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Remove unnecessary stencil buffer for C++ opengl texture import example

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Simon Hausmann 2023-05-27 13:26:14 +02:00 • committed by Simon Hausmann
parent 11310bba4c
commit ce20b43eb3
1 changed files with 0 additions and 13 deletions
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13
examples/opengl_texture/main.cpp
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@ -59,8 +59,6 @@ static GLint compile_shader(GLuint program, GLuint shader_type, const GLchar *co
DEFINE_SCOPED_BINDING(ScopedTextureBinding, GL_TEXTURE_BINDING_2D, glBindTexture, GL_TEXTURE_2D); DEFINE_SCOPED_BINDING(ScopedTextureBinding, GL_TEXTURE_BINDING_2D, glBindTexture, GL_TEXTURE_2D);
DEFINE_SCOPED_BINDING(ScopedFrameBufferBinding, GL_DRAW_FRAMEBUFFER_BINDING, glBindFramebuffer, DEFINE_SCOPED_BINDING(ScopedFrameBufferBinding, GL_DRAW_FRAMEBUFFER_BINDING, glBindFramebuffer,
GL_DRAW_FRAMEBUFFER); GL_DRAW_FRAMEBUFFER);
DEFINE_SCOPED_BINDING(ScopedRenderBufferBinding, GL_RENDERBUFFER_BINDING, glBindRenderbuffer,
GL_RENDERBUFFER);
DEFINE_SCOPED_BINDING(ScopedVBOBinding, GL_ARRAY_BUFFER_BINDING, glBindBuffer, GL_ARRAY_BUFFER); DEFINE_SCOPED_BINDING(ScopedVBOBinding, GL_ARRAY_BUFFER_BINDING, glBindBuffer, GL_ARRAY_BUFFER);
struct ScopedVAOBinding struct ScopedVAOBinding
@ -83,13 +81,11 @@ struct DemoTexture
int width; int width;
int height; int height;
GLuint fbo; GLuint fbo;
GLuint stencil_rbo;
DemoTexture(int width, int height) : width(width), height(height) DemoTexture(int width, int height) : width(width), height(height)
{ {
glGenFramebuffers(1, &fbo); glGenFramebuffers(1, &fbo);
glGenTextures(1, &texture); glGenTextures(1, &texture);
glGenRenderbuffers(1, &stencil_rbo);
ScopedTextureBinding activeTexture(texture); ScopedTextureBinding activeTexture(texture);
@ -118,14 +114,6 @@ struct DemoTexture
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture, 0); glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture, 0);
{
ScopedRenderBufferBinding activeRBO(stencil_rbo);
glRenderbufferStorage(GL_RENDERBUFFER, GL_STENCIL_INDEX8, width, height);
}
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER,
stencil_rbo);
assert(glCheckFramebufferStatus(GL_FRAMEBUFFER) == GL_FRAMEBUFFER_COMPLETE); assert(glCheckFramebufferStatus(GL_FRAMEBUFFER) == GL_FRAMEBUFFER_COMPLETE);
glPixelStorei(GL_UNPACK_ALIGNMENT, old_unpack_alignment); glPixelStorei(GL_UNPACK_ALIGNMENT, old_unpack_alignment);
@ -139,7 +127,6 @@ struct DemoTexture
{ {
glDeleteFramebuffers(1, &fbo); glDeleteFramebuffers(1, &fbo);
glDeleteTextures(1, &texture); glDeleteTextures(1, &texture);
glDeleteRenderbuffers(1, &stencil_rbo);
} }
template<std::invocable<> Callback> template<std::invocable<> Callback>