wined3d: Decompress DXTn 3D textures on upload.
Signed-off-by: Connor McAdams <conmanx360@gmail.com> Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com> Signed-off-by: Matteo Bruni <mbruni@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Connor McAdams
Alexandre Julliard
parent
8a321bba69
commit
3d4001f4fc
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@ -477,3 +477,12 @@ void wined3d_resource_update_draw_binding(struct wined3d_resource *resource)
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resource->draw_binding = WINED3D_LOCATION_TEXTURE_RGB;
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}
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}
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const struct wined3d_format *wined3d_resource_get_decompress_format(struct wined3d_resource *resource,
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const struct wined3d_context *context)
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{
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if (resource->format_flags & (WINED3DFMT_FLAG_SRGB_READ | WINED3DFMT_FLAG_SRGB_WRITE)
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&& !(context->d3d_info->wined3d_creation_flags & WINED3D_SRGB_READ_WRITE_CONTROL))
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return wined3d_get_format(context->gl_info, WINED3DFMT_B8G8R8A8_UNORM_SRGB, resource->usage);
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return wined3d_get_format(context->gl_info, WINED3DFMT_B8G8R8A8_UNORM, resource->usage);
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}
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@ -1727,7 +1727,13 @@ void wined3d_texture_prepare_texture(struct wined3d_texture *texture, struct win
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if (texture->flags & alloc_flag)
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return;
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if (format->conv_byte_count)
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if (texture->resource.format_flags & WINED3DFMT_FLAG_DECOMPRESS)
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{
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TRACE("WINED3DFMT_FLAG_DECOMPRESS set.\n");
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texture->flags |= WINED3D_TEXTURE_CONVERTED;
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format = wined3d_resource_get_decompress_format(&texture->resource, context);
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}
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else if (format->conv_byte_count)
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{
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texture->flags |= WINED3D_TEXTURE_CONVERTED;
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}
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@ -1897,6 +1903,7 @@ void wined3d_texture_upload_data(struct wined3d_texture *texture, unsigned int s
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void *converted_mem = NULL;
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struct wined3d_format f;
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unsigned int level;
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BOOL decompress;
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GLenum target;
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TRACE("texture %p, sub_resource_idx %u, context %p, format %s, src_box %s, data {%#x:%p}, "
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@ -1948,20 +1955,31 @@ void wined3d_texture_upload_data(struct wined3d_texture *texture, unsigned int s
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bo.addr += src_box->left * format->byte_count;
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}
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if (format->upload)
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decompress = texture->resource.format_flags & WINED3DFMT_FLAG_DECOMPRESS;
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if (format->upload || decompress)
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{
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const struct wined3d_format *compressed_format = format;
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unsigned int dst_row_pitch, dst_slice_pitch;
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void *src_mem;
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if (texture->resource.format_flags & WINED3DFMT_FLAG_BLOCKS)
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ERR("Converting a block-based format.\n");
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if (decompress)
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{
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format = wined3d_resource_get_decompress_format(&texture->resource, context);
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}
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else
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{
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if (texture->resource.format_flags & WINED3DFMT_FLAG_BLOCKS)
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ERR("Converting a block-based format.\n");
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f = *format;
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f.byte_count = format->conv_byte_count;
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format = &f;
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f = *format;
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f.byte_count = format->conv_byte_count;
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format = &f;
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}
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wined3d_format_calculate_pitch(format, 1, update_w, update_h, &dst_row_pitch, &dst_slice_pitch);
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/* Note that uploading 3D textures may require quite some address
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* space; it may make sense to upload them per-slice instead. */
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if (!(converted_mem = heap_calloc(update_d, dst_slice_pitch)))
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{
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ERR("Failed to allocate upload buffer.\n");
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@ -1970,8 +1988,12 @@ void wined3d_texture_upload_data(struct wined3d_texture *texture, unsigned int s
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src_mem = context_map_bo_address(context, &bo, src_slice_pitch,
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GL_PIXEL_UNPACK_BUFFER, WINED3D_MAP_READ);
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format->upload(src_mem, converted_mem, src_row_pitch, src_slice_pitch,
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dst_row_pitch, dst_slice_pitch, update_w, update_h, update_d);
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if (decompress)
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compressed_format->decompress(src_mem, converted_mem, src_row_pitch, src_slice_pitch,
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dst_row_pitch, dst_slice_pitch, update_w, update_h, update_d);
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else
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format->upload(src_mem, converted_mem, src_row_pitch, src_slice_pitch,
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dst_row_pitch, dst_slice_pitch, update_w, update_h, update_d);
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context_unmap_bo_address(context, &bo, GL_PIXEL_UNPACK_BUFFER);
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bo.buffer_object = 0;
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@ -339,6 +339,230 @@ static const struct wined3d_format_base_flags format_base_flags[] =
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{WINED3DFMT_RESZ, WINED3DFMT_FLAG_EXTENSION},
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};
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static void rgb888_from_rgb565(WORD rgb565, BYTE *r, BYTE *g, BYTE *b)
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{
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BYTE c;
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/* (2⁸ - 1) / (2⁵ - 1) ≈ 2⁸ / 2⁵ + 2⁸ / 2¹⁰
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* (2⁸ - 1) / (2⁶ - 1) ≈ 2⁸ / 2⁶ + 2⁸ / 2¹² */
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c = rgb565 >> 11;
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*r = (c << 3) + (c >> 2);
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c = (rgb565 >> 5) & 0x3f;
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*g = (c << 2) + (c >> 4);
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c = rgb565 & 0x1f;
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*b = (c << 3) + (c >> 2);
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}
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static void build_dxtn_colour_table(WORD colour0, WORD colour1,
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DWORD colour_table[4], enum wined3d_format_id format_id)
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{
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unsigned int i;
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struct
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{
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BYTE r, g, b;
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} c[4];
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rgb888_from_rgb565(colour0, &c[0].r, &c[0].g, &c[0].b);
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rgb888_from_rgb565(colour1, &c[1].r, &c[1].g, &c[1].b);
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if (format_id == WINED3DFMT_BC1_UNORM && colour0 <= colour1)
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{
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c[2].r = (c[0].r + c[1].r) / 2;
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c[2].g = (c[0].g + c[1].g) / 2;
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c[2].b = (c[0].b + c[1].b) / 2;
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c[3].r = 0;
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c[3].g = 0;
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c[3].b = 0;
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}
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else
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{
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for (i = 0; i < 2; ++i)
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{
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c[i + 2].r = (2 * c[i].r + c[1 - i].r) / 3;
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c[i + 2].g = (2 * c[i].g + c[1 - i].g) / 3;
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c[i + 2].b = (2 * c[i].b + c[1 - i].b) / 3;
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}
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}
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for (i = 0; i < 4; ++i)
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{
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colour_table[i] = (c[i].r << 16) | (c[i].g << 8) | c[i].b;
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}
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}
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static void build_dxtn_alpha_table(BYTE alpha0, BYTE alpha1, BYTE alpha_table[8])
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{
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unsigned int i;
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alpha_table[0] = alpha0;
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alpha_table[1] = alpha1;
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if (alpha0 > alpha1)
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{
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for (i = 0; i < 6; ++i)
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{
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alpha_table[2 + i] = ((6 - i) * alpha0 + (i + 1) * alpha1) / 7;
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}
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return;
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}
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else
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{
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for (i = 0; i < 4; ++i)
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{
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alpha_table[2 + i] = ((4 - i) * alpha0 + (i + 1) * alpha1) / 5;
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}
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alpha_table[6] = 0x00;
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alpha_table[7] = 0xff;
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}
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}
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static void decompress_dxtn_block(const BYTE *src, BYTE *dst, unsigned int width,
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unsigned int height, unsigned int dst_row_pitch, enum wined3d_format_id format_id)
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{
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const UINT64 *s = (const UINT64 *)src;
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BOOL bc1_alpha = FALSE;
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DWORD colour_table[4];
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BYTE alpha_table[8];
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UINT64 alpha_bits;
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DWORD colour_bits;
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unsigned int x, y;
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BYTE colour_idx;
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DWORD *dst_row;
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BYTE alpha;
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if (format_id == WINED3DFMT_BC1_UNORM)
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{
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WORD colour0, colour1;
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alpha_bits = 0;
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colour0 = s[0] & 0xffff;
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colour1 = (s[0] >> 16) & 0xffff;
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colour_bits = (s[0] >> 32) & 0xffffffff;
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build_dxtn_colour_table(colour0, colour1, colour_table, format_id);
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if (colour0 <= colour1)
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bc1_alpha = TRUE;
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}
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else
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{
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alpha_bits = s[0];
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if (format_id == WINED3DFMT_BC3_UNORM)
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{
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build_dxtn_alpha_table(alpha_bits & 0xff, (alpha_bits >> 8) & 0xff, alpha_table);
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alpha_bits >>= 16;
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}
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colour_bits = (s[1] >> 32) & 0xffffffff;
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build_dxtn_colour_table(s[1] & 0xffff, (s[1] >> 16) & 0xffff, colour_table, format_id);
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}
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for (y = 0; y < height; ++y)
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{
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dst_row = (DWORD *)&dst[y * dst_row_pitch];
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for (x = 0; x < width; ++x)
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{
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colour_idx = (colour_bits >> (y * 8 + x * 2)) & 0x3;
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switch (format_id)
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{
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case WINED3DFMT_BC1_UNORM:
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alpha = bc1_alpha && colour_idx == 3 ? 0x00 : 0xff;
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break;
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case WINED3DFMT_BC2_UNORM:
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alpha = (alpha_bits >> (y * 16 + x * 4)) & 0xf;
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/* (2⁸ - 1) / (2⁴ - 1) ≈ 2⁸ / 2⁴ + 2⁸ / 2⁸ */
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alpha |= alpha << 4;
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break;
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case WINED3DFMT_BC3_UNORM:
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alpha = alpha_table[(alpha_bits >> (y * 12 + x * 3)) & 0x7];
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break;
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default:
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alpha = 0xff;
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break;
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}
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dst_row[x] = (alpha << 24) | colour_table[colour_idx];
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}
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}
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}
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static void decompress_dxtn(const BYTE *src, BYTE *dst, unsigned int src_row_pitch,
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unsigned int src_slice_pitch, unsigned int dst_row_pitch, unsigned int dst_slice_pitch,
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unsigned int width, unsigned int height, unsigned int depth, enum wined3d_format_id format_id)
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{
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unsigned int block_byte_count, block_w, block_h;
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const BYTE *src_row, *src_slice = src;
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BYTE *dst_row, *dst_slice = dst;
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unsigned int x, y, z;
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block_byte_count = format_id == WINED3DFMT_BC1_UNORM ? 8 : 16;
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for (z = 0; z < depth; ++z)
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{
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src_row = src_slice;
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dst_row = dst_slice;
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for (y = 0; y < height; y += 4)
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{
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for (x = 0; x < width; x += 4)
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{
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block_w = min(width - x, 4);
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block_h = min(height - y, 4);
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decompress_dxtn_block(&src_row[x * (block_byte_count / 4)],
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&dst_row[x * 4], block_w, block_h, dst_row_pitch, format_id);
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}
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src_row += src_row_pitch;
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dst_row += dst_row_pitch * 4;
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}
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src_slice += src_slice_pitch;
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dst_slice += dst_slice_pitch;
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}
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}
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static void decompress_bc3(const BYTE *src, BYTE *dst, unsigned int src_row_pitch,
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unsigned int src_slice_pitch, unsigned int dst_row_pitch, unsigned int dst_slice_pitch,
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unsigned int width, unsigned int height, unsigned int depth)
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{
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decompress_dxtn(src, dst, src_row_pitch, src_slice_pitch, dst_row_pitch,
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dst_slice_pitch, width, height, depth, WINED3DFMT_BC3_UNORM);
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}
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static void decompress_bc2(const BYTE *src, BYTE *dst, unsigned int src_row_pitch,
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unsigned int src_slice_pitch, unsigned int dst_row_pitch, unsigned int dst_slice_pitch,
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unsigned int width, unsigned int height, unsigned int depth)
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{
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decompress_dxtn(src, dst, src_row_pitch, src_slice_pitch, dst_row_pitch,
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dst_slice_pitch, width, height, depth, WINED3DFMT_BC2_UNORM);
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}
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static void decompress_bc1(const BYTE *src, BYTE *dst, unsigned int src_row_pitch,
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unsigned int src_slice_pitch, unsigned int dst_row_pitch, unsigned int dst_slice_pitch,
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unsigned int width, unsigned int height, unsigned int depth)
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{
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decompress_dxtn(src, dst, src_row_pitch, src_slice_pitch, dst_row_pitch,
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dst_slice_pitch, width, height, depth, WINED3DFMT_BC1_UNORM);
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}
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static const struct wined3d_format_decompress_info
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{
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enum wined3d_format_id id;
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void (*decompress)(const BYTE *src, BYTE *dst, unsigned int src_row_pitch, unsigned int src_slice_pitch,
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unsigned int dst_row_pitch, unsigned int dst_slice_pitch,
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unsigned int width, unsigned int height, unsigned int depth);
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}
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format_decompress_info[] =
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{
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{WINED3DFMT_DXT1, decompress_bc1},
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{WINED3DFMT_DXT2, decompress_bc2},
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{WINED3DFMT_DXT3, decompress_bc2},
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{WINED3DFMT_DXT4, decompress_bc3},
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{WINED3DFMT_DXT5, decompress_bc3},
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{WINED3DFMT_BC1_UNORM, decompress_bc1},
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{WINED3DFMT_BC2_UNORM, decompress_bc2},
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{WINED3DFMT_BC3_UNORM, decompress_bc3},
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};
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struct wined3d_format_block_info
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{
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enum wined3d_format_id id;
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@ -437,6 +661,9 @@ struct wined3d_format_texture_info
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void (*download)(const BYTE *src, BYTE *dst, unsigned int src_row_pitch, unsigned int src_slice_pitch,
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unsigned int dst_row_pitch, unsigned int dst_slice_pitch,
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unsigned int width, unsigned int height, unsigned int depth);
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void (*decompress)(const BYTE *src, BYTE *dst, unsigned int src_row_pitch, unsigned int src_slice_pitch,
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unsigned int dst_row_pitch, unsigned int dst_slice_pitch,
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unsigned int width, unsigned int height, unsigned int depth);
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};
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static void convert_l4a4_unorm(const BYTE *src, BYTE *dst, UINT src_row_pitch, UINT src_slice_pitch,
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@ -1897,6 +2124,34 @@ static BOOL init_format_block_info(struct wined3d_gl_info *gl_info)
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return TRUE;
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}
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/* Most compressed formats are not supported for 3D textures by OpenGL.
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*
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* In the case of the S3TC/DXTn formats, NV_texture_compression_vtc provides
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* these formats for 3D textures, but unfortunately the block layout is
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* different from the one used by Direct3D.
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*
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* Since applications either don't check format availability at all before
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* using these, or refuse to run without them, we decompress them on upload.
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*
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* Affected applications include "Heroes VI", "From Dust", "Halo Online" and
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* "Eldorado". */
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static BOOL init_format_decompress_info(struct wined3d_gl_info *gl_info)
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{
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struct wined3d_format *format;
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unsigned int i;
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for (i = 0; i < ARRAY_SIZE(format_decompress_info); ++i)
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{
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if (!(format = get_format_internal(gl_info, format_decompress_info[i].id)))
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return FALSE;
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format->flags[WINED3D_GL_RES_TYPE_TEX_3D] |= WINED3DFMT_FLAG_DECOMPRESS;
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format->decompress = format_decompress_info[i].decompress;
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}
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return TRUE;
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}
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static GLenum wined3d_gl_type_to_enum(enum wined3d_gl_resource_type type)
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{
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switch (type)
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@ -3390,34 +3645,8 @@ static void apply_format_fixups(struct wined3d_adapter *adapter, struct wined3d_
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}
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}
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/* GL_EXT_texture_compression_s3tc does not support 3D textures. Some Windows drivers
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* for dx9 GPUs support it, some do not, so not supporting DXTn volumes is OK for d3d9.
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*
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* Note that GL_NV_texture_compression_vtc adds this functionality to OpenGL, but the
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* block layout is not compatible with the one used by d3d. See volume_dxt5_test. */
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idx = get_format_idx(WINED3DFMT_DXT1);
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gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
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idx = get_format_idx(WINED3DFMT_DXT2);
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gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
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idx = get_format_idx(WINED3DFMT_DXT3);
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gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
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idx = get_format_idx(WINED3DFMT_DXT4);
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gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
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idx = get_format_idx(WINED3DFMT_DXT5);
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gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
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idx = get_format_idx(WINED3DFMT_BC1_UNORM);
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gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
|
||||
idx = get_format_idx(WINED3DFMT_BC1_UNORM_SRGB);
|
||||
gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
|
||||
idx = get_format_idx(WINED3DFMT_BC2_UNORM);
|
||||
gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
|
||||
idx = get_format_idx(WINED3DFMT_BC2_UNORM_SRGB);
|
||||
gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
|
||||
idx = get_format_idx(WINED3DFMT_BC3_UNORM);
|
||||
gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
|
||||
idx = get_format_idx(WINED3DFMT_BC3_UNORM_SRGB);
|
||||
gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
|
||||
/* Similarly with ATI1N / ATI2N and GL_ARB_texture_compression_rgtc. */
|
||||
/* These formats are not supported for 3D textures. See also
|
||||
* WINED3DFMT_FLAG_DECOMPRESS. */
|
||||
idx = get_format_idx(WINED3DFMT_ATI1N);
|
||||
gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
|
||||
idx = get_format_idx(WINED3DFMT_ATI2N);
|
||||
|
|
@ -3742,6 +3971,7 @@ BOOL wined3d_adapter_init_format_info(struct wined3d_adapter *adapter, struct wi
|
|||
|
||||
if (!init_format_base_info(gl_info)) return FALSE;
|
||||
if (!init_format_block_info(gl_info)) goto fail;
|
||||
if (!init_format_decompress_info(gl_info)) goto fail;
|
||||
|
||||
if (!ctx) /* WINED3D_NO3D */
|
||||
return TRUE;
|
||||
|
|
|
|||
|
|
@ -3081,6 +3081,8 @@ HRESULT resource_init(struct wined3d_resource *resource, struct wined3d_device *
|
|||
void resource_unload(struct wined3d_resource *resource) DECLSPEC_HIDDEN;
|
||||
BOOL wined3d_resource_allocate_sysmem(struct wined3d_resource *resource) DECLSPEC_HIDDEN;
|
||||
void wined3d_resource_free_sysmem(struct wined3d_resource *resource) DECLSPEC_HIDDEN;
|
||||
const struct wined3d_format *wined3d_resource_get_decompress_format(struct wined3d_resource *resource,
|
||||
const struct wined3d_context *context) DECLSPEC_HIDDEN;
|
||||
GLbitfield wined3d_resource_gl_map_flags(DWORD d3d_flags) DECLSPEC_HIDDEN;
|
||||
GLenum wined3d_resource_gl_legacy_map_flags(DWORD d3d_flags) DECLSPEC_HIDDEN;
|
||||
BOOL wined3d_resource_is_offscreen(struct wined3d_resource *resource) DECLSPEC_HIDDEN;
|
||||
|
|
@ -4231,6 +4233,7 @@ extern enum wined3d_format_id pixelformat_for_depth(DWORD depth) DECLSPEC_HIDDEN
|
|||
#define WINED3DFMT_FLAG_EXTENSION 0x00000020
|
||||
#define WINED3DFMT_FLAG_FBO_ATTACHABLE 0x00000040
|
||||
#define WINED3DFMT_FLAG_FBO_ATTACHABLE_SRGB 0x00000080
|
||||
#define WINED3DFMT_FLAG_DECOMPRESS 0x00000100
|
||||
#define WINED3DFMT_FLAG_FLOAT 0x00000200
|
||||
#define WINED3DFMT_FLAG_BUMPMAP 0x00000400
|
||||
#define WINED3DFMT_FLAG_SRGB_READ 0x00000800
|
||||
|
|
@ -4304,6 +4307,9 @@ struct wined3d_format
|
|||
void (*download)(const BYTE *src, BYTE *dst, unsigned int src_row_pitch, unsigned int src_slice_pitch,
|
||||
unsigned int dst_row_pitch, unsigned dst_slice_pitch,
|
||||
unsigned int width, unsigned int height, unsigned int depth);
|
||||
void (*decompress)(const BYTE *src, BYTE *dst, unsigned int src_row_pitch, unsigned int src_slice_pitch,
|
||||
unsigned int dst_row_pitch, unsigned dst_slice_pitch,
|
||||
unsigned int width, unsigned int height, unsigned int depth);
|
||||
|
||||
enum wined3d_format_id typeless_id;
|
||||
GLenum gl_view_class;
|
||||
|
|
|
|||
Loading…
Reference in New Issue