Module: wine Branch: master Commit: 79e8eaeaf6752f0143f29caa19ffa3eb5b612252 URL: http://source.winehq.org/git/wine.git/?a=commit;h=79e8eaeaf6752f0143f29caa19...
Author: Huw Davies huw@codeweavers.com Date: Tue May 31 10:02:05 2011 +0100
gdi32: Add support for 4 bpp brushes.
---
dlls/gdi32/dibdrv/primitives.c | 175 ++++++++++++++++++++++++++++++++++++++++ 1 files changed, 175 insertions(+), 0 deletions(-)
diff --git a/dlls/gdi32/dibdrv/primitives.c b/dlls/gdi32/dibdrv/primitives.c index 8391971..018ef9a 100644 --- a/dlls/gdi32/dibdrv/primitives.c +++ b/dlls/gdi32/dibdrv/primitives.c @@ -536,6 +536,30 @@ static BOOL convert_to_8888(dib_info *dst, const dib_info *src, const RECT *src_ break; }
+ case 4: + { + BYTE *src_start = get_pixel_ptr_4(src, src_rect->left, src_rect->top), *src_pixel; + for(y = src_rect->top; y < src_rect->bottom; y++) + { + dst_pixel = dst_start; + src_pixel = src_start; + for(x = src_rect->left; x < src_rect->right; x++) + { + RGBQUAD rgb; + if(x & 1) + src_val = *src_pixel++ & 0xf; + else + src_val = (*src_pixel >> 4) & 0xf; + if(src_val >= src->color_table_size) src_val = src->color_table_size - 1; + rgb = src->color_table[src_val]; + *dst_pixel++ = rgb.rgbRed << 16 | rgb.rgbGreen << 8 | rgb.rgbBlue; + } + dst_start += dst->stride / 4; + src_start += src->stride; + } + break; + } + default: FIXME("Unsupported conversion: %d -> 8888\n", src->bit_count); return FALSE; @@ -631,6 +655,32 @@ static BOOL convert_to_32(dib_info *dst, const dib_info *src, const RECT *src_re break; }
+ case 4: + { + BYTE *src_start = get_pixel_ptr_4(src, src_rect->left, src_rect->top), *src_pixel; + for(y = src_rect->top; y < src_rect->bottom; y++) + { + dst_pixel = dst_start; + src_pixel = src_start; + for(x = src_rect->left; x < src_rect->right; x++) + { + RGBQUAD rgb; + if(x & 1) + src_val = *src_pixel++ & 0xf; + else + src_val = (*src_pixel >> 4) & 0xf; + if(src_val >= src->color_table_size) src_val = src->color_table_size - 1; + rgb = src->color_table[src_val]; + *dst_pixel++ = put_field(rgb.rgbRed, dst->red_shift, dst->red_len) | + put_field(rgb.rgbGreen, dst->green_shift, dst->green_len) | + put_field(rgb.rgbBlue, dst->blue_shift, dst->blue_len); + } + dst_start += dst->stride / 4; + src_start += src->stride; + } + break; + } + default: FIXME("Unsupported conversion: %d -> 32\n", src->bit_count); return FALSE; @@ -724,6 +774,32 @@ static BOOL convert_to_555(dib_info *dst, const dib_info *src, const RECT *src_r break; }
+ case 4: + { + BYTE *src_start = get_pixel_ptr_4(src, src_rect->left, src_rect->top), *src_pixel; + for(y = src_rect->top; y < src_rect->bottom; y++) + { + dst_pixel = dst_start; + src_pixel = src_start; + for(x = src_rect->left; x < src_rect->right; x++) + { + RGBQUAD rgb; + if(x & 1) + src_val = *src_pixel++ & 0xf; + else + src_val = (*src_pixel >> 4) & 0xf; + if(src_val >= src->color_table_size) src_val = src->color_table_size - 1; + rgb = src->color_table[src_val]; + *dst_pixel++ = ((rgb.rgbRed << 7) & 0x7c00) | + ((rgb.rgbGreen << 2) & 0x03e0) | + ((rgb.rgbBlue >> 3) & 0x001f); + } + dst_start += dst->stride / 2; + src_start += src->stride; + } + break; + } + default: FIXME("Unsupported conversion: %d -> 555\n", src->bit_count); return FALSE; @@ -820,6 +896,32 @@ static BOOL convert_to_16(dib_info *dst, const dib_info *src, const RECT *src_re break; }
+ case 4: + { + BYTE *src_start = get_pixel_ptr_4(src, src_rect->left, src_rect->top), *src_pixel; + for(y = src_rect->top; y < src_rect->bottom; y++) + { + dst_pixel = dst_start; + src_pixel = src_start; + for(x = src_rect->left; x < src_rect->right; x++) + { + RGBQUAD rgb; + if(x & 1) + src_val = *src_pixel++ & 0xf; + else + src_val = (*src_pixel >> 4) & 0xf; + if(src_val >= src->color_table_size) src_val = src->color_table_size - 1; + rgb = src->color_table[src_val]; + *dst_pixel++ = put_field(rgb.rgbRed, dst->red_shift, dst->red_len) | + put_field(rgb.rgbGreen, dst->green_shift, dst->green_len) | + put_field(rgb.rgbBlue, dst->blue_shift, dst->blue_len); + } + dst_start += dst->stride / 2; + src_start += src->stride; + } + break; + } + default: FIXME("Unsupported conversion: %d -> 16\n", src->bit_count); return FALSE; @@ -940,6 +1042,30 @@ static BOOL convert_to_8(dib_info *dst, const dib_info *src, const RECT *src_rec break; }
+ case 4: + { + BYTE *src_start = get_pixel_ptr_4(src, src_rect->left, src_rect->top), *src_pixel; + for(y = src_rect->top; y < src_rect->bottom; y++) + { + dst_pixel = dst_start; + src_pixel = src_start; + for(x = src_rect->left; x < src_rect->right; x++) + { + RGBQUAD rgb; + if(x & 1) + src_val = *src_pixel++ & 0xf; + else + src_val = (*src_pixel >> 4) & 0xf; + if(src_val >= src->color_table_size) src_val = src->color_table_size - 1; + rgb = src->color_table[src_val]; + *dst_pixel++ = colorref_to_pixel_colortable(dst, RGB(rgb.rgbRed, rgb.rgbGreen, rgb.rgbBlue)); + } + dst_start += dst->stride; + src_start += src->stride; + } + break; + } + default: FIXME("Unsupported conversion: %d -> 8\n", src->bit_count); return FALSE; @@ -1056,6 +1182,55 @@ static BOOL convert_to_4(dib_info *dst, const dib_info *src, const RECT *src_rec break; }
+ case 4: + { + BYTE *src_start = get_pixel_ptr_4(src, src_rect->left, src_rect->top), *src_pixel; + + if(color_tables_match(dst, src) && (src_rect->left & 1) == 0) + { + if(src->stride > 0 && dst->stride > 0 && src_rect->left == 0 && src_rect->right == src->width) + memcpy(dst->bits, src_start, (src_rect->bottom - src_rect->top) * src->stride); + else + { + for(y = src_rect->top; y < src_rect->bottom; y++) + { + memcpy(dst_start, src_start, (src_rect->right - src_rect->left + 1) / 2); + dst_start += dst->stride; + src_start += src->stride; + } + } + } + else + { + for(y = src_rect->top; y < src_rect->bottom; y++) + { + dst_pixel = dst_start; + src_pixel = src_start; + for(x = src_rect->left; x < src_rect->right; x++) + { + RGBQUAD rgb; + if(x & 1) + src_val = *src_pixel++ & 0xf; + else + src_val = (*src_pixel >> 4) & 0xf; + if(src_val >= src->color_table_size) src_val = src->color_table_size - 1; + rgb = src->color_table[src_val]; + dst_val = colorref_to_pixel_colortable(dst, RGB(rgb.rgbRed, rgb.rgbGreen, rgb.rgbBlue)); + if((x - src_rect->left) & 1) + { + *dst_pixel = (dst_val & 0x0f) | (*dst_pixel & 0xf0); + dst_pixel++; + } + else + *dst_pixel = (dst_val << 4) & 0xf0; + } + dst_start += dst->stride; + src_start += src->stride; + } + } + break; + } + default: FIXME("Unsupported conversion: %d -> 4\n", src->bit_count); return FALSE;