
std::memcpy(verts, vert, sizeof(vert));
overlay.vert_buf->Unlock();
// enable alpha
dev->SetRenderState(D3DRS_ALPHABLENDENABLE, TRUE);
dev->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
dev->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
// set vertex decl for overlay
D3DVERTEXELEMENT9 vElems[4] = {
{0, 0, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0},
{0, 12, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0},
{0, 20, D3DDECLTYPE_FLOAT4, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR, 0},
D3DDECL_END()
};
IDirect3DVertexDeclaration9 * vertex_decl;
dev->CreateVertexDeclaration(vElems, &vertex_decl);
dev->SetVertexDeclaration(vertex_decl);
vertex_decl->Release();
dev->SetStreamSource(0, overlay.vert_buf, 0, sizeof(overlay_vertex));
if (overlay.overlay_fullscreen)
{
// set viewport to full window
D3DVIEWPORT9 vp_full;
vp_full.X = 0;
vp_full.Y = 0;
vp_full.Width = screen_width;
vp_full.Height = screen_height;
vp_full.MinZ = 0.0f;
vp_full.MaxZ = 1.0f;
dev->SetViewport(&vp_full);
// clear new area
D3DRECT clear_rects[2];
clear_rects[0].y2 = clear_rects[1].y2 = vp_full.Height;
clear_rects[0].y1 = clear_rects[1].y1 = 0;
clear_rects[0].x1 = 0;
clear_rects[0].x2 = final_viewport.X;
clear_rects[1].x1 = final_viewport.X + final_viewport.Width;
clear_rects[1].x2 = vp_full.Width;
dev->Clear(2, clear_rects, D3DCLEAR_TARGET, 0, 1, 0);
}
// render overlay
dev->SetTexture(0, overlay.tex);
dev->SetSamplerState(0, D3DSAMP_ADDRESSU, D3DTADDRESS_BORDER);
dev->SetSamplerState(0, D3DSAMP_ADDRESSV, D3DTADDRESS_BORDER);
dev->SetSamplerState(0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
dev->SetSamplerState(0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
if (SUCCEEDED(dev->BeginScene()))
{
dev->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 2);
dev->EndScene();
}
//restore previous state
dev->SetRenderState(D3DRS_ALPHABLENDENABLE, FALSE);
dev->SetViewport(&final_viewport);
}
#endif
static void *d3d9_init(const video_info_t *info, const input_driver_t **input,
void **input_data)
{
try
{
D3DVideo *vid = new D3DVideo(info);
if (!vid)
return nullptr;
if (input && input_data)
{
void *dinput = input_dinput.init();
*input = dinput ? &input_dinput : nullptr;
*input_data = dinput;
}
return vid;
}
catch (const std::exception &e)
{
RARCH_ERR("[D3D9]: Failed to init D3D9 (%s, code: 0x%x).\n", e.what(), (unsigned)Callback::d3d_err);
return nullptr;
}
}
static bool d3d9_frame(void *data, const void *frame,
unsigned width, unsigned height, unsigned pitch,
const char *msg)
{
return reinterpret_cast<D3DVideo*>(data)->frame(frame,
width, height, pitch, msg);
}
static void d3d9_set_nonblock_state(void *data, bool state)
{
reinterpret_cast<D3DVideo*>(data)->set_nonblock_state(state);
}
static bool d3d9_alive(void *data)
{
return reinterpret_cast<D3DVideo*>(data)->alive();
}
static bool d3d9_focus(void *data)
{
return reinterpret_cast<D3DVideo*>(data)->focus();
}
static void d3d9_set_rotation(void *data, unsigned rot)
{
reinterpret_cast<D3DVideo*>(data)->set_rotation(rot);
}
static void d3d9_free(void *data)
{
delete reinterpret_cast<D3DVideo*>(data);
}
static void d3d9_viewport_info(void *data, struct rarch_viewport *vp)
{
reinterpret_cast<D3DVideo*>(data)->viewport_info(*vp);
}
static bool d3d9_read_viewport(void *data, uint8_t *buffer)
{
return reinterpret_cast<D3DVideo*>(data)->read_viewport(buffer);
}
static bool d3d9_set_shader(void *data, enum rarch_shader_type type, const char *path, unsigned index)
{
// TODO: Add support for directly setting this param.
if (index != RARCH_SHADER_INDEX_MULTIPASS)
return false;
#ifdef HAVE_CG
if (type != RARCH_SHADER_CG)
{
RARCH_ERR("[D3D9]: Only Cg shaders supported.\n");
return false;
}
#endif
return reinterpret_cast<D3DVideo*>(data)->set_shader(path);
}
#ifdef HAVE_OVERLAY
static bool d3d9_overlay_load(void *data, const uint32_t *image, unsigned width, unsigned height)
{
return reinterpret_cast<D3DVideo*>(data)->overlay_load(image, width, height);
}
static void d3d9_overlay_tex_geom(void *data,
float x, float y,
float w, float h)
{
return reinterpret_cast<D3DVideo*>(data)->overlay_tex_geom(x, y, w, h);
}
static void d3d9_overlay_vertex_geom(void *data,
float x, float y,
float w, float h)
{
return reinterpret_cast<D3DVideo*>(data)->overlay_vertex_geom(x, y, w, h);
}
static void d3d9_overlay_enable(void *data, bool state)
{
return reinterpret_cast<D3DVideo*>(data)->overlay_enable(state);
}
static void d3d9_overlay_full_screen(void *data, bool enable)
{
return reinterpret_cast<D3DVideo*>(data)->overlay_full_screen(enable);
}
static void d3d9_overlay_set_alpha(void *data, float mod)
{
return reinterpret_cast<D3DVideo*>(data)->overlay_set_alpha(mod);
}
static const video_overlay_interface_t d3d9_overlay_interface = {
d3d9_overlay_enable,
d3d9_overlay_load,
d3d9_overlay_tex_geom,
d3d9_overlay_vertex_geom,
d3d9_overlay_full_screen,
d3d9_overlay_set_alpha,
};
static void d3d9_get_overlay_interface(void *data, const video_overlay_interface_t **iface)
{
(void)data;
*iface = &d3d9_overlay_interface;
}
#endif
const video_driver_t video_d3d9 = {
d3d9_init,
d3d9_frame,
d3d9_set_nonblock_state,
d3d9_alive,
d3d9_focus,
d3d9_set_shader,
d3d9_free,
"d3d9",
#ifdef HAVE_RGUI
NULL,
NULL,
NULL,
#endif
d3d9_set_rotation,
d3d9_viewport_info,
d3d9_read_viewport,
#ifdef HAVE_OVERLAY
d3d9_get_overlay_interface,
#endif
};
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