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Fix pbuffer crash on Windows with old Intel drivers

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This commit is contained in:
rdb 2016-04-18 23:26:12 +02:00
parent 2f0bc01b68
commit 320f341467
1 changed files with 7 additions and 5 deletions
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12
panda/src/wgldisplay/wglGraphicsBuffer.cxx
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@ -74,10 +74,12 @@ begin_frame(FrameMode mode, Thread *current_thread) {
return false; return false;
} }
if (_fb_properties.is_single_buffered()) { if (_pbuffer_bound) {
wglgsg->_wglReleaseTexImageARB(_pbuffer, WGL_FRONT_LEFT_ARB); if (_fb_properties.is_single_buffered()) {
} else { wglgsg->_wglReleaseTexImageARB(_pbuffer, WGL_FRONT_LEFT_ARB);
wglgsg->_wglReleaseTexImageARB(_pbuffer, WGL_BACK_LEFT_ARB); } else {
wglgsg->_wglReleaseTexImageARB(_pbuffer, WGL_BACK_LEFT_ARB);
}
} }
if (!rebuild_bitplanes()) { if (!rebuild_bitplanes()) {
@ -146,7 +148,7 @@ bind_texture_to_pbuffer() {
for (size_t i = 0; i != cdata->_textures.size(); ++i) { for (size_t i = 0; i != cdata->_textures.size(); ++i) {
const RenderTexture &rt = cdata->_textures[i]; const RenderTexture &rt = cdata->_textures[i];
RenderTexturePlane plane = rt._plane; RenderTexturePlane plane = rt._plane;
if (plane == RTP_color) { if (plane == RTP_color && rt._rtm_mode == RTM_bind_or_copy) {
tex_index = i; tex_index = i;
break; break;
} }