diff options
| author | Eric Anholt <eric@anholt.net> | 2009-05-26 20:45:29 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2009-05-26 20:50:54 -0700 |
| commit | 8ec6e036792decf5149a209e51cb5e93ccc5c754 (patch) | |
| tree | ca2d870ecd125bf8340efacb5edbe4b8756fceef | |
| parent | 0e83e8f51af07a3066519f169f07d9afbf23252e (diff) | |
i915: Fall back on NPOT textured metaops on 830-class.
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_context.h | 6 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_pixel_bitmap.c | 8 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_pixel_draw.c | 16 |
3 files changed, 30 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_context.h b/src/mesa/drivers/dri/intel/intel_context.h index e931e401e93..8b68cc3f04d 100644 --- a/src/mesa/drivers/dri/intel/intel_context.h +++ b/src/mesa/drivers/dri/intel/intel_context.h @@ -569,4 +569,10 @@ intel_context(GLcontext * ctx) return (struct intel_context *) ctx; } +static INLINE GLboolean +is_power_of_two(uint32_t value) +{ + return (value & (value - 1)) == 0; +} + #endif diff --git a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c index b20840b9a06..80d3239189c 100644 --- a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c +++ b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c @@ -400,6 +400,14 @@ intel_texture_bitmap(GLcontext * ctx, return GL_FALSE; } + if (!ctx->Extensions.ARB_texture_non_power_of_two && + (!is_power_of_two(width) || !is_power_of_two(height))) { + if (INTEL_DEBUG & DEBUG_FALLBACKS) + fprintf(stderr, + "glBitmap() fallback: NPOT texture\n"); + return GL_FALSE; + } + /* Check that we can load in a texture this big. */ if (width > (1 << (ctx->Const.MaxTextureLevels - 1)) || height > (1 << (ctx->Const.MaxTextureLevels - 1))) { diff --git a/src/mesa/drivers/dri/intel/intel_pixel_draw.c b/src/mesa/drivers/dri/intel/intel_pixel_draw.c index abcdcd5724c..7cda6adb32b 100644 --- a/src/mesa/drivers/dri/intel/intel_pixel_draw.c +++ b/src/mesa/drivers/dri/intel/intel_pixel_draw.c @@ -119,6 +119,14 @@ intel_texture_drawpixels(GLcontext * ctx, return GL_FALSE; } + if (!ctx->Extensions.ARB_texture_non_power_of_two && + (!is_power_of_two(width) || !is_power_of_two(height))) { + if (INTEL_DEBUG & DEBUG_FALLBACKS) + fprintf(stderr, + "glDrawPixels() fallback: NPOT texture\n"); + return GL_FALSE; + } + _mesa_PushAttrib(GL_ENABLE_BIT | GL_TEXTURE_BIT | GL_CURRENT_BIT); _mesa_PushClientAttrib(GL_CLIENT_VERTEX_ARRAY_BIT); @@ -262,6 +270,14 @@ intel_stencil_drawpixels(GLcontext * ctx, return GL_FALSE; } + if (!ctx->Extensions.ARB_texture_non_power_of_two && + (!is_power_of_two(width) || !is_power_of_two(height))) { + if (INTEL_DEBUG & DEBUG_FALLBACKS) + fprintf(stderr, + "glDrawPixels(GL_STENCIL_INDEX) fallback: NPOT texture\n"); + return GL_FALSE; + } + _mesa_PushAttrib(GL_ENABLE_BIT | GL_TEXTURE_BIT | GL_CURRENT_BIT | GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); _mesa_PushClientAttrib(GL_CLIENT_VERTEX_ARRAY_BIT); |