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Fixed issue with decompressing DDS.

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This commit is contained in:
bkaradzic 2012-05-01 20:16:59 -07:00
parent fb37505a8a
commit 48c8200ed3
3 changed files with 23 additions and 10 deletions
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2
src/dds.cpp
View File

@ -423,10 +423,12 @@ bool parseDds(Dds& _dds, const Memory* _mem)
{
case DDPF_RGB:
blockSize *= 3;
bpp = 3;
break;
case DDPF_RGB|DDPF_ALPHAPIXELS:
blockSize *= 4;
bpp = 4;
break;
case DDPF_LUMINANCE:

15
src/renderer_d3d9.cpp
View File

@ -182,6 +182,8 @@ namespace bgfx
BGFX_FATAL(m_device, bgfx::Fatal::D3D9_UnableToCreateDevice, "Unable to create Direct3D9 device.");
DX_CHECK(m_device->GetDeviceCaps(&m_caps) );
m_fmtNULL = SUCCEEDED(m_d3d9->CheckDeviceFormat(D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, D3DFMT_X8R8G8B8, D3DUSAGE_DEPTHSTENCIL, D3DRTYPE_TEXTURE, D3DFMT_NULL) );
m_fmtDF16 = SUCCEEDED(m_d3d9->CheckDeviceFormat(D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, D3DFMT_X8R8G8B8, D3DUSAGE_DEPTHSTENCIL, D3DRTYPE_TEXTURE, D3DFMT_DF16) );
m_fmtDF24 = SUCCEEDED(m_d3d9->CheckDeviceFormat(D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, D3DFMT_X8R8G8B8, D3DUSAGE_DEPTHSTENCIL, D3DRTYPE_TEXTURE, D3DFMT_DF24) );
@ -466,6 +468,8 @@ namespace bgfx
}
#if BX_PLATFORM_WINDOWS
D3DCAPS9 m_caps;
D3DPERF_SetMarkerFunc m_D3DPERF_SetMarker;
D3DPERF_BeginEventFunc m_D3DPERF_BeginEvent;
D3DPERF_EndEventFunc m_D3DPERF_EndEvent;
@ -846,9 +850,9 @@ namespace bgfx
D3DFORMAT fmt = typefmt[dds.m_type];
bool decompress = false;
uint8_t bpp = dds.m_bpp;
if (decompress
|| (0 == dds.m_type) )
if (0 == dds.m_type)
{
switch (dds.m_bpp)
{
@ -865,6 +869,11 @@ namespace bgfx
break;
}
}
else if (decompress)
{
fmt = D3DFMT_A8R8G8B8;
bpp = 4;
}
DX_CHECK(s_renderCtx.m_device->CreateTexture(dds.m_width
, dds.m_height
@ -897,7 +906,7 @@ namespace bgfx
if (width != mip.m_width
|| height != mip.m_height)
{
uint32_t srcpitch = mip.m_width*mip.m_bpp;
uint32_t srcpitch = mip.m_width*bpp;
uint8_t* temp = (uint8_t*)g_realloc(NULL, srcpitch*mip.m_height);
mip.decode(temp);

16
src/renderer_gl.cpp
View File

@ -631,11 +631,16 @@ namespace bgfx
{
fmt = s_extension[Extension::GL_EXT_texture_format_BGRA8888].m_supported ? GL_BGRA_EXT : GL_RGBA;
if (dds.m_bpp == 1)
uint8_t bpp = 4;
if (dds.m_type == 0
&& dds.m_bpp == 1)
{
fmt = GL_LUMINANCE;
bpp = 1;
}
uint8_t* bits = (uint8_t*)g_realloc(NULL, dds.m_width*dds.m_height*bpp);
for (uint32_t lod = 0, num = dds.m_numMips; lod < num; ++lod)
{
width = uint32_max(1, width);
@ -644,9 +649,6 @@ namespace bgfx
Mip mip;
if (getRawImageData(dds, lod, _mem, mip) )
{
uint32_t srcpitch = mip.m_width*mip.m_bpp;
uint8_t* bits = (uint8_t*)g_realloc(NULL, srcpitch*mip.m_height);
mip.decode(bits);
if (GL_RGBA == fmt)
@ -676,13 +678,13 @@ namespace bgfx
, GL_UNSIGNED_BYTE
, bits
) );
g_free(bits);
}
width >>= 1;
height >>= 1;
}
g_free(bits);
}
else
{
@ -1139,7 +1141,7 @@ namespace bgfx
pos += len+1;
}
s_renderCtx.m_dxtSupport = false //true
s_renderCtx.m_dxtSupport = true
&& s_extension[Extension::GL_EXT_texture_compression_dxt1].m_supported
&& s_extension[Extension::GL_CHROMIUM_texture_compression_dxt3].m_supported
&& s_extension[Extension::GL_CHROMIUM_texture_compression_dxt5].m_supported