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Clear render to texture textures to black when they are first created.

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This commit is contained in:
aignacio_sf 2008-02-01 01:33:42 +00:00
parent bba7914821
commit b481bcac00
2 changed files with 35 additions and 4 deletions
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37
panda/src/dxgsg9/dxTextureContext9.cxx
View File

@ -925,7 +925,7 @@ create_texture(DXScreenData &scrn) {
<< " => " << D3DFormatStr(target_pixel_format) << endl;
}
hr = fill_d3d_texture_pixels(scrn._supports_automatic_mipmap_generation);
hr = fill_d3d_texture_pixels(scrn._supports_automatic_mipmap_generation, scrn._d3d_device);
if (FAILED(hr)) {
dxgsg9_cat.debug ()
@ -1410,7 +1410,7 @@ exit_FillMipmapSurf:
// Description:
////////////////////////////////////////////////////////////////////
HRESULT DXTextureContext9::
fill_d3d_texture_pixels(bool supports_automatic_mipmap_generation) {
fill_d3d_texture_pixels(bool supports_automatic_mipmap_generation, IDirect3DDevice9 *device) {
if (get_texture()->get_texture_type() == Texture::TT_3d_texture) {
return fill_d3d_volume_texture_pixels();
}
@ -1424,7 +1424,38 @@ fill_d3d_texture_pixels(bool supports_automatic_mipmap_generation) {
// The texture doesn't have an image to load. That's ok; it
// might be a texture we've rendered to by frame buffer
// operations or something.
if (get_texture()->get_render_to_texture()) {
if (get_texture()->get_render_to_texture()) {
HRESULT result;
// clear render to texture
IDirect3DSurface9 *surface;
result = _d3d_2d_texture -> GetSurfaceLevel (0, &surface);
if (result == D3D_OK) {
D3DSURFACE_DESC surface_description;
if (surface -> GetDesc (&surface_description) == D3D_OK) {
IDirect3DSurface9 *current_render_target;
if (device -> GetRenderTarget (0, &current_render_target) == D3D_OK) {
if (device -> SetRenderTarget (0, surface) == D3D_OK) {
DWORD flags;
D3DCOLOR color;
color = 0xFF000000;
flags = D3DCLEAR_TARGET;
if (device -> Clear (NULL, NULL, flags, color, 0.0f, 0) == D3D_OK) {
}
}
device -> SetRenderTarget (0, current_render_target);
current_render_target -> Release();
}
}
surface -> Release();
}
return S_OK;
}
return E_FAIL;

2
panda/src/dxgsg9/dxTextureContext9.h
View File

@ -50,7 +50,7 @@ public:
private:
HRESULT fill_d3d_texture_mipmap_pixels(int mip_level, int depth_index, D3DFORMAT source_format);
HRESULT fill_d3d_texture_pixels(bool supports_automatic_mipmap_generation);
HRESULT fill_d3d_texture_pixels(bool supports_automatic_mipmap_generation, IDirect3DDevice9 *device);
HRESULT fill_d3d_volume_texture_pixels();
static int down_to_power_2(int value);
unsigned int get_bits_per_pixel(Texture::Format format, int *alphbits);