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0032150: Visualization, TKOpenGl - ignore OpenGl_Caps::ffpEnable when FFP is unavailable

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OpenGl_Workspace::Activate() now implicitly disables OpenGl_Caps::ffpEnable when it is unsupported.
OpenGl_AspectsSprite::build() now ignores OpenGl_Caps::pntSpritesDisable when Display Lists are unsupported.
This commit is contained in:
kgv 2021-02-20 20:58:33 +03:00 committed by bugmaster
parent 93cdaa76da
commit 9299697997
5 changed files with 32 additions and 8 deletions
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7
src/OpenGl/OpenGl_AspectsSprite.cxx
View File

@ -253,9 +253,8 @@ void OpenGl_AspectsSprite::build (const Handle(OpenGl_Context)& theCtx,
return;
}
if (!theCtx.IsNull()
&& theCtx->core20fwd != NULL
&& !theCtx->caps->pntSpritesDisable)
if (theCtx->core20fwd != NULL
&& (!theCtx->caps->pntSpritesDisable || theCtx->core11 == NULL))
{
// Creating texture resource for using it with point sprites
Handle(Image_PixMap) anImage = aNewMarkerImage->GetImage();
@ -273,7 +272,7 @@ void OpenGl_AspectsSprite::build (const Handle(OpenGl_Context)& theCtx,
}
}
}
else
else if (theCtx->core11 != NULL)
{
#if !defined(GL_ES_VERSION_2_0)
// Creating list with bitmap for using it in compatibility mode

2
src/OpenGl/OpenGl_Context.cxx
View File

@ -2579,7 +2579,9 @@ void OpenGl_Context::SetLineStipple (const Standard_ShortReal theFactor,
// =======================================================================
void OpenGl_Context::SetLineWidth (const Standard_ShortReal theWidth)
{
#if !defined(GL_ES_VERSION_2_0)
if (core11 != NULL)
#endif
{
// glLineWidth() is still defined within Core Profile, but has no effect with values != 1.0f
core11fwd->glLineWidth (theWidth * myLineWidthScale);

5
src/OpenGl/OpenGl_GlFunctions.cxx
View File

@ -33,8 +33,13 @@
void OpenGl_GlFunctions::load (OpenGl_Context& theCtx,
Standard_Boolean theIsCoreProfile)
{
#if defined(GL_ES_VERSION_2_0)
(void )theIsCoreProfile;
theCtx.core11 = NULL;
#else
const bool isCoreProfile = theIsCoreProfile;
theCtx.core11 = !isCoreProfile ? (OpenGl_GlCore11* )this : NULL;
#endif
theCtx.core11fwd = (OpenGl_GlCore11Fwd* )this;
theCtx.core15 = NULL;
theCtx.core15fwd = NULL;

13
src/OpenGl/OpenGl_TextureFormat.cxx
View File

@ -123,12 +123,17 @@ OpenGl_TextureFormat OpenGl_TextureFormat::FindFormat (const Handle(OpenGl_Conte
{
OpenGl_TextureFormat aFormat;
aFormat.SetImageFormat (theFormat);
#if defined(GL_ES_VERSION_2_0)
const bool useRedRedAlpha = false;
#else
const bool useRedRedAlpha = (theCtx->core11 == NULL);
#endif
switch (theFormat)
{
case Image_Format_GrayF:
{
aFormat.SetNbComponents (1);
if (theCtx->core11 == NULL)
if (useRedRedAlpha)
{
aFormat.SetInternalFormat (theCtx->arbTexFloat ? GL_R32F : GL_R8);
aFormat.SetPixelFormat (GL_RED);
@ -148,7 +153,7 @@ OpenGl_TextureFormat OpenGl_TextureFormat::FindFormat (const Handle(OpenGl_Conte
case Image_Format_AlphaF:
{
aFormat.SetNbComponents (1);
if (theCtx->core11 == NULL)
if (useRedRedAlpha)
{
aFormat.SetInternalFormat (theCtx->arbTexFloat ? GL_R32F : GL_R8);
aFormat.SetPixelFormat (GL_RED);
@ -382,7 +387,7 @@ OpenGl_TextureFormat OpenGl_TextureFormat::FindFormat (const Handle(OpenGl_Conte
case Image_Format_Gray:
{
aFormat.SetNbComponents (1);
if (theCtx->core11 == NULL)
if (useRedRedAlpha)
{
aFormat.SetInternalFormat (GL_R8);
aFormat.SetPixelFormat (GL_RED);
@ -402,7 +407,7 @@ OpenGl_TextureFormat OpenGl_TextureFormat::FindFormat (const Handle(OpenGl_Conte
case Image_Format_Alpha:
{
aFormat.SetNbComponents (1);
if (theCtx->core11 == NULL)
if (useRedRedAlpha)
{
aFormat.SetInternalFormat (GL_R8);
aFormat.SetPixelFormat (GL_RED);

13
src/OpenGl/OpenGl_Workspace.cxx
View File

@ -168,6 +168,19 @@ Standard_Boolean OpenGl_Workspace::Activate()
ViewMatrix_applied = &myDefaultMatrix;
StructureMatrix_applied = &myDefaultMatrix;
if (myGlContext->core11 == NULL)
{
if (myGlContext->caps->ffpEnable)
{
#if defined(GL_ES_VERSION_2_0)
Message::SendWarning ("Warning: FFP is unsupported by OpenGL ES");
#else
Message::SendWarning ("Warning: FFP is unsupported by OpenGL Core Profile");
#endif
myGlContext->caps->ffpEnable = false;
}
}
ResetAppliedAspect();
// reset state for safety