mirror of
https://github.com/CTCaer/RetroArch.git
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482 lines
14 KiB
C++
482 lines
14 KiB
C++
/* SSNES - A Super Nintendo Entertainment System (SNES) Emulator frontend for libsnes.
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* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2012 - Daniel De Matteis
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*
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* Some code herein may be based on code found in BSNES.
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*
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* SSNES is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* SSNES is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with SSNES.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <xtl.h>
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#include "../driver.h"
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#include "xdk360_video.h"
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#include "../general.h"
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "xdk360_video_debugfonts_.h"
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static const char* g_strPixelShaderProgram =
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" sampler2D tex : register(s0); "
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" struct PS_IN "
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" { "
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" float2 coord : TEXCOORD0; "
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" }; "
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" "
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" float4 main(PS_IN input) : COLOR "
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" { "
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" return tex2D(tex, input.coord); "
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" } ";
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static const char* g_strVertexShaderProgram =
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" struct VS_IN "
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" "
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" { "
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" float2 pos : POSITION; "
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" float2 coord : TEXCOORD0; "
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" }; "
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" "
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" struct VS_OUT "
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" { "
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" float4 pos : POSITION; "
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" float2 coord : TEXCOORD0; "
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" }; "
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" "
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" VS_OUT main(VS_IN input) "
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" { "
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" VS_OUT output; "
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" output.pos = float4(input.pos, 0.0, 1.0); "
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" output.coord = input.coord; "
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" return output; "
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" } ";
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typedef struct DrawVerticeFormats
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{
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float x, y;
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float u, v;
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} DrawVerticeFormats;
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static bool g_quitting;
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unsigned g_frame_count;
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void *g_d3d;
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static void xdk360_debugfonts_dprint( int x, int y, unsigned char str )
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{
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xdk360_video_t *vid = (xdk360_video_t*)g_d3d;
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int posw = (str - ' ')%16;
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int posh = (str - ' ')/16;
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primitive_t * pBuf = &vid->font_buffer[vid->font_num * 4];
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int addx = 6;
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if ( vid->font_num >= DFONT_MAX )
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return;
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if ( str == 0x9E )
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addx = 3;
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pBuf[0].x = pBuf[2].x = x;
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pBuf[1].x = pBuf[3].x = x+addx;
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pBuf[0].y = pBuf[1].y = y;
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pBuf[2].y = pBuf[3].y = y+7;
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pBuf[0].u = pBuf[2].u = ((float)(posw*16 + 1)/256.0f);
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pBuf[1].u = pBuf[3].u = ((float)(posw*16 + 13)/256.0f);
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pBuf[0].v = pBuf[1].v = ((float)(posh*16 + 1)/256.0f);
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pBuf[2].v = pBuf[3].v = ((float)(posh*16 + 15)/256.0f);
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vid->font_num++;
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}
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void xdk360_debugfonts_printf(int x, int y, const char *arg, ... )
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{
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char tmp[1024];
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char *p = tmp;
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int tmpx = x;
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va_list ap;
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va_start( ap, arg );
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vsprintf( tmp, arg, ap );
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while ( *p != '\0' )
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{
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unsigned char str = (unsigned char)*p;
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xdk360_debugfonts_dprint( x, y, str );
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if ( str == 0x9E )
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x += 3;
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else if ( str == '\n' )
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{
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xdk360_debugfonts_dprint( x, y, 0x9F );
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x = tmpx;
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y += 7;
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}
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else
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x += 6;
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p++;
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}
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xdk360_debugfonts_dprint( x, y, 0x9F );
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va_end( ap );
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}
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static void xdk360_debugfonts_init (void)
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{
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HRESULT hr;
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D3DLOCKED_RECT lock_rect;
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xdk360_video_t *vid = (xdk360_video_t*)g_d3d;
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vid->font_num = 0;
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IDirect3DDevice9 * d3d = vid->xdk360_render_device;
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hr = d3d->CreateTexture(128, 128, 1, 0, D3DFMT_A8R8G8B8,
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D3DPOOL_MANAGED, &vid->font_texture, NULL);
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if (FAILED(hr))
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{
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SSNES_ERR("Could't create debug font texture.\n");
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return;
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}
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vid->font_texture->LockRect(0, &lock_rect, NULL, D3DLOCK_NOSYSLOCK );
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DWORD * src = FontData_5x5;
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DWORD * dst = (DWORD *)lock_rect.pBits;
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for (int y = 0; y < 64; y++)
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{
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memcpy(dst, src, sizeof(DWORD)*128 );
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src += 128;
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dst += lock_rect.Pitch/sizeof(DWORD);
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}
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vid->font_texture->UnlockRect(0);
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for (int i = 0; i < DFONT_MAX; i++)
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{
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vid->font_buffer[i * 4].z = 0;
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vid->font_buffer[i * 4].rhw = 1.0f;
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vid->font_buffer[i * 4 + 1].z = 0;
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vid->font_buffer[i * 4 + 1].rhw = 1.0f;
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vid->font_buffer[i * 4 + 2].z = 0;
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vid->font_buffer[i * 4 + 2].rhw = 1.0f;
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vid->font_buffer[i * 4 + 3].z = 0;
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vid->font_buffer[i * 4 + 3].rhw = 1.0f;
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vid->font_index[i * 6] = i * 4;
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vid->font_index[i * 6 + 1] = i * 4 + 1;
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vid->font_index[i * 6 + 2] = i * 4 + 2;
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vid->font_index[i * 6 + 3] = i * 4 + 3;
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vid->font_index[i * 6 + 4] = i * 4 + 2;
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vid->font_index[i * 6 + 5] = i * 4 + 1;
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}
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}
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static void xdk360_debugfonts_deinit (void)
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{
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xdk360_video_t *vid = (xdk360_video_t*)g_d3d;
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IDirect3DDevice9 * d3d = vid->xdk360_render_device;
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if (vid->font_texture != NULL)
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vid->font_texture->Release();
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}
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static void xdk360_debugfonts_draw (void)
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{
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xdk360_video_t *vid = (xdk360_video_t*)g_d3d;
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IDirect3DDevice9 * d3d = vid->xdk360_render_device;
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d3d->SetTexture(0, vid->font_texture);
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d3d->SetRenderState(D3DRS_ALPHABLENDENABLE, TRUE);
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d3d->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
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d3d->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
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//d3d->SetFVF( PRIM_FVF);
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d3d->SetVertexDeclaration(vid->pVertexDecl);
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d3d->DrawIndexedPrimitiveUP(D3DPT_TRIANGLELIST, 0, vid->font_num * 4,
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vid->font_num * 2, vid->font_index, D3DFMT_INDEX16,
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vid->font_buffer, sizeof(primitive_t));
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vid->font_num = 0;
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}
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static void xdk360_gfx_free(void * data)
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{
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if (g_d3d)
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return;
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xdk360_video_t *vid = (xdk360_video_t*)data;
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if (!vid)
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return;
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vid->lpTexture->Release();
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vid->vertex_buf->Release();
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vid->pVertexDecl->Release();
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vid->pPixelShader->Release();
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vid->pVertexShader->Release();
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vid->xdk360_render_device->Release();
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vid->xdk360_device->Release();
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free(vid);
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}
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static void *xdk360_gfx_init(const video_info_t *video, const input_driver_t **input, void **input_data)
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{
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if (g_d3d)
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return g_d3d;
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xdk360_video_t *vid = (xdk360_video_t*)calloc(1, sizeof(xdk360_video_t));
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if (!vid)
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return NULL;
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vid->xdk360_device = Direct3DCreate9(D3D_SDK_VERSION);
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if (!vid->xdk360_device)
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{
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free(vid);
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return NULL;
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}
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// Get video settings
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XVIDEO_MODE video_mode;
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memset(&video_mode, 0, sizeof(video_mode));
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XGetVideoMode(&video_mode);
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memset(&vid->d3dpp, 0, sizeof(vid->d3dpp));
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vid->d3dpp.BackBufferWidth = video_mode.fIsHiDef ? 1280 : 640;
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vid->d3dpp.BackBufferHeight = video_mode.fIsHiDef ? 720 : 480;
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vid->d3dpp.BackBufferFormat = (D3DFORMAT)MAKESRGBFMT(D3DFMT_A8R8G8B8);
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vid->d3dpp.FrontBufferFormat = (D3DFORMAT)MAKESRGBFMT(D3DFMT_LE_X8R8G8B8);
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vid->d3dpp.MultiSampleType = D3DMULTISAMPLE_NONE;
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vid->d3dpp.MultiSampleQuality = 0;
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vid->d3dpp.BackBufferCount = 2;
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vid->d3dpp.EnableAutoDepthStencil = TRUE;
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vid->d3dpp.AutoDepthStencilFormat = D3DFMT_D24S8;
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vid->d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;
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vid->d3dpp.PresentationInterval = D3DPRESENT_INTERVAL_ONE;
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vid->xdk360_device->CreateDevice(0, D3DDEVTYPE_HAL, NULL, D3DCREATE_HARDWARE_VERTEXPROCESSING, &vid->d3dpp,
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&vid->xdk360_render_device);
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ID3DXBuffer* pShaderCodeV = NULL;
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ID3DXBuffer* pShaderCodeP = NULL;
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ID3DXBuffer* pErrorMsg = NULL;
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HRESULT hr = D3DXCompileShader(g_strVertexShaderProgram, (UINT)strlen(g_strVertexShaderProgram),
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NULL, NULL, "main", "vs_2_0", 0, &pShaderCodeV, &pErrorMsg, NULL);
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if (SUCCEEDED(hr))
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{
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hr = D3DXCompileShader(g_strPixelShaderProgram, (UINT)strlen(g_strPixelShaderProgram),
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NULL, NULL, "main", "ps_2_0", 0, &pShaderCodeP, &pErrorMsg, NULL);
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}
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if (FAILED(hr))
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{
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OutputDebugString(pErrorMsg ? (char*)pErrorMsg->GetBufferPointer() : "");
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vid->xdk360_render_device->Release();
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vid->xdk360_device->Release();
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free(vid);
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return NULL;
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}
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vid->xdk360_render_device->CreateVertexShader((const DWORD*)pShaderCodeV->GetBufferPointer(), &vid->pVertexShader);
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vid->xdk360_render_device->CreatePixelShader((const DWORD*)pShaderCodeP->GetBufferPointer(), &vid->pPixelShader);
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pShaderCodeV->Release();
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pShaderCodeP->Release();
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vid->xdk360_render_device->CreateTexture(512, 512, 1, 0, D3DFMT_LIN_X1R5G5B5,
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0, &vid->lpTexture, NULL);
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D3DLOCKED_RECT d3dlr;
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if (SUCCEEDED(vid->lpTexture->LockRect(0, &d3dlr, NULL, D3DLOCK_NOSYSLOCK)))
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{
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memset(d3dlr.pBits, 0, 512 * d3dlr.Pitch);
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vid->lpTexture->UnlockRect(0);
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}
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vid->last_width = 512;
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vid->last_height = 512;
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vid->xdk360_render_device->CreateVertexBuffer(4 * sizeof(DrawVerticeFormats), 0,
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0, 0, &vid->vertex_buf, NULL);
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static const DrawVerticeFormats init_verts[] = {
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{ -1.0f, -1.0f, 0.0f, 1.0f },
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{ 1.0f, -1.0f, 1.0f, 1.0f },
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{ -1.0f, 1.0f, 0.0f, 0.0f },
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{ 1.0f, 1.0f, 1.0f, 0.0f },
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};
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void *verts_ptr;
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vid->vertex_buf->Lock(0, 0, &verts_ptr, 0);
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memcpy(verts_ptr, init_verts, sizeof(init_verts));
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vid->vertex_buf->Unlock();
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static const D3DVERTEXELEMENT9 VertexElements[] =
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{
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{ 0, 0 * sizeof(float), D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0 },
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{ 0, 2 * sizeof(float), D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0 },
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D3DDECL_END()
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};
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vid->xdk360_render_device->CreateVertexDeclaration(VertexElements, &vid->pVertexDecl);
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vid->xdk360_render_device->Clear(0, NULL, D3DCLEAR_TARGET,
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0xff000000, 1.0f, 0);
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vid->xdk360_render_device->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE);
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vid->xdk360_render_device->SetRenderState(D3DRS_ZENABLE, FALSE);
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D3DVIEWPORT9 vp = {0};
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vp.Width = video_mode.fIsHiDef ? 1280 : 640;
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vp.Height = video_mode.fIsHiDef ? 720 : 480;
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vp.MinZ = 0.0f;
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vp.MaxZ = 1.0f;
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vid->xdk360_render_device->SetViewport(&vp);
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return vid;
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}
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static bool xdk360_gfx_frame(void *data, const void *frame,
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unsigned width, unsigned height, unsigned pitch, const char *msg)
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{
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xdk360_video_t *vid = (xdk360_video_t*)data;
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g_frame_count++;
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vid->xdk360_render_device->Clear(0, NULL, D3DCLEAR_TARGET,
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0xff000000, 1.0f, 0);
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if (vid->last_width != width || vid->last_height != height)
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{
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D3DLOCKED_RECT d3dlr;
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if (SUCCEEDED(vid->lpTexture->LockRect(0, &d3dlr, NULL, D3DLOCK_NOSYSLOCK)))
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{
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memset(d3dlr.pBits, 0, 512 * d3dlr.Pitch);
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vid->lpTexture->UnlockRect(0);
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}
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float tex_w = width / 512.0f;
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float tex_h = height / 512.0f;
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const DrawVerticeFormats verts[] = {
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{ -1.0f, -1.0f, 0.0f, tex_h },
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{ 1.0f, -1.0f, tex_w, tex_h },
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{ -1.0f, 1.0f, 0.0f, 0.0f },
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{ 1.0f, 1.0f, tex_w, 0.0f },
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};
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void *verts_ptr;
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vid->vertex_buf->Lock(0, 0, &verts_ptr, 0);
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memcpy(verts_ptr, verts, sizeof(verts));
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vid->vertex_buf->Unlock();
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vid->last_width = width;
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vid->last_height = height;
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}
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D3DLOCKED_RECT d3dlr;
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if (SUCCEEDED(vid->lpTexture->LockRect(0, &d3dlr, NULL, D3DLOCK_NOSYSLOCK)))
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{
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for (unsigned y = 0; y < height; y++)
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{
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const uint8_t *in = (const uint8_t*)frame + y * pitch;
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uint8_t *out = (uint8_t*)d3dlr.pBits + y * d3dlr.Pitch;
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memcpy(out, in, width * sizeof(uint16_t));
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}
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vid->lpTexture->UnlockRect(0);
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}
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if (msg)
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{
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xdk360_debugfonts_printf(0, 0, msg);
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xdk360_debugfonts_draw();
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}
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vid->xdk360_render_device->SetTexture(0, vid->lpTexture);
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vid->xdk360_render_device->SetSamplerState(0, D3DSAMP_MINFILTER, g_console.filter_type);
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vid->xdk360_render_device->SetSamplerState(0, D3DSAMP_MAGFILTER, g_console.filter_type);
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vid->xdk360_render_device->SetSamplerState(0, D3DSAMP_ADDRESSU, D3DTADDRESS_BORDER);
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vid->xdk360_render_device->SetSamplerState(0, D3DSAMP_ADDRESSV, D3DTADDRESS_BORDER);
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vid->xdk360_render_device->SetVertexShader(vid->pVertexShader);
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vid->xdk360_render_device->SetPixelShader(vid->pPixelShader);
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vid->xdk360_render_device->SetVertexDeclaration(vid->pVertexDecl);
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vid->xdk360_render_device->SetStreamSource(0, vid->vertex_buf, 0, sizeof(DrawVerticeFormats));
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vid->xdk360_render_device->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 2);
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vid->xdk360_render_device->Present(NULL, NULL, NULL, NULL);
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return true;
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}
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static void xdk360_gfx_set_nonblock_state(void *data, bool state)
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{
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(void)data;
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(void)state;
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}
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static bool xdk360_gfx_alive(void *data)
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{
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(void)data;
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return !g_quitting;
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}
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static bool xdk360_gfx_focus(void *data)
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{
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(void)data;
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return true;
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}
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// 360 needs a working graphics stack before SSNESeven starts.
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// To deal with this main.c,
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// the top level module owns the instance, and is created beforehand.
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// When SSNES gets around to init it, it is already allocated.
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// When SSNES wants to free it, it is ignored.
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void xdk360_video_init(void)
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{
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video_info_t video_info = {0};
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// Might have to supply correct values here.
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video_info.vsync = true;
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video_info.force_aspect = false;
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video_info.smooth = true;
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video_info.input_scale = 2;
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g_d3d = xdk360_gfx_init(&video_info, NULL, NULL);
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xdk360_debugfonts_init();
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|
}
|
|
|
|
void xdk360_video_deinit(void)
|
|
{
|
|
void *data = g_d3d;
|
|
g_d3d = NULL;
|
|
xdk360_gfx_free(data);
|
|
}
|
|
|
|
const video_driver_t video_xdk360 = {
|
|
xdk360_gfx_init,
|
|
xdk360_gfx_frame,
|
|
xdk360_gfx_set_nonblock_state,
|
|
xdk360_gfx_alive,
|
|
xdk360_gfx_focus,
|
|
NULL,
|
|
xdk360_gfx_free,
|
|
"xdk360"
|
|
};
|
|
|