/* Do not call while under the GL lock. */
ULONG CDECL wined3d_texture_decref(struct wined3d_texture *texture)
{
ULONG refcount = InterlockedDecrement(&texture->resource.ref);
TRACE("%p decreasing refcount to %u.\n", texture, refcount);
if (!refcount)
{
wined3d_texture_cleanup(texture);
texture->resource.parent_ops->wined3d_object_destroyed(texture->resource.parent);
HeapFree(GetProcessHeap(), 0, texture);
}
return refcount;
}
ULONG CDECL wined3d_texture_decref(struct wined3d_texture *texture)
{
ULONG refcount = InterlockedDecrement(&texture->resource.ref);
TRACE("%p decreasing refcount to %u.\n", texture, refcount);
if (!refcount)
{
void *parent = texture->resource.parent;
const struct wined3d_parent_ops *parent_ops = texture->resource.parent_ops;
wined3d_texture_cleanup(texture);
parent_ops->wined3d_object_destroyed(parent);
}
return refcount;
}
static HRESULT texture_init(struct wined3d_texture *texture, UINT width, UINT height, UINT levels,
struct wined3d_device *device, DWORD usage, enum wined3d_format_id format_id, enum wined3d_pool pool,
void *parent, const struct wined3d_parent_ops *parent_ops)
{
const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
UINT pow2_width, pow2_height;
UINT tmp_w, tmp_h;
unsigned int i;
HRESULT hr;
/* TODO: It should only be possible to create textures for formats
* that are reported as supported. */
if (WINED3DFMT_UNKNOWN >= format_id)
{
WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
return WINED3DERR_INVALIDCALL;
}
/* Non-power2 support. */
if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
{
pow2_width = width;
pow2_height = height;
}
else
{
/* Find the nearest pow2 match. */
pow2_width = pow2_height = 1;
while (pow2_width < width) pow2_width <<= 1;
while (pow2_height < height) pow2_height <<= 1;
if (pow2_width != width || pow2_height != height)
{
if (levels > 1)
{
WARN("Attempted to create a mipmapped np2 texture without unconditional np2 support.\n");
return WINED3DERR_INVALIDCALL;
}
levels = 1;
}
}
/* Calculate levels for mip mapping. */
if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
{
if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
{
WARN("No mipmap generation support, returning WINED3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
if (levels > 1)
{
WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning WINED3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
levels = 1;
}
else if (!levels)
{
levels = wined3d_log2i(max(width, height)) + 1;
TRACE("Calculated levels = %u.\n", levels);
}
hr = wined3d_texture_init(texture, &texture2d_ops, 1, levels,
WINED3D_RTYPE_TEXTURE, device, usage, format, pool,
parent, parent_ops, &texture2d_resource_ops);
if (FAILED(hr))
{
WARN("Failed to initialize texture, returning %#x.\n", hr);
return hr;
}
/* Precalculated scaling for 'faked' non power of two texture coords.
* Second also don't use ARB_TEXTURE_RECTANGLE in case the surface format is P8 and EXT_PALETTED_TEXTURE
* is used in combination with texture uploads (RTL_READTEX). The reason is that EXT_PALETTED_TEXTURE
* doesn't work in combination with ARB_TEXTURE_RECTANGLE. */
if (gl_info->supported[WINED3D_GL_NORMALIZED_TEXRECT] && (width != pow2_width || height != pow2_height))
{
texture->pow2_matrix[0] = 1.0f;
texture->pow2_matrix[5] = 1.0f;
texture->pow2_matrix[10] = 1.0f;
texture->pow2_matrix[15] = 1.0f;
texture->target = GL_TEXTURE_2D;
texture->flags |= WINED3D_TEXTURE_COND_NP2;
texture->min_mip_lookup = minMipLookup_noFilter;
}
else if (gl_info->supported[ARB_TEXTURE_RECTANGLE] && (width != pow2_width || height != pow2_height)
&& !(format->id == WINED3DFMT_P8_UINT && gl_info->supported[EXT_PALETTED_TEXTURE]
&& wined3d_settings.rendertargetlock_mode == RTL_READTEX))
{
if (width != 1 || height != 1)
texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
texture->pow2_matrix[0] = (float)width;
texture->pow2_matrix[5] = (float)height;
texture->pow2_matrix[10] = 1.0f;
texture->pow2_matrix[15] = 1.0f;
texture->target = GL_TEXTURE_RECTANGLE_ARB;
texture->flags |= WINED3D_TEXTURE_COND_NP2;
if (texture->resource.format->flags & WINED3DFMT_FLAG_FILTERING)
texture->min_mip_lookup = minMipLookup_noMip;
else
texture->min_mip_lookup = minMipLookup_noFilter;
}
else
{
if ((width != pow2_width) || (height != pow2_height))
{
texture->pow2_matrix[0] = (((float)width) / ((float)pow2_width));
texture->pow2_matrix[5] = (((float)height) / ((float)pow2_height));
texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
}
else
{
texture->pow2_matrix[0] = 1.0f;
texture->pow2_matrix[5] = 1.0f;
}
texture->pow2_matrix[10] = 1.0f;
texture->pow2_matrix[15] = 1.0f;
texture->target = GL_TEXTURE_2D;
}
TRACE("xf(%f) yf(%f)\n", texture->pow2_matrix[0], texture->pow2_matrix[5]);
/* Generate all the surfaces. */
tmp_w = width;
tmp_h = height;
for (i = 0; i < texture->level_count; ++i)
{
struct wined3d_surface *surface;
/* Use the callback to create the texture surface. */
if (FAILED(hr = device->device_parent->ops->create_texture_surface(device->device_parent,
parent, tmp_w, tmp_h, format->id, usage, pool, i, &surface)))
{
FIXME("Failed to create surface %p, hr %#x\n", texture, hr);
wined3d_texture_cleanup(texture);
return hr;
}
surface_set_container(surface, WINED3D_CONTAINER_TEXTURE, texture);
surface_set_texture_target(surface, texture->target, i);
texture->sub_resources[i] = &surface->resource;
TRACE("Created surface level %u @ %p.\n", i, surface);
/* Calculate the next mipmap level. */
tmp_w = max(1, tmp_w >> 1);
tmp_h = max(1, tmp_h >> 1);
}
return WINED3D_OK;
}
static HRESULT cubetexture_init(struct wined3d_texture *texture, UINT edge_length, UINT levels,
struct wined3d_device *device, DWORD usage, enum wined3d_format_id format_id, enum wined3d_pool pool,
void *parent, const struct wined3d_parent_ops *parent_ops)
{
const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
UINT pow2_edge_length;
unsigned int i, j;
UINT tmp_w;
HRESULT hr;
/* TODO: It should only be possible to create textures for formats
* that are reported as supported. */
if (WINED3DFMT_UNKNOWN >= format_id)
{
WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
return WINED3DERR_INVALIDCALL;
}
if (!gl_info->supported[ARB_TEXTURE_CUBE_MAP] && pool != WINED3D_POOL_SCRATCH)
{
WARN("(%p) : Tried to create not supported cube texture.\n", texture);
return WINED3DERR_INVALIDCALL;
}
/* Calculate levels for mip mapping */
if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
{
if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
{
WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
if (levels > 1)
{
WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
levels = 1;
}
else if (!levels)
{
levels = wined3d_log2i(edge_length) + 1;
TRACE("Calculated levels = %u.\n", levels);
}
hr = wined3d_texture_init(texture, &texture2d_ops, 6, levels,
WINED3D_RTYPE_CUBE_TEXTURE, device, usage, format, pool,
parent, parent_ops, &texture2d_resource_ops);
if (FAILED(hr))
{
WARN("Failed to initialize texture, returning %#x\n", hr);
return hr;
}
/* Find the nearest pow2 match. */
pow2_edge_length = 1;
while (pow2_edge_length < edge_length) pow2_edge_length <<= 1;
if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO] || (edge_length == pow2_edge_length))
{
/* Precalculated scaling for 'faked' non power of two texture coords. */
texture->pow2_matrix[0] = 1.0f;
texture->pow2_matrix[5] = 1.0f;
texture->pow2_matrix[10] = 1.0f;
texture->pow2_matrix[15] = 1.0f;
}
else
{
/* Precalculated scaling for 'faked' non power of two texture coords. */
texture->pow2_matrix[0] = ((float)edge_length) / ((float)pow2_edge_length);
texture->pow2_matrix[5] = ((float)edge_length) / ((float)pow2_edge_length);
texture->pow2_matrix[10] = ((float)edge_length) / ((float)pow2_edge_length);
texture->pow2_matrix[15] = 1.0f;
texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
}
texture->target = GL_TEXTURE_CUBE_MAP_ARB;
/* Generate all the surfaces. */
tmp_w = edge_length;
for (i = 0; i < texture->level_count; ++i)
{
/* Create the 6 faces. */
for (j = 0; j < 6; ++j)
{
static const GLenum cube_targets[6] =
{
GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
};
UINT idx = j * texture->level_count + i;
struct wined3d_surface *surface;
if (FAILED(hr = device->device_parent->ops->create_texture_surface(device->device_parent,
parent, tmp_w, tmp_w, format_id, usage, pool, idx, &surface)))
{
FIXME("(%p) Failed to create surface, hr %#x.\n", texture, hr);
wined3d_texture_cleanup(texture);
return hr;
}
surface_set_container(surface, WINED3D_CONTAINER_TEXTURE, texture);
surface_set_texture_target(surface, cube_targets[j], i);
texture->sub_resources[idx] = &surface->resource;
TRACE("Created surface level %u @ %p.\n", i, surface);
}
tmp_w = max(1, tmp_w >> 1);
}
return WINED3D_OK;
}
static HRESULT volumetexture_init(struct wined3d_texture *texture, UINT width, UINT height,
UINT depth, UINT levels, struct wined3d_device *device, DWORD usage, enum wined3d_format_id format_id,
enum wined3d_pool pool, void *parent, const struct wined3d_parent_ops *parent_ops)
{
const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
UINT tmp_w, tmp_h, tmp_d;
unsigned int i;
HRESULT hr;
/* TODO: It should only be possible to create textures for formats
* that are reported as supported. */
if (WINED3DFMT_UNKNOWN >= format_id)
{
WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
return WINED3DERR_INVALIDCALL;
}
if (!gl_info->supported[EXT_TEXTURE3D])
{
WARN("(%p) : Texture cannot be created - no volume texture support.\n", texture);
return WINED3DERR_INVALIDCALL;
}
/* Calculate levels for mip mapping. */
if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
{
if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
{
WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
if (levels > 1)
{
WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
levels = 1;
}
else if (!levels)
{
levels = wined3d_log2i(max(max(width, height), depth)) + 1;
TRACE("Calculated levels = %u.\n", levels);
}
hr = wined3d_texture_init(texture, &texture3d_ops, 1, levels,
WINED3D_RTYPE_VOLUME_TEXTURE, device, usage, format, pool,
parent, parent_ops, &texture3d_resource_ops);
if (FAILED(hr))
{
WARN("Failed to initialize texture, returning %#x.\n", hr);
return hr;
}
/* Is NP2 support for volumes needed? */
texture->pow2_matrix[0] = 1.0f;
texture->pow2_matrix[5] = 1.0f;
texture->pow2_matrix[10] = 1.0f;
texture->pow2_matrix[15] = 1.0f;
texture->target = GL_TEXTURE_3D;
/* Generate all the surfaces. */
tmp_w = width;
tmp_h = height;
tmp_d = depth;
for (i = 0; i < texture->level_count; ++i)
{
struct wined3d_volume *volume;
/* Create the volume. */
hr = device->device_parent->ops->create_volume(device->device_parent, parent,
tmp_w, tmp_h, tmp_d, format_id, pool, usage, &volume);
if (FAILED(hr))
{
ERR("Creating a volume for the volume texture failed, hr %#x.\n", hr);
wined3d_texture_cleanup(texture);
return hr;
}
/* Set its container to this texture. */
volume_set_container(volume, texture);
texture->sub_resources[i] = &volume->resource;
/* Calculate the next mipmap level. */
tmp_w = max(1, tmp_w >> 1);
tmp_h = max(1, tmp_h >> 1);
tmp_d = max(1, tmp_d >> 1);
}
return WINED3D_OK;
}
static HRESULT texture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
UINT levels, DWORD surface_flags, struct wined3d_device *device, void *parent,
const struct wined3d_parent_ops *parent_ops)
{
const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
struct wined3d_resource_desc surface_desc;
UINT pow2_width, pow2_height;
unsigned int i;
HRESULT hr;
/* TODO: It should only be possible to create textures for formats
* that are reported as supported. */
if (WINED3DFMT_UNKNOWN >= desc->format)
{
WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
return WINED3DERR_INVALIDCALL;
}
/* Non-power2 support. */
if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
{
pow2_width = desc->width;
pow2_height = desc->height;
}
else
{
/* Find the nearest pow2 match. */
pow2_width = pow2_height = 1;
while (pow2_width < desc->width)
pow2_width <<= 1;
while (pow2_height < desc->height)
pow2_height <<= 1;
if (pow2_width != desc->width || pow2_height != desc->height)
{
/* levels == 0 returns an error as well */
if (levels != 1)
{
if (desc->pool == WINED3D_POOL_SCRATCH)
{
WARN("Creating a scratch mipmapped NPOT texture despite lack of HW support.\n");
}
else
{
WARN("Attempted to create a mipmapped NPOT texture without unconditional NPOT support.\n");
return WINED3DERR_INVALIDCALL;
}
}
}
}
/* Calculate levels for mip mapping. */
if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
{
if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
{
WARN("No mipmap generation support, returning WINED3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
if (levels > 1)
{
WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning WINED3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
levels = 1;
}
else if (!levels)
{
levels = wined3d_log2i(max(desc->width, desc->height)) + 1;
TRACE("Calculated levels = %u.\n", levels);
}
if (FAILED(hr = wined3d_texture_init(texture, &texture2d_ops, 1, levels,
desc, device, parent, parent_ops, &texture_resource_ops)))
{
WARN("Failed to initialize texture, returning %#x.\n", hr);
return hr;
}
/* Precalculated scaling for 'faked' non power of two texture coords. */
if (gl_info->supported[WINED3D_GL_NORMALIZED_TEXRECT]
&& (desc->width != pow2_width || desc->height != pow2_height))
{
texture->pow2_matrix[0] = 1.0f;
texture->pow2_matrix[5] = 1.0f;
texture->pow2_matrix[10] = 1.0f;
texture->pow2_matrix[15] = 1.0f;
texture->target = GL_TEXTURE_2D;
texture->flags |= WINED3D_TEXTURE_COND_NP2;
texture->min_mip_lookup = minMipLookup_noFilter;
}
else if (gl_info->supported[ARB_TEXTURE_RECTANGLE]
&& (desc->width != pow2_width || desc->height != pow2_height))
{
texture->pow2_matrix[0] = (float)desc->width;
texture->pow2_matrix[5] = (float)desc->height;
texture->pow2_matrix[10] = 1.0f;
texture->pow2_matrix[15] = 1.0f;
texture->target = GL_TEXTURE_RECTANGLE_ARB;
texture->flags |= WINED3D_TEXTURE_COND_NP2;
texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
if (texture->resource.format->flags & WINED3DFMT_FLAG_FILTERING)
texture->min_mip_lookup = minMipLookup_noMip;
else
texture->min_mip_lookup = minMipLookup_noFilter;
}
else
{
if ((desc->width != pow2_width) || (desc->height != pow2_height))
{
texture->pow2_matrix[0] = (((float)desc->width) / ((float)pow2_width));
texture->pow2_matrix[5] = (((float)desc->height) / ((float)pow2_height));
texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
}
else
{
texture->pow2_matrix[0] = 1.0f;
texture->pow2_matrix[5] = 1.0f;
}
texture->pow2_matrix[10] = 1.0f;
texture->pow2_matrix[15] = 1.0f;
texture->target = GL_TEXTURE_2D;
}
TRACE("xf(%f) yf(%f)\n", texture->pow2_matrix[0], texture->pow2_matrix[5]);
/* Generate all the surfaces. */
surface_desc = *desc;
surface_desc.resource_type = WINED3D_RTYPE_SURFACE;
for (i = 0; i < texture->level_count; ++i)
{
struct wined3d_surface *surface;
if (FAILED(hr = wined3d_surface_create(texture, &surface_desc,
texture->target, i, 0, surface_flags, &surface)))
{
WARN("Failed to create surface, hr %#x.\n", hr);
wined3d_texture_cleanup(texture);
return hr;
}
texture->sub_resources[i] = &surface->resource;
TRACE("Created surface level %u @ %p.\n", i, surface);
/* Calculate the next mipmap level. */
surface_desc.width = max(1, surface_desc.width >> 1);
surface_desc.height = max(1, surface_desc.height >> 1);
}
return WINED3D_OK;
}
static HRESULT cubetexture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
UINT levels, DWORD surface_flags, struct wined3d_device *device, void *parent,
const struct wined3d_parent_ops *parent_ops)
{
const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
struct wined3d_resource_desc surface_desc;
unsigned int i, j;
HRESULT hr;
/* TODO: It should only be possible to create textures for formats
* that are reported as supported. */
if (WINED3DFMT_UNKNOWN >= desc->format)
{
WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
return WINED3DERR_INVALIDCALL;
}
if (!gl_info->supported[ARB_TEXTURE_CUBE_MAP] && desc->pool != WINED3D_POOL_SCRATCH)
{
WARN("(%p) : Tried to create not supported cube texture.\n", texture);
return WINED3DERR_INVALIDCALL;
}
/* Calculate levels for mip mapping */
if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
{
if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
{
WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
if (levels > 1)
{
WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
levels = 1;
}
else if (!levels)
{
levels = wined3d_log2i(desc->width) + 1;
TRACE("Calculated levels = %u.\n", levels);
}
if (!gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
{
UINT pow2_edge_length = 1;
while (pow2_edge_length < desc->width)
pow2_edge_length <<= 1;
if (desc->width != pow2_edge_length)
{
if (desc->pool == WINED3D_POOL_SCRATCH)
{
/* SCRATCH textures cannot be used for texturing */
WARN("Creating a scratch NPOT cube texture despite lack of HW support.\n");
}
else
{
WARN("Attempted to create a NPOT cube texture (edge length %u) without GL support.\n", desc->width);
return WINED3DERR_INVALIDCALL;
}
}
}
if (FAILED(hr = wined3d_texture_init(texture, &texture2d_ops, 6, levels,
desc, device, parent, parent_ops, &texture_resource_ops)))
{
WARN("Failed to initialize texture, returning %#x\n", hr);
return hr;
}
texture->pow2_matrix[0] = 1.0f;
texture->pow2_matrix[5] = 1.0f;
texture->pow2_matrix[10] = 1.0f;
texture->pow2_matrix[15] = 1.0f;
texture->target = GL_TEXTURE_CUBE_MAP_ARB;
/* Generate all the surfaces. */
surface_desc = *desc;
surface_desc.resource_type = WINED3D_RTYPE_SURFACE;
for (i = 0; i < texture->level_count; ++i)
{
/* Create the 6 faces. */
for (j = 0; j < 6; ++j)
{
static const GLenum cube_targets[6] =
{
GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
};
UINT idx = j * texture->level_count + i;
struct wined3d_surface *surface;
if (FAILED(hr = wined3d_surface_create(texture, &surface_desc,
cube_targets[j], i, j, surface_flags, &surface)))
{
WARN("Failed to create surface, hr %#x.\n", hr);
wined3d_texture_cleanup(texture);
return hr;
}
texture->sub_resources[idx] = &surface->resource;
TRACE("Created surface level %u @ %p.\n", i, surface);
}
surface_desc.width = max(1, surface_desc.width >> 1);
surface_desc.height = surface_desc.width;
}
return WINED3D_OK;
}
static HRESULT volumetexture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
UINT levels, struct wined3d_device *device, void *parent, const struct wined3d_parent_ops *parent_ops)
{
const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
struct wined3d_resource_desc volume_desc;
unsigned int i;
HRESULT hr;
/* TODO: It should only be possible to create textures for formats
* that are reported as supported. */
if (WINED3DFMT_UNKNOWN >= desc->format)
{
WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
return WINED3DERR_INVALIDCALL;
}
if (!gl_info->supported[EXT_TEXTURE3D])
{
WARN("(%p) : Texture cannot be created - no volume texture support.\n", texture);
return WINED3DERR_INVALIDCALL;
}
/* Calculate levels for mip mapping. */
if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
{
if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
{
WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
if (levels > 1)
{
WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
return WINED3DERR_INVALIDCALL;
}
levels = 1;
}
else if (!levels)
{
levels = wined3d_log2i(max(max(desc->width, desc->height), desc->depth)) + 1;
TRACE("Calculated levels = %u.\n", levels);
}
if (!gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
{
UINT pow2_w, pow2_h, pow2_d;
pow2_w = 1;
while (pow2_w < desc->width)
pow2_w <<= 1;
pow2_h = 1;
while (pow2_h < desc->height)
pow2_h <<= 1;
pow2_d = 1;
while (pow2_d < desc->depth)
pow2_d <<= 1;
if (pow2_w != desc->width || pow2_h != desc->height || pow2_d != desc->depth)
{
if (desc->pool == WINED3D_POOL_SCRATCH)
{
WARN("Creating a scratch NPOT volume texture despite lack of HW support.\n");
}
else
{
WARN("Attempted to create a NPOT volume texture (%u, %u, %u) without GL support.\n",
desc->width, desc->height, desc->depth);
return WINED3DERR_INVALIDCALL;
}
}
}
if (FAILED(hr = wined3d_texture_init(texture, &texture3d_ops, 1, levels,
desc, device, parent, parent_ops, &texture_resource_ops)))
{
WARN("Failed to initialize texture, returning %#x.\n", hr);
return hr;
}
texture->pow2_matrix[0] = 1.0f;
texture->pow2_matrix[5] = 1.0f;
texture->pow2_matrix[10] = 1.0f;
texture->pow2_matrix[15] = 1.0f;
texture->target = GL_TEXTURE_3D;
/* Generate all the surfaces. */
volume_desc = *desc;
volume_desc.resource_type = WINED3D_RTYPE_VOLUME;
for (i = 0; i < texture->level_count; ++i)
{
struct wined3d_volume *volume;
if (FAILED(hr = wined3d_volume_create(texture, &volume_desc, i, &volume)))
{
ERR("Creating a volume for the volume texture failed, hr %#x.\n", hr);
wined3d_texture_cleanup(texture);
return hr;
}
texture->sub_resources[i] = &volume->resource;
/* Calculate the next mipmap level. */
volume_desc.width = max(1, volume_desc.width >> 1);
volume_desc.height = max(1, volume_desc.height >> 1);
volume_desc.depth = max(1, volume_desc.depth >> 1);
}
return WINED3D_OK;
}
