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GL error checks, remove GL_ALPHA_TEST check, which doesn't work in GLES2.

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This commit is contained in:
elasota
2020-10-16 20:06:32 -04:00
parent febd0e05ac
commit ad5a0795f4
1 changed files with 26 additions and 10 deletions
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36
AerofoilSDL/GpDisplayDriver_SDL_GL2.cpp
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@@ -207,6 +207,12 @@ struct GpGLFunctions
bool LookUpFunctions();
};
static void CheckGLError(const GpGLFunctions &gl)
{
GLenum errorCode = gl.GetError();
assert(errorCode == 0);
}
class GpGLObject
{
public:
@@ -942,8 +948,7 @@ void GpDisplayDriverSurface_GL2::UploadEntire(const void *data, size_t pitch)
{
assert(pitch == m_pitch);
GLenum preError = m_gl->GetError();
GLenum preError2 = m_gl->GetError();
CheckGLError(*m_gl);
const GLint internalFormat = ResolveGLInternalFormat();
const GLenum glFormat = ResolveGLFormat();
@@ -953,9 +958,7 @@ void GpDisplayDriverSurface_GL2::UploadEntire(const void *data, size_t pitch)
m_gl->TexImage2D(GL_TEXTURE_2D, 0, internalFormat, m_paddedTextureWidth, m_height, 0, glFormat, glType, data);
m_gl->BindTexture(GL_TEXTURE_2D, 0);
GLenum postError = m_gl->GetError();
int n = 0;
CheckGLError(*m_gl);
}
void GpDisplayDriverSurface_GL2::Destroy()
@@ -992,6 +995,8 @@ GpGLTexture *GpDisplayDriverSurface_GL2::GetTexture() const
bool GpDisplayDriverSurface_GL2::Init()
{
CheckGLError(*m_gl);
m_gl->BindTexture(GL_TEXTURE_2D, m_texture->GetID());
m_gl->PixelStorei(GL_UNPACK_ALIGNMENT, 1);
m_gl->TexImage2D(GL_TEXTURE_2D, 0, ResolveGLInternalFormat(), m_paddedTextureWidth, m_height, 0, ResolveGLFormat(), ResolveGLType(), nullptr);
@@ -1001,6 +1006,8 @@ bool GpDisplayDriverSurface_GL2::Init()
m_gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
m_gl->BindTexture(GL_TEXTURE_2D, 0);
CheckGLError(*m_gl);
return true;
}
@@ -1872,8 +1879,12 @@ void GpDisplayDriver_SDL_GL2::DrawSurface(IGpDisplayDriverSurface *surface, int3
return;
}
CheckGLError(m_gl);
m_gl.UseProgram(program->m_program->GetID());
CheckGLError(m_gl);
{
const float twoDivWidth = 2.0f / static_cast<float>(m_windowWidthVirtual);
const float negativeTwoDivHeight = -2.0f / static_cast<float>(m_windowHeightVirtual);
@@ -1943,6 +1954,7 @@ void GpDisplayDriver_SDL_GL2::DrawSurface(IGpDisplayDriverSurface *surface, int3
m_gl.DrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, nullptr);
m_gl.BindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
CheckGLError(m_gl);
if (pixelFormat == GpPixelFormats::k8BitStandard || pixelFormat == GpPixelFormats::k8BitCustom)
{
@@ -1957,8 +1969,7 @@ void GpDisplayDriver_SDL_GL2::DrawSurface(IGpDisplayDriverSurface *surface, int3
m_gl.UseProgram(0);
if (effects->m_flicker)
m_gl.Disable(GL_ALPHA_TEST);
CheckGLError(m_gl);
}
@@ -2507,7 +2518,7 @@ void GpDisplayDriver_SDL_GL2::ScaleVirtualScreen()
m_gl.ActiveTexture(GL_TEXTURE0 + 0);
m_gl.BindTexture(GL_TEXTURE_2D, m_virtualScreenTexture->GetID());
m_gl.Uniform1i(m_scaleQuadProgram.m_pixelSurfaceTextureLocation, 0);
m_gl.Uniform1i(program.m_pixelSurfaceTextureLocation, 0);
m_gl.BindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_quadIndexBuffer->GetID());
m_gl.DrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, nullptr);
@@ -2633,7 +2644,7 @@ GpDisplayDriverTickStatus_t GpDisplayDriver_SDL_GL2::PresentFrameAndSync()
ScaleVirtualScreen();
GLenum errorCode = m_gl.GetError();
CheckGLError(m_gl);
SDL_GL_SwapWindow(m_window);
@@ -2732,7 +2743,12 @@ GpDisplayDriverTickStatus_t GpDisplayDriver_SDL_GL2::PresentFrameAndSync()
GpDisplayDriverTickStatus_t tickStatus = m_properties.m_tickFunc(m_properties.m_tickFuncContext, m_vosFiber);
m_frameTimeAccumulated -= m_frameTimeSliceSize;
if (tickStatus != GpDisplayDriverTickStatuses::kOK)
if (tickStatus == GpDisplayDriverTickStatuses::kSynchronizing)
{
m_frameTimeAccumulated = std::chrono::high_resolution_clock::duration::zero();
break;
}
else if (tickStatus != GpDisplayDriverTickStatuses::kOK)
return tickStatus;
}
}