diff options
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_pixel_bitmap.c | 27 |
1 files changed, 6 insertions, 21 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c index 540e7620a9..b543a0bbc3 100644 --- a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c +++ b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c @@ -93,19 +93,12 @@ static const GLubyte *map_pbo( GLcontext *ctx, return ADD_POINTERS(buf, bitmap); } -static GLboolean test_bit( const GLubyte *src, - GLuint bit ) +static GLboolean test_bit( const GLubyte *src, GLuint bit ) { return (src[bit/8] & (1<<(bit % 8))) ? 1 : 0; } -static GLboolean test_msb_bit(const GLubyte *src, GLuint bit) -{ - return (src[bit/8] & (1<<(7 - (bit % 8)))) ? 1 : 0; -} - -static void set_bit( GLubyte *dest, - GLuint bit ) +static void set_bit( GLubyte *dest, GLuint bit ) { dest[bit/8] |= 1 << (bit % 8); } @@ -365,9 +358,7 @@ intel_texture_bitmap(GLcontext * ctx, GLuint texname; GLfloat vertices[4][4]; GLint old_active_texture; - GLubyte *unpacked_bitmap; GLubyte *a8_bitmap; - int x, y; GLfloat dst_z; /* We need a fragment program for the KIL effect */ @@ -427,22 +418,16 @@ intel_texture_bitmap(GLcontext * ctx, return GL_FALSE; } - /* Convert the A1 bitmap to an A8 format suitable for glTexImage */ if (unpack->BufferObj->Name) { bitmap = map_pbo(ctx, width, height, unpack, bitmap); if (bitmap == NULL) return GL_TRUE; /* even though this is an error, we're done */ } - unpacked_bitmap = _mesa_unpack_bitmap(width, height, bitmap, - unpack); + + /* Convert the A1 bitmap to an A8 format suitable for glTexImage */ a8_bitmap = _mesa_calloc(width * height); - for (y = 0; y < height; y++) { - for (x = 0; x < width; x++) { - if (test_msb_bit(unpacked_bitmap, ALIGN(width, 8) * y + x)) - a8_bitmap[y * width + x] = 0xff; - } - } - _mesa_free(unpacked_bitmap); + _mesa_expand_bitmap(width, height, unpack, bitmap, a8_bitmap, width, 0xff); + if (unpack->BufferObj->Name) { /* done with PBO so unmap it now */ ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT, |