From: Brian Date: Mon, 10 Dec 2007 20:42:34 +0000 (-0700) Subject: implement i915_put_tile_rgba() - temporary code though X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4ccd3124f611b33c062c4b0004616171934f1908;p=mesa.git implement i915_put_tile_rgba() - temporary code though --- diff --git a/src/mesa/pipe/i915simple/i915_surface.c b/src/mesa/pipe/i915simple/i915_surface.c index ea48c1bd8ae..bd6fd32704f 100644 --- a/src/mesa/pipe/i915simple/i915_surface.c +++ b/src/mesa/pipe/i915simple/i915_surface.c @@ -52,6 +52,7 @@ * Note: this is exactly like a8r8g8b8_get_tile() in sp_surface.c * Share it someday. */ +/** XXX this will go away eventually */ static void i915_get_tile_rgba(struct pipe_context *pipe, struct pipe_surface *ps, @@ -105,13 +106,42 @@ i915_get_tile_rgba(struct pipe_context *pipe, } +/** XXX this will go away eventually */ static void i915_put_tile_rgba(struct pipe_context *pipe, struct pipe_surface *ps, uint x, uint y, uint w, uint h, const float *p) { - /* TODO */ - assert(0); + unsigned *dst + = ((unsigned *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_A8R8G8B8_UNORM); + + CLIP_TILE; + + switch (ps->format) { + case PIPE_FORMAT_A8R8G8B8_UNORM: + for (i = 0; i < h; i++) { + const float *pRow = p; + for (j = 0; j < w; j++) { + unsigned r, g, b, a; + UNCLAMPED_FLOAT_TO_UBYTE(r, pRow[0]); + UNCLAMPED_FLOAT_TO_UBYTE(g, pRow[1]); + UNCLAMPED_FLOAT_TO_UBYTE(b, pRow[2]); + UNCLAMPED_FLOAT_TO_UBYTE(a, pRow[3]); + dst[j] = (a << 24) | (r << 16) | (g << 8) | b; + pRow += 4; + } + dst += ps->pitch; + p += w0 * 4; + } + break; + default: + assert(0); + } }