521 lines
15 KiB
C++
521 lines
15 KiB
C++
/****************************************************************************
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* libwiigui Template
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* Tantric 2009
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*
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* video.cpp
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* Video routines
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***************************************************************************/
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#include <gccore.h>
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#include <ogc/machine/processor.h>
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#include <ogcsys.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <wiiuse/wpad.h>
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#include "GUI/gui.h"
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#include "ImageOperations/TextureConverter.h"
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#include "ImageOperations/ImageWrite.h"
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#include "settings/CSettings.h"
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#include "input.h"
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#include "sys.h"
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#include "gecko.h"
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#define GP_FIFO_SIZE (256 * 1024 * 3)
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static u32 *xfb[2] = { NULL, NULL }; // Double buffered
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static int whichfb = 0; // Switch
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static unsigned char *gp_fifo = NULL;
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Mtx44 FSProjection2D;
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Mtx FSModelView2D;
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GXRModeObj *vmode; // Menu video mode
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int screenheight = 480;
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int screenwidth = 640;
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u32 frameCount = 0;
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/****************************************************************************
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* ResetVideo_Menu
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*
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* Reset the video/rendering mode for the menu
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****************************************************************************/
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static void ResetVideo_Menu()
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{
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f32 yscale;
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u32 xfbHeight;
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VIDEO_Configure(vmode);
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VIDEO_Flush();
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VIDEO_WaitVSync();
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if (vmode->viTVMode & VI_NON_INTERLACE)
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VIDEO_WaitVSync();
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else while (VIDEO_GetNextField())
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VIDEO_WaitVSync();
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// clears the bg to color and clears the z buffer
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GXColor background = { 0, 0, 0, 255 };
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GX_SetCopyClear(background, 0x00ffffff);
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yscale = GX_GetYScaleFactor(vmode->efbHeight, vmode->xfbHeight);
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xfbHeight = GX_SetDispCopyYScale(yscale);
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GX_SetScissor(0, 0, vmode->fbWidth, vmode->efbHeight);
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GX_SetDispCopySrc(0, 0, vmode->fbWidth, vmode->efbHeight);
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GX_SetDispCopyDst(vmode->fbWidth, xfbHeight);
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GX_SetCopyFilter(vmode->aa, vmode->sample_pattern, GX_TRUE, vmode->vfilter);
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GX_SetFieldMode(vmode->field_rendering, ((vmode->viHeight == 2 * vmode->xfbHeight) ? GX_ENABLE : GX_DISABLE));
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if (vmode->aa)
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GX_SetPixelFmt(GX_PF_RGB565_Z16, GX_ZC_LINEAR);
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else
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GX_SetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);
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// setup the vertex descriptor
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// tells the flipper to expect direct data
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GX_ClearVtxDesc();
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GX_InvVtxCache();
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GX_InvalidateTexAll();
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GX_SetVtxDesc(GX_VA_TEX0, GX_NONE);
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GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
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GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
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GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
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GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0);
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for(u32 i = 0; i < 8; i++)
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GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0+i, GX_TEX_ST, GX_F32, 0);
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GX_SetZMode(GX_FALSE, GX_ALWAYS, GX_FALSE);
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GX_SetNumChans(1);
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GX_SetNumTexGens(1);
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GX_SetTevOp(GX_TEVSTAGE0, GX_MODULATE);
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GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);
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GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);
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guMtxIdentity(FSModelView2D);
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guMtxTransApply(FSModelView2D, FSModelView2D, 0.0F, 0.0F, -9900.0F);
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guOrtho(FSProjection2D, 0, screenheight-1, 0, screenwidth-1, 0, 10000);
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GX_SetViewport(0.0f, 0.0f, vmode->fbWidth, vmode->efbHeight, 0.0f, 1.0f);
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GX_SetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_CLEAR);
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GX_SetColorUpdate(GX_TRUE);
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GX_SetAlphaUpdate(GX_TRUE);
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}
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/****************************************************************************
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* InitVideo
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*
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* This function MUST be called at startup.
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* - also sets up menu video mode
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***************************************************************************/
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void InitVideo()
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{
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VIDEO_Init();
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// If WiiU - Force 16:9 aspect ratio based on WiiU settings
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if(isWiiU() && Settings.widescreen)
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{
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write32(0xd8006a0, 0x30000004), mask32(0xd8006a8, 0, 2);
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}
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vmode = VIDEO_GetPreferredMode(NULL); // get default video mode
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vmode->viWidth = Settings.widescreen ? 708 : 694;
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if (Settings.PAL50)
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{
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vmode->viXOrigin = (VI_MAX_WIDTH_PAL - vmode->viWidth) / 2;
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}
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else
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{
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vmode->viXOrigin = (VI_MAX_WIDTH_NTSC - vmode->viWidth) / 2;
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}
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VIDEO_Configure(vmode);
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screenheight = 480;
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screenwidth = vmode->fbWidth;
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// Allocate the video buffers
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xfb[0] = (u32 *) MEM_K0_TO_K1 ( SYS_AllocateFramebuffer ( vmode ) );
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xfb[1] = (u32 *) MEM_K0_TO_K1 ( SYS_AllocateFramebuffer ( vmode ) );
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// Clear framebuffers etc.
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VIDEO_ClearFrameBuffer(vmode, xfb[0], COLOR_BLACK);
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VIDEO_ClearFrameBuffer(vmode, xfb[1], COLOR_BLACK);
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VIDEO_SetNextFramebuffer(xfb[0]);
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VIDEO_Flush();
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VIDEO_WaitVSync();
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if (vmode->viTVMode & VI_NON_INTERLACE)
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VIDEO_WaitVSync();
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// Initialize GX
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GXColor background = { 0, 0, 0, 0xff };
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gp_fifo = (u8 *) memalign(32, GP_FIFO_SIZE);
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memset (gp_fifo, 0, GP_FIFO_SIZE);
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GX_Init (gp_fifo, GP_FIFO_SIZE);
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GX_SetCopyClear (background, 0x00ffffff);
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GX_SetDispCopyGamma (GX_GM_1_0);
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GX_SetCullMode (GX_CULL_NONE);
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ResetVideo_Menu();
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VIDEO_SetBlack(FALSE);
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// Finally, the video is up and ready for use :)
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}
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/****************************************************************************
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* AdjustOverscan
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***************************************************************************/
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void AdjustOverscan(int x, int y)
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{
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guOrtho(FSProjection2D, y, screenheight-1 - y, x, screenwidth-1 - x, 0, 10000);
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}
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/****************************************************************************
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* StopGX
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*
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* Stops GX (when exiting)
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***************************************************************************/
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void StopGX()
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{
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GX_AbortFrame();
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GX_Flush();
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VIDEO_SetBlack(TRUE);
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VIDEO_Flush();
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VIDEO_WaitVSync();
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if (vmode->viTVMode & VI_NON_INTERLACE)
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VIDEO_WaitVSync();
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}
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/****************************************************************************
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* Menu_Render
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*
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* Renders everything current sent to GX, and flushes video
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***************************************************************************/
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void Menu_Render()
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{
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whichfb ^= 1; // flip framebuffer
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GX_CopyDisp(xfb[whichfb], GX_TRUE);
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GX_DrawDone();
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VIDEO_SetNextFramebuffer(xfb[whichfb]);
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VIDEO_Flush();
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VIDEO_WaitVSync();
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frameCount++;
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}
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/****************************************************************************
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* Menu_DrawImg
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*
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* Draws the specified image on screen using GX
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***************************************************************************/
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void Menu_DrawImg(f32 xpos, f32 ypos, f32 zpos, f32 width, f32 height, u8 data[], f32 degrees, f32 scaleX, f32 scaleY,
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u8 alpha, int XX1, int YY1, int XX2, int YY2, int XX3, int YY3, int XX4, int YY4)
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{
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if (data == NULL) return;
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GX_LoadProjectionMtx(FSProjection2D, GX_ORTHOGRAPHIC);
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GXTexObj texObj;
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GX_InitTexObj(&texObj, data, width, height, GX_TF_RGBA8, GX_CLAMP, GX_CLAMP, GX_FALSE);
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GX_LoadTexObj(&texObj, GX_TEXMAP0);
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GX_ClearVtxDesc();
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GX_InvVtxCache();
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GX_InvalidateTexAll();
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GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
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GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
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GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);
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Mtx m, m1, m2, mv;
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width *= 0.5f;
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height *= 0.5f;
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guMtxIdentity(m1);
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guMtxScaleApply(m1, m1, scaleX, scaleY, 1.0f);
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guVector axis = (guVector) {0 , 0, 1};
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guMtxRotAxisDeg (m2, &axis, degrees);
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guMtxConcat(m1, m2, m);
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guMtxTransApply(m, m, xpos + width + 0.5f, ypos + height + 0.5f, zpos);
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guMtxConcat(FSModelView2D, m, mv);
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GX_LoadPosMtxImm(mv, GX_PNMTX0);
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GX_Begin(GX_QUADS, GX_VTXFMT0, 4);
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GX_Position3f32(-width + XX1, -height + YY1, 0);
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GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
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GX_TexCoord2f32(0, 0);
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GX_Position3f32(width + XX2, -height + YY2, 0);
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GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
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GX_TexCoord2f32(1, 0);
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GX_Position3f32(width + XX3, height + YY3, 0);
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GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
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GX_TexCoord2f32(1, 1);
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GX_Position3f32(-width + XX4, height + YY4, 0);
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GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
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GX_TexCoord2f32(0, 1);
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GX_End();
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}
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/****************************************************************************
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* Menu_DrawRectangle
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*
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* Draws a rectangle at the specified coordinates using GX
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***************************************************************************/
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void Menu_DrawRectangle(f32 x, f32 y, f32 width, f32 height, GXColor color, u8 filled)
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{
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GX_LoadProjectionMtx(FSProjection2D, GX_ORTHOGRAPHIC);
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GX_LoadPosMtxImm(FSModelView2D, GX_PNMTX0);
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GX_SetTevOp(GX_TEVSTAGE0, GX_PASSCLR);
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GX_ClearVtxDesc();
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GX_InvVtxCache();
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GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
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GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
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GX_SetVtxDesc(GX_VA_TEX0, GX_NONE);
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u8 fmt;
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long n;
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int i;
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f32 x2 = x + width;
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f32 y2 = y + height;
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guVector v[] = { { x, y, 0.0f }, { x2, y, 0.0f }, { x2, y2, 0.0f }, { x, y2, 0.0f }, { x, y, 0.0f } };
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if (!filled)
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{
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fmt = GX_LINESTRIP;
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n = 5;
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}
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else
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{
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fmt = GX_TRIANGLEFAN;
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n = 4;
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}
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GX_Begin(fmt, GX_VTXFMT0, n);
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for (i = 0; i < n; i++)
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{
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GX_Position3f32(v[i].x, v[i].y, v[i].z);
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GX_Color4u8(color.r, color.g, color.b, color.a);
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}
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GX_End();
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GX_SetTevOp(GX_TEVSTAGE0, GX_MODULATE);
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}
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void Menu_DrawDiskCover(f32 xpos, f32 ypos, f32 zpos, u16 width, u16 height, u16 distance, u8 data[], f32 deg_alpha,
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f32 deg_beta, f32 scaleX, f32 scaleY, u8 alpha, bool shadow)
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{
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if (data == NULL) return;
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GX_LoadProjectionMtx(FSProjection2D, GX_ORTHOGRAPHIC);
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GXTexObj texObj;
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GX_InitTexObj(&texObj, data, width, height, GX_TF_RGBA8, GX_CLAMP, GX_CLAMP, GX_FALSE);
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GX_LoadTexObj(&texObj, GX_TEXMAP0);
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GX_ClearVtxDesc();
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GX_InvVtxCache();
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GX_InvalidateTexAll();
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GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
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GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
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GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);
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f32 cos_beta = cos(DegToRad( deg_beta ));
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f32 s_offset_y = (zpos + (cos_beta * distance)) * tan(DegToRad( 5 ));
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f32 s_offset_x = (cos_beta < 0 ? -cos_beta : cos_beta) * s_offset_y;
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f32 s_offset_z = (s_offset_y < 0 ? 0 : s_offset_y) * 2;
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Mtx m, m1, m2, m3, m4, mv;
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width *= .5;
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height *= .5;
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guMtxIdentity(m4);
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guMtxTransApply(m4, m4, 0, 0, distance);
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guMtxIdentity(m1);
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guMtxScaleApply(m1, m1, scaleX, scaleY, 1.0);
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guVector axis2 = (guVector) {0 , 1, 0};
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guMtxRotAxisDeg ( m2, &axis2, deg_beta );
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guVector axis = (guVector) {0 , 0, 1};
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guMtxRotAxisDeg ( m3, &axis, deg_alpha );
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guMtxConcat(m3, m4, m3); // move distance then rotate z-axis
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guMtxConcat(m2, m3, m2); // rotate y-axis
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guMtxConcat(m1, m2, m); // scale
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if (shadow)
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guMtxTransApply(m, m, xpos + width + 0.5 + s_offset_x, ypos + height + 0.5 + s_offset_y, zpos - s_offset_z);
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else
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guMtxTransApply(m, m, xpos + width + 0.5, ypos + height + 0.5, zpos);
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guMtxConcat(FSModelView2D, m, mv);
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GX_LoadPosMtxImm(mv, GX_PNMTX0);
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GX_Begin(GX_QUADS, GX_VTXFMT0, 4);
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if (shadow)
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{
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GX_Position3f32(-width, -height, 0);
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GX_Color4u8(0, 0, 0, alpha);
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GX_TexCoord2f32(0, 0);
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GX_Position3f32(width, -height, 0);
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GX_Color4u8(0, 0, 0, alpha);
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GX_TexCoord2f32(1, 0);
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GX_Position3f32(width, height, 0);
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GX_Color4u8(0, 0, 0, alpha);
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GX_TexCoord2f32(1, 1);
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GX_Position3f32(-width, height, 0);
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GX_Color4u8(0, 0, 0, alpha);
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GX_TexCoord2f32(0, 1);
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}
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else
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{
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GX_Position3f32(-width, -height, 0);
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GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
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GX_TexCoord2f32(0, 0);
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GX_Position3f32(width, -height, 0);
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GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
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GX_TexCoord2f32(1, 0);
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GX_Position3f32(width, height, 0);
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GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
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GX_TexCoord2f32(1, 1);
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GX_Position3f32(-width, height, 0);
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GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
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GX_TexCoord2f32(0, 1);
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}
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GX_End();
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}
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void Menu_DrawTPLImg(f32 xpos, f32 ypos, f32 zpos, f32 width, f32 height, GXTexObj *texObj, f32 degrees, f32 scaleX,
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f32 scaleY, u8 alpha, int XX1, int YY1, int XX2, int YY2, int XX3, int YY3, int XX4, int YY4)
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{
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GX_LoadProjectionMtx(FSProjection2D, GX_ORTHOGRAPHIC);
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GX_LoadTexObj(texObj, GX_TEXMAP0);
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GX_ClearVtxDesc();
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GX_InvVtxCache();
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GX_InvalidateTexAll();
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GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
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GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
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GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);
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Mtx m, m1, m2, mv;
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width *= .5;
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height *= .5;
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guMtxIdentity(m1);
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guMtxScaleApply(m1, m1, scaleX, scaleY, 1.0);
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guVector axis = (guVector) {0 , 0, 1};
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guMtxRotAxisDeg ( m2, &axis, degrees );
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guMtxConcat(m1, m2, m);
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guMtxTransApply(m, m, xpos + width + 0.5, ypos + height + 0.5, zpos);
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guMtxConcat(FSModelView2D, m, mv);
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GX_LoadPosMtxImm(mv, GX_PNMTX0);
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GX_Begin(GX_QUADS, GX_VTXFMT0, 4);
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GX_Position3f32(-width + XX1, -height + YY1, 0);
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GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
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GX_TexCoord2f32(0, 0);
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GX_Position3f32(width + XX2, -height + YY2, 0);
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GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
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GX_TexCoord2f32(1, 0);
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GX_Position3f32(width + XX3, height + YY3, 0);
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GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
|
|
GX_TexCoord2f32(1, 1);
|
|
|
|
GX_Position3f32(-width + XX4, height + YY4, 0);
|
|
GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
|
|
GX_TexCoord2f32(0, 1);
|
|
|
|
GX_End();
|
|
}
|
|
/****************************************************************************
|
|
* TakeScreenshot
|
|
*
|
|
* Copies the current screen into a file "path"
|
|
***************************************************************************/
|
|
s32 TakeScreenshot(const char *path)
|
|
{
|
|
gprintf("\nTakeScreenshot(%s)", path);
|
|
int size = (2 * vmode->fbWidth * vmode->xfbHeight + 31) & ~31;
|
|
|
|
u8 * buffer = (u8 *) memalign(32, size);
|
|
if(!buffer)
|
|
return -1;
|
|
|
|
memcpy(buffer, xfb[whichfb], size);
|
|
|
|
gdImagePtr gdImg = 0;
|
|
YCbYCrToGD(buffer, vmode->fbWidth, vmode->xfbHeight, &gdImg);
|
|
|
|
free(buffer);
|
|
|
|
if(gdImg == 0)
|
|
return -1;
|
|
|
|
if(Settings.widescreen)
|
|
{
|
|
gdImagePtr dst = gdImageCreateTrueColor(768, screenheight);
|
|
if(dst == 0)
|
|
{
|
|
gdImageDestroy(gdImg);
|
|
return -1;
|
|
}
|
|
gdImageCopyResampled(dst, gdImg, 0, 0, 0, 0, 768, screenheight, screenwidth, screenheight);
|
|
gdImageDestroy(gdImg);
|
|
gdImg = dst;
|
|
}
|
|
|
|
WriteGDImage(path,gdImg, IMAGE_PNG, 0);
|
|
gdImageDestroy(gdImg);
|
|
|
|
return 1;
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Restore GX to 2D mode drawing
|
|
***************************************************************************/
|
|
void ReSetup_GX(void)
|
|
{
|
|
// channel control
|
|
GX_SetNumChans(1);
|
|
GX_SetChanCtrl(GX_COLOR0A0,GX_DISABLE,GX_SRC_REG,GX_SRC_VTX,GX_LIGHTNULL,GX_DF_NONE,GX_AF_NONE);
|
|
|
|
// texture gen.
|
|
GX_SetNumTexGens(1);
|
|
GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);
|
|
// texture environment
|
|
GX_SetNumTevStages(1);
|
|
GX_SetNumIndStages(0);
|
|
GX_SetTevOp(GX_TEVSTAGE0, GX_MODULATE);
|
|
GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);
|
|
GX_SetTevSwapMode(GX_TEVSTAGE0, GX_TEV_SWAP0, GX_TEV_SWAP0);
|
|
GX_SetTevKColorSel(GX_TEVSTAGE0, GX_TEV_KCSEL_1_4);
|
|
GX_SetTevKAlphaSel(GX_TEVSTAGE0, GX_TEV_KASEL_1);
|
|
GX_SetTevDirect(GX_TEVSTAGE0);
|
|
// swap table
|
|
GX_SetTevSwapModeTable(GX_TEV_SWAP0, GX_CH_RED, GX_CH_GREEN, GX_CH_BLUE, GX_CH_ALPHA);
|
|
GX_SetTevSwapModeTable(GX_TEV_SWAP1, GX_CH_RED, GX_CH_RED, GX_CH_RED, GX_CH_ALPHA);
|
|
GX_SetTevSwapModeTable(GX_TEV_SWAP2, GX_CH_GREEN, GX_CH_GREEN, GX_CH_GREEN, GX_CH_ALPHA);
|
|
GX_SetTevSwapModeTable(GX_TEV_SWAP3, GX_CH_BLUE, GX_CH_BLUE, GX_CH_BLUE, GX_CH_ALPHA);
|
|
// alpha compare and blend mode
|
|
GX_SetAlphaCompare(GX_ALWAYS, 0, GX_AOP_AND, GX_ALWAYS, 0);
|
|
GX_SetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_SET);
|
|
}
|