diff options
Diffstat (limited to 'src/gallium/state_trackers/xorg/xorg_exa.c')
-rw-r--r-- | src/gallium/state_trackers/xorg/xorg_exa.c | 49 |
1 files changed, 38 insertions, 11 deletions
diff --git a/src/gallium/state_trackers/xorg/xorg_exa.c b/src/gallium/state_trackers/xorg/xorg_exa.c index a22f15f64a..32485add94 100644 --- a/src/gallium/state_trackers/xorg/xorg_exa.c +++ b/src/gallium/state_trackers/xorg/xorg_exa.c @@ -48,6 +48,7 @@ #include "util/u_debug.h" #define DEBUG_PRINT 0 +#define ROUND_UP_TEXTURES 1 /* * Helper functions @@ -273,13 +274,18 @@ ExaPrepareAccess(PixmapPtr pPix, int index) PIPE_REFERENCED_FOR_WRITE) exa->pipe->flush(exa->pipe, 0, NULL); + assert(pPix->drawable.width <= priv->tex->width[0]); + assert(pPix->drawable.height <= priv->tex->height[0]); + priv->map_transfer = exa->scrn->get_tex_transfer(exa->scrn, priv->tex, 0, 0, 0, #ifdef EXA_MIXED_PIXMAPS PIPE_TRANSFER_MAP_DIRECTLY | #endif PIPE_TRANSFER_READ_WRITE, - 0, 0, priv->tex->width[0], priv->tex->height[0]); + 0, 0, + pPix->drawable.width, + pPix->drawable.height ); if (!priv->map_transfer) #ifdef EXA_MIXED_PIXMAPS return FALSE; @@ -820,6 +826,22 @@ xorg_exa_get_pixmap_handle(PixmapPtr pPixmap, unsigned *stride_out) } static Bool +size_match( int width, int tex_width ) +{ +#if ROUND_UP_TEXTURES + if (width > tex_width) + return FALSE; + + if (width * 2 < tex_width) + return FALSE; + + return TRUE; +#else + return width == tex_width; +#endif +} + +static Bool ExaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height, int depth, int bitsPerPixel, int devKind, pointer pPixData) @@ -862,12 +884,15 @@ ExaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height, miModifyPixmapHeader(pPixmap, width, height, depth, bitsPerPixel, devKind, NULL); + priv->width = width; + priv->height = height; + /* Deal with screen resize */ if ((exa->accel || priv->flags) && (!priv->tex || - (priv->tex->width[0] != width || - priv->tex->height[0] != height || - priv->tex_flags != priv->flags))) { + !size_match(width, priv->tex->width[0]) || + !size_match(height, priv->tex->height[0]) || + priv->tex_flags != priv->flags)) { struct pipe_texture *texture = NULL; struct pipe_texture template; @@ -875,13 +900,15 @@ ExaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height, template.target = PIPE_TEXTURE_2D; exa_get_pipe_format(depth, &template.format, &bitsPerPixel, &priv->picture_format); pf_get_block(template.format, &template.block); -#if 1 - template.width[0] = util_next_power_of_two(width); - template.height[0] = util_next_power_of_two(height); -#else - template.width[0] = width; - template.height[0] = height; -#endif + if (ROUND_UP_TEXTURES && priv->flags == 0) { + template.width[0] = util_next_power_of_two(width); + template.height[0] = util_next_power_of_two(height); + } + else { + template.width[0] = width; + template.height[0] = height; + } + template.depth[0] = 1; template.last_level = 0; template.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET | priv->flags; |