From e0e05fdd859455cd918cd02020becf8878f9be5d Mon Sep 17 00:00:00 2001 From: Sam Lantinga Date: Sun, 30 Nov 2008 21:58:23 +0000 Subject: [PATCH] Implemented the X11 (non-OpenGL) renderer, no alpha or scaling available. --- configure.in | 7 + include/SDL_config.h.in | 1 + src/video/SDL_renderer_sw.c | 15 +- src/video/SDL_video.c | 27 +- src/video/nds/SDL_ndsrender.c | 11 - src/video/win32/SDL_d3drender.c | 5 +- src/video/win32/SDL_gdirender.c | 16 +- src/video/x11/SDL_x11render.c | 724 ++++++++++++++++++++++++++++++++ src/video/x11/SDL_x11render.h | 30 ++ src/video/x11/SDL_x11sym.h | 3 + src/video/x11/SDL_x11video.c | 4 + 11 files changed, 804 insertions(+), 39 deletions(-) create mode 100644 src/video/x11/SDL_x11render.c create mode 100644 src/video/x11/SDL_x11render.h diff --git a/configure.in b/configure.in index e19943157..fb43479fd 100644 --- a/configure.in +++ b/configure.in @@ -1172,6 +1172,13 @@ AC_HELP_STRING([--enable-video-x11-dpms], [enable X11 DPMS extension [[default=y AC_DEFINE(SDL_VIDEO_DRIVER_X11_DPMS) fi fi + + AC_ARG_ENABLE(render-x11, +AC_HELP_STRING([--enable-render-x11], [enable the X11 render driver [[default=yes]]]), + , enable_render_x11=yes) + if test x$enable_render_x11 = xyes; then + AC_DEFINE(SDL_VIDEO_RENDER_X11) + fi fi fi } diff --git a/include/SDL_config.h.in b/include/SDL_config.h.in index 1e1b28341..7d9fc8f00 100644 --- a/include/SDL_config.h.in +++ b/include/SDL_config.h.in @@ -294,6 +294,7 @@ #undef SDL_VIDEO_RENDER_D3D #undef SDL_VIDEO_RENDER_GDI #undef SDL_VIDEO_RENDER_OGL +#undef SDL_VIDEO_RENDER_X11 /* Enable OpenGL support */ #undef SDL_VIDEO_OPENGL diff --git a/src/video/SDL_renderer_sw.c b/src/video/SDL_renderer_sw.c index 87fc6c851..6291f0afb 100644 --- a/src/video/SDL_renderer_sw.c +++ b/src/video/SDL_renderer_sw.c @@ -59,9 +59,6 @@ static int SW_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, const SDL_Rect * rect, int markDirty, void **pixels, int *pitch); static void SW_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture); -static void SW_DirtyTexture(SDL_Renderer * renderer, - SDL_Texture * texture, int numrects, - const SDL_Rect * rects); static int SW_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, Uint8 a, const SDL_Rect * rect); static int SW_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, @@ -84,7 +81,7 @@ SDL_RenderDriver SW_RenderDriver = { SDL_TEXTUREBLENDMODE_BLEND | SDL_TEXTUREBLENDMODE_ADD | SDL_TEXTUREBLENDMODE_MOD), (SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_FAST), - 11, + 12, { SDL_PIXELFORMAT_INDEX8, SDL_PIXELFORMAT_RGB555, @@ -96,7 +93,8 @@ SDL_RenderDriver SW_RenderDriver = { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_YUY2, - SDL_PIXELFORMAT_UYVY}, + SDL_PIXELFORMAT_UYVY, + SDL_PIXELFORMAT_YVYU}, 0, 0} }; @@ -174,7 +172,6 @@ Setup_SoftwareRenderer(SDL_Renderer * renderer) renderer->UpdateTexture = SW_UpdateTexture; renderer->LockTexture = SW_LockTexture; renderer->UnlockTexture = SW_UnlockTexture; - renderer->DirtyTexture = SW_DirtyTexture; renderer->DestroyTexture = SW_DestroyTexture; renderer->info.mod_modes = SW_RenderDriver.info.mod_modes; @@ -520,12 +517,6 @@ SW_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture) } } -static void -SW_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, - int numrects, const SDL_Rect * rects) -{ -} - static int SW_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, Uint8 a, const SDL_Rect * rect) diff --git a/src/video/SDL_video.c b/src/video/SDL_video.c index 2cc979e12..786c15a49 100644 --- a/src/video/SDL_video.c +++ b/src/video/SDL_video.c @@ -1476,7 +1476,11 @@ SDL_CreateTexture(Uint32 format, int access, int w, int h) return 0; } renderer = SDL_CurrentDisplay.current_renderer; - if (!renderer || !renderer->CreateTexture) { + if (!renderer) { + return 0; + } + if (!renderer->CreateTexture) { + SDL_Unsupported(); return 0; } texture = (SDL_Texture *) SDL_calloc(1, sizeof(*texture)); @@ -1669,6 +1673,7 @@ SDL_QueryTexturePixels(SDL_TextureID textureID, void **pixels, int *pitch) } renderer = texture->renderer; if (!renderer->QueryTexturePixels) { + SDL_Unsupported(); return -1; } return renderer->QueryTexturePixels(renderer, texture, pixels, pitch); @@ -1686,6 +1691,7 @@ SDL_SetTexturePalette(SDL_TextureID textureID, const SDL_Color * colors, } renderer = texture->renderer; if (!renderer->SetTexturePalette) { + SDL_Unsupported(); return -1; } return renderer->SetTexturePalette(renderer, texture, colors, firstcolor, @@ -1704,6 +1710,7 @@ SDL_GetTexturePalette(SDL_TextureID textureID, SDL_Color * colors, } renderer = texture->renderer; if (!renderer->GetTexturePalette) { + SDL_Unsupported(); return -1; } return renderer->GetTexturePalette(renderer, texture, colors, firstcolor, @@ -1721,6 +1728,7 @@ SDL_SetTextureColorMod(SDL_TextureID textureID, Uint8 r, Uint8 g, Uint8 b) } renderer = texture->renderer; if (!renderer->SetTextureColorMod) { + SDL_Unsupported(); return -1; } if (r < 255 || g < 255 || b < 255) { @@ -1768,6 +1776,7 @@ SDL_SetTextureAlphaMod(SDL_TextureID textureID, Uint8 alpha) } renderer = texture->renderer; if (!renderer->SetTextureAlphaMod) { + SDL_Unsupported(); return -1; } if (alpha < 255) { @@ -1804,6 +1813,7 @@ SDL_SetTextureBlendMode(SDL_TextureID textureID, int blendMode) } renderer = texture->renderer; if (!renderer->SetTextureBlendMode) { + SDL_Unsupported(); return -1; } texture->blendMode = blendMode; @@ -1835,6 +1845,7 @@ SDL_SetTextureScaleMode(SDL_TextureID textureID, int scaleMode) } renderer = texture->renderer; if (!renderer->SetTextureScaleMode) { + SDL_Unsupported(); return -1; } texture->scaleMode = scaleMode; @@ -1868,6 +1879,7 @@ SDL_UpdateTexture(SDL_TextureID textureID, const SDL_Rect * rect, } renderer = texture->renderer; if (!renderer->UpdateTexture) { + SDL_Unsupported(); return -1; } if (!rect) { @@ -1897,6 +1909,7 @@ SDL_LockTexture(SDL_TextureID textureID, const SDL_Rect * rect, int markDirty, } renderer = texture->renderer; if (!renderer->LockTexture) { + SDL_Unsupported(); return -1; } if (!rect) { @@ -1961,7 +1974,11 @@ SDL_RenderFill(Uint8 r, Uint8 g, Uint8 b, Uint8 a, const SDL_Rect * rect) return -1; } renderer = SDL_CurrentDisplay.current_renderer; - if (!renderer || !renderer->RenderFill) { + if (!renderer) { + return -1; + } + if(!renderer->RenderFill) { + SDL_Unsupported(); return -1; } window = SDL_GetWindowFromID(renderer->window); @@ -1991,7 +2008,11 @@ SDL_RenderCopy(SDL_TextureID textureID, const SDL_Rect * srcrect, return -1; } renderer = SDL_CurrentDisplay.current_renderer; - if (!renderer || !renderer->RenderCopy) { + if (!renderer) { + return -1; + } + if (!renderer->RenderCopy) { + SDL_Unsupported(); return -1; } window = SDL_GetWindowFromID(renderer->window); diff --git a/src/video/nds/SDL_ndsrender.c b/src/video/nds/SDL_ndsrender.c index 9e5e2ba90..6e521b145 100644 --- a/src/video/nds/SDL_ndsrender.c +++ b/src/video/nds/SDL_ndsrender.c @@ -124,9 +124,6 @@ static int NDS_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, const SDL_Rect * rect, int markDirty, void **pixels, int *pitch); static void NDS_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture); -static void NDS_DirtyTexture(SDL_Renderer * renderer, - SDL_Texture * texture, int numrects, - const SDL_Rect * rects); static int NDS_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, Uint8 a, const SDL_Rect * rect); static int NDS_RenderCopy(SDL_Renderer * renderer, @@ -246,7 +243,6 @@ NDS_CreateRenderer(SDL_Window * window, Uint32 flags) renderer->UpdateTexture = NDS_UpdateTexture; renderer->LockTexture = NDS_LockTexture; renderer->UnlockTexture = NDS_UnlockTexture; - renderer->DirtyTexture = NDS_DirtyTexture; renderer->DestroyTexture = NDS_DestroyTexture; renderer->info.mod_modes = NDS_RenderDriver.info.mod_modes; @@ -499,13 +495,6 @@ NDS_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture) /* stub! */ } -static void -NDS_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, - int numrects, const SDL_Rect * rects) -{ - /* stub! */ -} - static int NDS_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, Uint8 a, const SDL_Rect * rect) diff --git a/src/video/win32/SDL_d3drender.c b/src/video/win32/SDL_d3drender.c index 7b7dd96d6..826ef6b91 100644 --- a/src/video/win32/SDL_d3drender.c +++ b/src/video/win32/SDL_d3drender.c @@ -87,7 +87,7 @@ SDL_RenderDriver D3D_RenderDriver = { SDL_TEXTUREBLENDMODE_MOD), (SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_FAST | SDL_TEXTURESCALEMODE_SLOW | SDL_TEXTURESCALEMODE_BEST), - 12, + 13, { SDL_PIXELFORMAT_INDEX8, SDL_PIXELFORMAT_RGB332, @@ -99,8 +99,9 @@ SDL_RenderDriver D3D_RenderDriver = { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_ARGB2101010, + SDL_PIXELFORMAT_YUY2, SDL_PIXELFORMAT_UYVY, - SDL_PIXELFORMAT_YUY2}, + SDL_PIXELFORMAT_YVYU}, 0, 0} }; diff --git a/src/video/win32/SDL_gdirender.c b/src/video/win32/SDL_gdirender.c index 027dd29cc..309888206 100644 --- a/src/video/win32/SDL_gdirender.c +++ b/src/video/win32/SDL_gdirender.c @@ -55,8 +55,6 @@ static int GDI_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, const SDL_Rect * rect, int markDirty, void **pixels, int *pitch); static void GDI_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture); -static void GDI_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, - int numrects, const SDL_Rect * rects); static int GDI_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, Uint8 a, const SDL_Rect * rect); static int GDI_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, @@ -78,7 +76,7 @@ SDL_RenderDriver GDI_RenderDriver = { (SDL_TEXTUREBLENDMODE_NONE | SDL_TEXTUREBLENDMODE_MASK | SDL_TEXTUREBLENDMODE_BLEND), (SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_FAST), - 11, + 12, { SDL_PIXELFORMAT_INDEX8, SDL_PIXELFORMAT_RGB555, @@ -90,7 +88,8 @@ SDL_RenderDriver GDI_RenderDriver = { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_YUY2, - SDL_PIXELFORMAT_UYVY}, + SDL_PIXELFORMAT_UYVY, + SDL_PIXELFORMAT_YVYU}, 0, 0} }; @@ -173,7 +172,6 @@ GDI_CreateRenderer(SDL_Window * window, Uint32 flags) renderer->UpdateTexture = GDI_UpdateTexture; renderer->LockTexture = GDI_LockTexture; renderer->UnlockTexture = GDI_UnlockTexture; - renderer->DirtyTexture = GDI_DirtyTexture; renderer->RenderFill = GDI_RenderFill; renderer->RenderCopy = GDI_RenderCopy; renderer->RenderPresent = GDI_RenderPresent; @@ -274,6 +272,8 @@ GDI_DisplayModeChanged(SDL_Renderer * renderer) if (n > 0) { SelectObject(data->render_hdc, data->hbm[0]); } + data->current_hbm = 0; + return 0; } @@ -568,12 +568,6 @@ GDI_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture) } } -static void -GDI_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, int numrects, - const SDL_Rect * rects) -{ -} - static int GDI_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, Uint8 a, const SDL_Rect * rect) diff --git a/src/video/x11/SDL_x11render.c b/src/video/x11/SDL_x11render.c new file mode 100644 index 000000000..55db65fcb --- /dev/null +++ b/src/video/x11/SDL_x11render.c @@ -0,0 +1,724 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2006 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +#if SDL_VIDEO_RENDER_X11 + +#include "SDL_x11video.h" +#include "../SDL_rect_c.h" +#include "../SDL_pixels_c.h" +#include "../SDL_yuv_sw_c.h" + +/* X11 renderer implementation */ + +static SDL_Renderer *X11_CreateRenderer(SDL_Window * window, Uint32 flags); +static int X11_DisplayModeChanged(SDL_Renderer * renderer); +static int X11_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture); +static int X11_QueryTexturePixels(SDL_Renderer * renderer, + SDL_Texture * texture, void **pixels, + int *pitch); +static int X11_SetTextureBlendMode(SDL_Renderer * renderer, + SDL_Texture * texture); +static int X11_SetTextureScaleMode(SDL_Renderer * renderer, + SDL_Texture * texture); +static int X11_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture, + const SDL_Rect * rect, const void *pixels, + int pitch); +static int X11_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, + const SDL_Rect * rect, int markDirty, + void **pixels, int *pitch); +static void X11_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture); +static int X11_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, + Uint8 a, const SDL_Rect * rect); +static int X11_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, + const SDL_Rect * srcrect, const SDL_Rect * dstrect); +static void X11_RenderPresent(SDL_Renderer * renderer); +static void X11_DestroyTexture(SDL_Renderer * renderer, + SDL_Texture * texture); +static void X11_DestroyRenderer(SDL_Renderer * renderer); + + +SDL_RenderDriver X11_RenderDriver = { + X11_CreateRenderer, + { + "x11", + (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY | + SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 | + SDL_RENDERER_PRESENTDISCARD | SDL_RENDERER_ACCELERATED), + SDL_TEXTUREMODULATE_NONE, + SDL_TEXTUREBLENDMODE_NONE, + SDL_TEXTURESCALEMODE_NONE, + 0, + {0}, + 0, + 0} +}; + +typedef struct +{ + Display *display; + int screen; + Window window; + Pixmap pixmaps[3]; + int current_pixmap; + Drawable drawable; + SDL_PixelFormat *format; + GC gc; + SDL_DirtyRectList dirty; + SDL_bool makedirty; +} X11_RenderData; + +typedef struct +{ + SDL_SW_YUVTexture *yuv; + Uint32 format; + Pixmap pixmap; + XImage *image; +#ifndef NO_SHARED_MEMORY + /* MIT shared memory extension information */ + XShmSegmentInfo shminfo; +#endif + void *pixels; + int pitch; +} X11_TextureData; + +#ifndef NO_SHARED_MEMORY +/* Shared memory error handler routine */ +static int shm_error; +static int (*X_handler)(Display *, XErrorEvent *) = NULL; +static int shm_errhandler(Display *d, XErrorEvent *e) +{ + if (e->error_code == BadAccess) { + shm_error = True; + return(0); + } else { + return(X_handler(d,e)); + } +} +#endif /* ! NO_SHARED_MEMORY */ + +static void +UpdateYUVTextureData(SDL_Texture * texture) +{ + X11_TextureData *data = (X11_TextureData *) texture->driverdata; + SDL_Rect rect; + + rect.x = 0; + rect.y = 0; + rect.w = texture->w; + rect.h = texture->h; + SDL_SW_CopyYUVToRGB(data->yuv, &rect, data->format, texture->w, + texture->h, data->pixels, data->pitch); +} + +static Uint32 +X11_GetPixelFormatFromDepth(Display *display, int screen, int depth, int bpp) +{ + XVisualInfo vinfo; + + if (XMatchVisualInfo(display, screen, depth, DirectColor, &vinfo) || + XMatchVisualInfo(display, screen, depth, TrueColor, &vinfo)) { + Uint32 Rmask, Gmask, Bmask, Amask; + + Rmask = vinfo.visual->red_mask; + Gmask = vinfo.visual->green_mask; + Bmask = vinfo.visual->blue_mask; + if (vinfo.depth == 32) { + Amask = (0xFFFFFFFF & ~(Rmask | Gmask | Bmask)); + } else { + Amask = 0; + } + return SDL_MasksToPixelFormatEnum(bpp, Rmask, Gmask, Bmask, Amask); + } + + /* No matching visual, try to pick a safe default */ + switch (depth) { + case 15: + return SDL_PIXELFORMAT_RGB555; + case 16: + return SDL_PIXELFORMAT_RGB565; + default: + break; + } + return SDL_PIXELFORMAT_UNKNOWN; +} + +void +X11_AddRenderDriver(_THIS) +{ + SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; + SDL_RendererInfo *info = &X11_RenderDriver.info; + XPixmapFormatValues *pixmapFormats; + int i, n, bpp; + + /* Query the available texture formats */ + pixmapFormats = XListPixmapFormats(data->display, &n); + if (pixmapFormats) { + info->num_texture_formats = 0; + for (i = 0; i < n; ++i) { + Uint32 format; + + if (pixmapFormats[i].depth == 24) { + bpp = pixmapFormats[i].bits_per_pixel; + } else { + bpp = pixmapFormats[i].depth; + } + format = X11_GetPixelFormatFromDepth(data->display, DefaultScreen(data->display), pixmapFormats[i].depth, bpp); + if (format != SDL_PIXELFORMAT_UNKNOWN) { + info->texture_formats[info->num_texture_formats++] = format; + } + } + XFree(pixmapFormats); + + if (info->num_texture_formats == 0) { + return; + } + info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_YUY2; + info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_UYVY; + info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_YVYU; + } + + SDL_AddRenderDriver(0, &X11_RenderDriver); +} + +SDL_Renderer * +X11_CreateRenderer(SDL_Window * window, Uint32 flags) +{ + SDL_DisplayData *displaydata = + (SDL_DisplayData *) SDL_GetDisplayFromWindow(window)->driverdata; + SDL_WindowData *windowdata = (SDL_WindowData *) window->driverdata; + SDL_Renderer *renderer; + SDL_RendererInfo *info; + X11_RenderData *data; + XWindowAttributes attributes; + XGCValues gcv; + int i, n; + int bpp; + Uint32 Rmask, Gmask, Bmask, Amask; + + renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer)); + if (!renderer) { + SDL_OutOfMemory(); + return NULL; + } + + data = (X11_RenderData *) SDL_calloc(1, sizeof(*data)); + if (!data) { + X11_DestroyRenderer(renderer); + SDL_OutOfMemory(); + return NULL; + } + data->display = windowdata->videodata->display; + data->screen = displaydata->screen; + data->window = windowdata->window; + + renderer->DisplayModeChanged = X11_DisplayModeChanged; + renderer->CreateTexture = X11_CreateTexture; + renderer->QueryTexturePixels = X11_QueryTexturePixels; + renderer->SetTextureBlendMode = X11_SetTextureBlendMode; + renderer->SetTextureScaleMode = X11_SetTextureScaleMode; + renderer->UpdateTexture = X11_UpdateTexture; + renderer->LockTexture = X11_LockTexture; + renderer->UnlockTexture = X11_UnlockTexture; + renderer->RenderFill = X11_RenderFill; + renderer->RenderCopy = X11_RenderCopy; + renderer->RenderPresent = X11_RenderPresent; + renderer->DestroyTexture = X11_DestroyTexture; + renderer->DestroyRenderer = X11_DestroyRenderer; + renderer->info = X11_RenderDriver.info; + renderer->window = window->id; + renderer->driverdata = data; + + renderer->info.flags = SDL_RENDERER_ACCELERATED; + + if (flags & SDL_RENDERER_SINGLEBUFFER) { + renderer->info.flags |= + (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY); + n = 0; + } else if (flags & SDL_RENDERER_PRESENTFLIP2) { + renderer->info.flags |= SDL_RENDERER_PRESENTFLIP2; + n = 2; + } else if (flags & SDL_RENDERER_PRESENTFLIP3) { + renderer->info.flags |= SDL_RENDERER_PRESENTFLIP3; + n = 3; + } else { + renderer->info.flags |= SDL_RENDERER_PRESENTCOPY; + n = 1; + } + XGetWindowAttributes(data->display, data->window, &attributes); + for (i = 0; i < n; ++i) { + data->pixmaps[i] = XCreatePixmap(data->display, data->window, window->w, window->h, attributes.depth); + if (data->pixmaps[i] == None) { + X11_DestroyRenderer(renderer); + SDL_SetError("XCreatePixmap() failed"); + return NULL; + } + } + if (n > 0) { + data->drawable = data->pixmaps[0]; + data->makedirty = SDL_TRUE; + } else { + data->drawable = data->window; + data->makedirty = SDL_FALSE; + } + data->current_pixmap = 0; + + /* Get the format of the window */ + bpp = attributes.depth; + if (bpp == 24) { + XPixmapFormatValues *p = XListPixmapFormats(data->display, &n); + if (p) { + for (i = 0; i < n; ++i) { + if (p[i].depth == 24) { + bpp = p[i].bits_per_pixel; + break; + } + } + XFree(p); + } + } + Rmask = attributes.visual->red_mask; + Gmask = attributes.visual->green_mask; + Bmask = attributes.visual->blue_mask; + if (attributes.depth == 32) { + Amask = (0xFFFFFFFF & ~(Rmask | Gmask | Bmask)); + } else { + Amask = 0; + } + data->format = SDL_AllocFormat(bpp, Rmask, Gmask, Bmask, Amask); + if (!data->format) { + X11_DestroyRenderer(renderer); + return NULL; + } + + /* Create the drawing context */ + gcv.graphics_exposures = False; + data->gc = XCreateGC(data->display, data->window, GCGraphicsExposures, &gcv); + if (!data->gc) { + X11_DestroyRenderer(renderer); + SDL_SetError("XCreateGC() failed"); + return NULL; + } + + return renderer; +} + +static int +X11_DisplayModeChanged(SDL_Renderer * renderer) +{ + X11_RenderData *data = (X11_RenderData *) renderer->driverdata; + SDL_Window *window = SDL_GetWindowFromID(renderer->window); + XWindowAttributes attributes; + int i, n; + + if (renderer->info.flags & SDL_RENDERER_SINGLEBUFFER) { + n = 0; + } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) { + n = 2; + } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) { + n = 3; + } else { + n = 1; + } + for (i = 0; i < n; ++i) { + if (data->pixmaps[i] != None) { + XFreePixmap(data->display, data->pixmaps[i]); + data->pixmaps[i] = None; + } + } + XGetWindowAttributes(data->display, data->window, &attributes); + for (i = 0; i < n; ++i) { + data->pixmaps[i] = XCreatePixmap(data->display, data->window, window->w, window->h, attributes.depth); + if (data->pixmaps[i] == None) { + SDL_SetError("XCreatePixmap() failed"); + return -1; + } + } + if (n > 0) { + data->drawable = data->pixmaps[0]; + } + data->current_pixmap = 0; + + return 0; +} + +static int +X11_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture) +{ + X11_RenderData *renderdata = (X11_RenderData *) renderer->driverdata; + SDL_Window *window = SDL_GetWindowFromID(renderer->window); + SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window); + X11_TextureData *data; + XWindowAttributes attributes; + int depth, order; + + data = (X11_TextureData *) SDL_calloc(1, sizeof(*data)); + if (!data) { + SDL_OutOfMemory(); + return -1; + } + + texture->driverdata = data; + + if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) { + data->yuv = + SDL_SW_CreateYUVTexture(texture->format, texture->w, texture->h); + if (!data->yuv) { + return -1; + } + data->format = display->current_mode.format; + } else { + data->format = texture->format; + } + data->pitch = texture->w*SDL_BYTESPERPIXEL(data->format); + + XGetWindowAttributes(renderdata->display, renderdata->window, &attributes); + depth = SDL_BITSPERPIXEL(data->format); + order = SDL_PIXELORDER(data->format); + if (depth == 32 && (order == SDL_PACKEDORDER_XRGB || order == SDL_PACKEDORDER_RGBX || SDL_PACKEDORDER_XBGR || order == SDL_PACKEDORDER_BGRX)) { + depth = 24; + } + + if (data->yuv || texture->access == SDL_TEXTUREACCESS_STREAMING) { +#ifndef NO_SHARED_MEMORY + XShmSegmentInfo *shminfo = &data->shminfo; + + shm_error = True; + + if (SDL_X11_HAVE_SHM) { + shminfo->shmid = shmget(IPC_PRIVATE, texture->h*data->pitch, IPC_CREAT | 0777); + if (shminfo->shmid >= 0) { + shminfo->shmaddr = (char *)shmat(shminfo->shmid, 0, 0); + shminfo->readOnly = False; + if (shminfo->shmaddr != (char *)-1) { + shm_error = False; + X_handler = XSetErrorHandler(shm_errhandler); + XShmAttach(renderdata->display, shminfo); + XSync(renderdata->display, True); + XSetErrorHandler(X_handler); + if (shm_error) { + shmdt(shminfo->shmaddr); + } + } + shmctl(shminfo->shmid, IPC_RMID, NULL); + } + } + if (!shm_error) { + data->pixels = shminfo->shmaddr; + + data->image = XShmCreateImage(renderdata->display, attributes.visual, depth, ZPixmap, shminfo->shmaddr, shminfo, texture->w, texture->h); + if(!data->image) { + XShmDetach(renderdata->display, shminfo); + XSync(renderdata->display, False); + shmdt(shminfo->shmaddr); + shm_error = True; + } + } + if (shm_error) { + shminfo->shmaddr = NULL; + } + if (!data->image) +#endif /* not NO_SHARED_MEMORY */ + { + data->pixels = SDL_malloc(texture->h * data->pitch); + if (!data->pixels) { + SDL_OutOfMemory(); + return -1; + } + + data->image = XCreateImage(renderdata->display, attributes.visual, depth, ZPixmap, 0, data->pixels, texture->w, texture->h, SDL_BYTESPERPIXEL(data->format)*8, data->pitch); + if (!data->image) { + SDL_SetError("XCreateImage() failed"); + return -1; + } + } + } else { + data->pixmap = XCreatePixmap(renderdata->display, renderdata->window, texture->w, texture->h, depth); + if (data->pixmap == None) { + SDL_SetError("XCteatePixmap() failed"); + return -1; + } + + data->image = XCreateImage(renderdata->display, attributes.visual, depth, ZPixmap, 0, NULL, texture->w, texture->h, SDL_BYTESPERPIXEL(data->format)*8, data->pitch); + if (!data->image) { + SDL_SetError("XCreateImage() failed"); + return -1; + } + } + + return 0; +} + +static int +X11_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture, + void **pixels, int *pitch) +{ + X11_TextureData *data = (X11_TextureData *) texture->driverdata; + + if (data->yuv) { + return SDL_SW_QueryYUVTexturePixels(data->yuv, pixels, pitch); + } else { + *pixels = data->pixels; + *pitch = data->pitch; + return 0; + } +} + +static int +X11_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture) +{ + switch (texture->blendMode) { + case SDL_TEXTUREBLENDMODE_NONE: + return 0; + default: + SDL_Unsupported(); + texture->blendMode = SDL_TEXTUREBLENDMODE_NONE; + return -1; + } +} + +static int +X11_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture) +{ + switch (texture->scaleMode) { + case SDL_TEXTURESCALEMODE_NONE: + return 0; + default: + SDL_Unsupported(); + texture->scaleMode = SDL_TEXTURESCALEMODE_NONE; + return -1; + } + return 0; +} + +static int +X11_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture, + const SDL_Rect * rect, const void *pixels, int pitch) +{ + X11_TextureData *data = (X11_TextureData *) texture->driverdata; + + if (data->yuv) { + if (SDL_SW_UpdateYUVTexture(data->yuv, rect, pixels, pitch) < 0) { + return -1; + } + UpdateYUVTextureData(texture); + return 0; + } else { + X11_RenderData *renderdata = (X11_RenderData *) renderer->driverdata; + + if (data->pixels) { + Uint8 *src, *dst; + int row; + size_t length; + + src = (Uint8 *) pixels; + dst = + (Uint8 *) data->pixels + rect->y * data->pitch + + rect->x * SDL_BYTESPERPIXEL(texture->format); + length = rect->w * SDL_BYTESPERPIXEL(texture->format); + for (row = 0; row < rect->h; ++row) { + SDL_memcpy(dst, src, length); + src += pitch; + dst += data->pitch; + } + } else { + data->image->width = rect->w; + data->image->height = rect->h; + data->image->data = (char *)pixels; + data->image->bytes_per_line = pitch; + XPutImage(renderdata->display, data->pixmap, renderdata->gc, data->image, 0, 0, rect->x, rect->y, rect->w, rect->h); + } + return 0; + } +} + +static int +X11_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, + const SDL_Rect * rect, int markDirty, void **pixels, + int *pitch) +{ + X11_TextureData *data = (X11_TextureData *) texture->driverdata; + + if (data->yuv) { + return SDL_SW_LockYUVTexture(data->yuv, rect, markDirty, pixels, + pitch); + } else if (data->pixels) { + *pixels = + (void *) ((Uint8 *) data->pixels + rect->y * data->pitch + + rect->x * SDL_BYTESPERPIXEL(texture->format)); + *pitch = data->pitch; + return 0; + } else { + SDL_SetError("No pixels available"); + return -1; + } +} + +static void +X11_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture) +{ + X11_TextureData *data = (X11_TextureData *) texture->driverdata; + + if (data->yuv) { + SDL_SW_UnlockYUVTexture(data->yuv); + UpdateYUVTextureData(texture); + } +} + +static int +X11_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, Uint8 a, + const SDL_Rect * rect) +{ + X11_RenderData *data = (X11_RenderData *) renderer->driverdata; + unsigned long foreground; + + if (data->makedirty) { + SDL_AddDirtyRect(&data->dirty, rect); + } + + foreground = SDL_MapRGBA(data->format, r, g, b, a); + XSetForeground(data->display, data->gc, foreground); + XDrawRectangle(data->display, data->drawable, data->gc, rect->x, rect->y, rect->w, rect->h); + return 0; +} + +static int +X11_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, + const SDL_Rect * srcrect, const SDL_Rect * dstrect) +{ + X11_RenderData *data = (X11_RenderData *) renderer->driverdata; + X11_TextureData *texturedata = (X11_TextureData *) texture->driverdata; + + if (data->makedirty) { + SDL_AddDirtyRect(&data->dirty, dstrect); + } + + if (srcrect->w == dstrect->w && srcrect->h == dstrect->h) { +#ifndef NO_SHARED_MEMORY + if (texturedata->shminfo.shmaddr) { + XShmPutImage(data->display, data->drawable, data->gc, texturedata->image, srcrect->x, srcrect->y, dstrect->x, dstrect->y, dstrect->w, dstrect->h, False); + } + else +#endif + if (texturedata->pixels) { + XPutImage(data->display, data->drawable, data->gc, texturedata->image, srcrect->x, srcrect->y, dstrect->x, dstrect->y, dstrect->w, dstrect->h); + } else { + XCopyArea(data->display, texturedata->pixmap, data->drawable, + data->gc, srcrect->x, srcrect->y, dstrect->w, dstrect->h, + dstrect->x, dstrect->y); + } + } else { + SDL_SetError("Scaling not supported in the X11 renderer"); + return -1; + } + return 0; +} + +static void +X11_RenderPresent(SDL_Renderer * renderer) +{ + X11_RenderData *data = (X11_RenderData *) renderer->driverdata; + SDL_DirtyRect *dirty; + + /* Send the data to the display */ + if (!(renderer->info.flags & SDL_RENDERER_SINGLEBUFFER)) { + for (dirty = data->dirty.list; dirty; dirty = dirty->next) { + const SDL_Rect *rect = &dirty->rect; + XCopyArea(data->display, data->drawable, data->window, + data->gc, rect->x, rect->y, rect->w, rect->h, + rect->x, rect->y); + } + SDL_ClearDirtyRects(&data->dirty); + } + XSync(data->display, False); + + /* Update the flipping chain, if any */ + if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) { + data->current_pixmap = (data->current_pixmap + 1) % 2; + data->drawable = data->pixmaps[data->current_pixmap]; + } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) { + data->current_pixmap = (data->current_pixmap + 1) % 3; + data->drawable = data->pixmaps[data->current_pixmap]; + } +} + +static void +X11_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture) +{ + X11_RenderData *renderdata = (X11_RenderData *) renderer->driverdata; + X11_TextureData *data = (X11_TextureData *) texture->driverdata; + + if (!data) { + return; + } + if (data->yuv) { + SDL_SW_DestroyYUVTexture(data->yuv); + } + if (data->pixmap != None) { + XFreePixmap(renderdata->display, data->pixmap); + } + if (data->image) { + data->image->data = NULL; + XDestroyImage(data->image); + } +#ifndef NO_SHARED_MEMORY + if (data->shminfo.shmaddr) { + XShmDetach(renderdata->display, &data->shminfo); + XSync(renderdata->display, False); + shmdt(data->shminfo.shmaddr); + data->pixels = NULL; + } +#endif + if (data->pixels) { + SDL_free(data->pixels); + } + SDL_free(data); + texture->driverdata = NULL; +} + +static void +X11_DestroyRenderer(SDL_Renderer * renderer) +{ + X11_RenderData *data = (X11_RenderData *) renderer->driverdata; + int i; + + if (data) { + for (i = 0; i < SDL_arraysize(data->pixmaps); ++i) { + if (data->pixmaps[i] != None) { + XFreePixmap(data->display, data->pixmaps[i]); + } + } + if (data->format) { + SDL_FreeFormat(data->format); + } + if (data->gc) { + XFreeGC(data->display, data->gc); + } + SDL_FreeDirtyRects(&data->dirty); + SDL_free(data); + } + SDL_free(renderer); +} + +#endif /* SDL_VIDEO_RENDER_X11 */ + +/* vi: set ts=4 sw=4 expandtab: */ diff --git a/src/video/x11/SDL_x11render.h b/src/video/x11/SDL_x11render.h new file mode 100644 index 000000000..bebd0f5f4 --- /dev/null +++ b/src/video/x11/SDL_x11render.h @@ -0,0 +1,30 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2006 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +/* SDL surface based renderer implementation */ + +#if SDL_VIDEO_RENDER_X11 +extern void X11_AddRenderDriver(_THIS); +#endif + +/* vi: set ts=4 sw=4 expandtab: */ diff --git a/src/video/x11/SDL_x11sym.h b/src/video/x11/SDL_x11sym.h index adb18653c..570815ef4 100644 --- a/src/video/x11/SDL_x11sym.h +++ b/src/video/x11/SDL_x11sym.h @@ -37,6 +37,7 @@ SDL_X11_SYM(int,XChangeWindowAttributes,(Display* a,Window b,unsigned long c,XSe SDL_X11_SYM(Bool,XCheckWindowEvent,(Display* a,Window b,long c,XEvent* d),(a,b,c,d),return) SDL_X11_SYM(int,XClearWindow,(Display* a,Window b),(a,b),return) SDL_X11_SYM(int,XCloseDisplay,(Display* a),(a),return) +SDL_X11_SYM(int,XCopyArea,(Display* a,Drawable b,Drawable c,GC d,int e,int f,unsigned int g,unsigned int h,int i,int j),(a,b,c,d,e,f,g,h,i,j),return) SDL_X11_SYM(Colormap,XCreateColormap,(Display* a,Window b,Visual* c,int d),(a,b,c,d),return) SDL_X11_SYM(Cursor,XCreatePixmapCursor,(Display* a,Pixmap b,Pixmap c,XColor* d,XColor* e,unsigned int f,unsigned int g),(a,b,c,d,e,f,g),return) SDL_X11_SYM(GC,XCreateGC,(Display* a,Drawable b,unsigned long c,XGCValues* d),(a,b,c,d),return) @@ -49,6 +50,7 @@ SDL_X11_SYM(int,XDefineCursor,(Display* a,Window b,Cursor c),(a,b,c),return) SDL_X11_SYM(int,XDeleteProperty,(Display* a,Window b,Atom c),(a,b,c),return) SDL_X11_SYM(int,XDestroyWindow,(Display* a,Window b),(a,b),return) SDL_X11_SYM(int,XDisplayKeycodes,(Display* a,int* b,int* c),(a,b,c),return) +SDL_X11_SYM(int,XDrawRectangle,(Display* a,Drawable b,GC c,int d, int e, unsigned int f, unsigned int g),(a,b,c,d,e,f,g),return) SDL_X11_SYM(char*,XDisplayName,(_Xconst char* a),(a),return) SDL_X11_SYM(int,XEventsQueued,(Display* a,int b),(a,b),return) SDL_X11_SYM(Bool,XFilterEvent,(XEvent *event,Window w),(event,w),return) @@ -102,6 +104,7 @@ SDL_X11_SYM(int,XSelectInput,(Display* a,Window b,long c),(a,b,c),return) SDL_X11_SYM(Status,XSendEvent,(Display* a,Window b,Bool c,long d,XEvent* e),(a,b,c,d,e),return) SDL_X11_SYM(int,XSetClassHint,(Display* a,Window b,XClassHint* c),(a,b,c),return) SDL_X11_SYM(int,XSetCloseDownMode,(Display *a, int b),(a,b),return) +SDL_X11_SYM(int,XSetForeground,(Display* a,GC b,unsigned long c),(a,b,c),return) SDL_X11_SYM(XErrorHandler,XSetErrorHandler,(XErrorHandler a),(a),return) SDL_X11_SYM(XIOErrorHandler,XSetIOErrorHandler,(XIOErrorHandler a),(a),return) SDL_X11_SYM(void,XSetRGBColormaps,( Display *a,Window b,XStandardColormap *c,int d,Atom e),(a,b,c,d,e),return) diff --git a/src/video/x11/SDL_x11video.c b/src/video/x11/SDL_x11video.c index 8c6a94ecb..51ff0aa3b 100644 --- a/src/video/x11/SDL_x11video.c +++ b/src/video/x11/SDL_x11video.c @@ -244,6 +244,10 @@ X11_VideoInit(_THIS) X11_InitModes(_this); +#if SDL_VIDEO_RENDER_X11 + X11_AddRenderDriver(_this); +#endif + if (X11_InitKeyboard(_this) != 0) { return -1; }