diff options
Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_cb_drawpixels.c')
| -rw-r--r-- | mesalib/src/mesa/state_tracker/st_cb_drawpixels.c | 64 |
1 files changed, 55 insertions, 9 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c b/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c index d61d7ac22..dca332464 100644 --- a/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c +++ b/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c @@ -812,6 +812,7 @@ draw_stencil_pixels(struct gl_context *ctx, GLint x, GLint y, for (row = 0; row < height; row++) { GLubyte sValues[MAX_WIDTH]; GLuint zValues[MAX_WIDTH]; + GLfloat *zValuesFloat = (GLfloat*)zValues; GLenum destType = GL_UNSIGNED_BYTE; const GLvoid *source = _mesa_image_address2d(&clippedUnpack, pixels, width, height, @@ -822,7 +823,11 @@ draw_stencil_pixels(struct gl_context *ctx, GLint x, GLint y, ctx->_ImageTransferState); if (format == GL_DEPTH_STENCIL) { - _mesa_unpack_depth_span(ctx, spanWidth, GL_UNSIGNED_INT, zValues, + GLenum ztype = + pt->resource->format == PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED ? + GL_FLOAT : GL_UNSIGNED_INT; + + _mesa_unpack_depth_span(ctx, spanWidth, ztype, zValues, (1 << 24) - 1, type, source, &clippedUnpack); } @@ -887,6 +892,26 @@ draw_stencil_pixels(struct gl_context *ctx, GLint x, GLint y, } } break; + case PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED: + if (format == GL_DEPTH_STENCIL) { + uint *dest = (uint *) (stmap + spanY * pt->stride + spanX*4); + GLfloat *destf = (GLfloat*)dest; + GLint k; + assert(usage == PIPE_TRANSFER_WRITE); + for (k = 0; k < spanWidth; k++) { + destf[k*2] = zValuesFloat[k]; + dest[k*2+1] = sValues[k] & 0xff; + } + } + else { + uint *dest = (uint *) (stmap + spanY * pt->stride + spanX*4); + GLint k; + assert(usage == PIPE_TRANSFER_READ_WRITE); + for (k = 0; k < spanWidth; k++) { + dest[k*2+1] = sValues[k] & 0xff; + } + } + break; default: assert(0); } @@ -994,14 +1019,23 @@ st_DrawPixels(struct gl_context *ctx, GLint x, GLint y, GL_NONE, GL_NONE, PIPE_TEXTURE_2D, 0, PIPE_BIND_SAMPLER_VIEW); - if (tex_format == PIPE_FORMAT_Z24_UNORM_S8_USCALED) - stencil_format = PIPE_FORMAT_X24S8_USCALED; - else if (tex_format == PIPE_FORMAT_S8_USCALED_Z24_UNORM) - stencil_format = PIPE_FORMAT_S8X24_USCALED; - else - stencil_format = PIPE_FORMAT_S8_USCALED; - if (stencil_format == PIPE_FORMAT_NONE) - goto stencil_fallback; + + switch (tex_format) { + case PIPE_FORMAT_Z24_UNORM_S8_USCALED: + stencil_format = PIPE_FORMAT_X24S8_USCALED; + break; + case PIPE_FORMAT_S8_USCALED_Z24_UNORM: + stencil_format = PIPE_FORMAT_S8X24_USCALED; + break; + case PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED: + stencil_format = PIPE_FORMAT_X32_S8X24_USCALED; + break; + case PIPE_FORMAT_S8_USCALED: + stencil_format = PIPE_FORMAT_S8_USCALED; + break; + default: + goto stencil_fallback; + } } /* Mesa state should be up to date by now */ @@ -1188,6 +1222,18 @@ copy_stencil_pixels(struct gl_context *ctx, GLint srcx, GLint srcy, assert(usage == PIPE_TRANSFER_WRITE); memcpy(dst, src, width); break; + case PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED: + { + uint *dst4 = (uint *) dst; + int j; + dst4++; + assert(usage == PIPE_TRANSFER_READ_WRITE); + for (j = 0; j < width; j++) { + *dst4 = src[j] & 0xff; + dst4 += 2; + } + } + break; default: assert(0); } |