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Support combined depth/stencil buffers when using vendor extensions.

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This commit is contained in:
Adam M
2016-02-24 19:42:22 +00:00
parent ff91fa1327
commit 62b642f28a
1 changed files with 8 additions and 2 deletions
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src/modules/graphics/opengl/Canvas.cpp
+8 -2
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@@ -555,12 +555,16 @@ bool Canvas::checkCreateStencil()
GLenum attachment = GL_STENCIL_ATTACHMENT;
// Prefer a combined depth/stencil buffer.
if (GLAD_ES_VERSION_3_0 || GLAD_VERSION_3_0 || GLAD_ARB_framebuffer_object
|| GLAD_EXT_packed_depth_stencil || GLAD_OES_packed_depth_stencil)
if (GLAD_ES_VERSION_3_0 || GLAD_VERSION_3_0 || GLAD_ARB_framebuffer_object)
{
format = GL_DEPTH24_STENCIL8;
attachment = GL_DEPTH_STENCIL_ATTACHMENT;
}
else if (GLAD_EXT_packed_depth_stencil || GLAD_OES_packed_depth_stencil)
{
format = GL_DEPTH24_STENCIL8_OES;
attachment = GL_DEPTH_ATTACHMENT;
}
glGenRenderbuffers(1, &depth_stencil);
glBindRenderbuffer(GL_RENDERBUFFER, depth_stencil);
@@ -572,6 +576,8 @@ bool Canvas::checkCreateStencil()
// Attach the stencil buffer to the framebuffer object.
glFramebufferRenderbuffer(GL_FRAMEBUFFER, attachment, GL_RENDERBUFFER, depth_stencil);
if (format == GL_DEPTH24_STENCIL8_OES)
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER, depth_stencil);
glBindRenderbuffer(GL_RENDERBUFFER, 0);