diff options
| author | Michal Krol <[email protected]> | 2010-02-25 10:22:30 +0100 |
|---|---|---|
| committer | Michal Krol <[email protected]> | 2010-02-25 10:22:30 +0100 |
| commit | 235c6bdf6dc0a687a7313f948444c4294abc0ea1 (patch) | |
| tree | 53a2808b36f8439e0586e1493806826ab8a12c92 /src/gallium/auxiliary | |
| parent | a9aa811af01273cef8a73118abdc87313f365ad3 (diff) | |
util: Fix blitter vertex and viewport setup.
Diffstat (limited to 'src/gallium/auxiliary')
| -rw-r--r-- | src/gallium/auxiliary/util/u_blit.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/src/gallium/auxiliary/util/u_blit.c b/src/gallium/auxiliary/util/u_blit.c index 95567d00fe3..0b263a9db5c 100644 --- a/src/gallium/auxiliary/util/u_blit.c +++ b/src/gallium/auxiliary/util/u_blit.c @@ -426,11 +426,11 @@ util_blit_pixels_writemask(struct blit_state *ctx, /* viewport */ ctx->viewport.scale[0] = 0.5f * dst->width; ctx->viewport.scale[1] = 0.5f * dst->height; - ctx->viewport.scale[2] = 1.0f; + ctx->viewport.scale[2] = 0.5f; ctx->viewport.scale[3] = 1.0f; ctx->viewport.translate[0] = 0.5f * dst->width; ctx->viewport.translate[1] = 0.5f * dst->height; - ctx->viewport.translate[2] = 0.0f; + ctx->viewport.translate[2] = 0.5f; ctx->viewport.translate[3] = 0.0f; cso_set_viewport(ctx->cso, &ctx->viewport); @@ -456,8 +456,10 @@ util_blit_pixels_writemask(struct blit_state *ctx, /* draw quad */ offset = setup_vertex_data_tex(ctx, - (float) dstX0, (float) dstY0, - (float) dstX1, (float) dstY1, + (float) dstX0 / dst->width * 2.0f - 1.0f, + (float) dstY0 / dst->height * 2.0f - 1.0f, + (float) dstX1 / dst->width * 2.0f - 1.0f, + (float) dstY1 / dst->height * 2.0f - 1.0f, s0, t0, s1, t1, z); @@ -575,6 +577,17 @@ util_blit_pixels_tex(struct blit_state *ctx, cso_single_sampler(ctx->cso, 0, &ctx->sampler); cso_single_sampler_done(ctx->cso); + /* viewport */ + ctx->viewport.scale[0] = 0.5f * dst->width; + ctx->viewport.scale[1] = 0.5f * dst->height; + ctx->viewport.scale[2] = 0.5f; + ctx->viewport.scale[3] = 1.0f; + ctx->viewport.translate[0] = 0.5f * dst->width; + ctx->viewport.translate[1] = 0.5f * dst->height; + ctx->viewport.translate[2] = 0.5f; + ctx->viewport.translate[3] = 0.0f; + cso_set_viewport(ctx->cso, &ctx->viewport); + /* texture */ cso_set_sampler_textures(ctx->cso, 1, &tex); @@ -592,8 +605,10 @@ util_blit_pixels_tex(struct blit_state *ctx, /* draw quad */ offset = setup_vertex_data_tex(ctx, - (float) dstX0, (float) dstY0, - (float) dstX1, (float) dstY1, + (float) dstX0 / dst->width * 2.0f - 1.0f, + (float) dstY0 / dst->height * 2.0f - 1.0f, + (float) dstX1 / dst->width * 2.0f - 1.0f, + (float) dstY1 / dst->height * 2.0f - 1.0f, s0, t0, s1, t1, z); |