cpp/openttd-patchpack/source Changeset - r24921:81caabd813bc

Changeset - r24921:81caabd813bc

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Michael Lutz - 3 years ago 2021-02-21 21:17:11
michi@icosahedron.de

Codechange: [OpenGL] Separate context state setup from general init.

2 files changed with 10 insertions and 3 deletions:

src/video/opengl.cpp

src/video/opengl.h

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src/video/opengl.cpp

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@@ @@ -621,14 +621,19 @@ const char *OpenGLBackend::Init() @@
 	/* Create resources for sprite rendering. */
 	if (!OpenGLSprite::Create()) return "Failed to create sprite rendering resources";
 	this->PrepareContext();
 	(void)glGetError(); // Clear errors.
 	return nullptr;
+}
 void OpenGLBackend::PrepareContext()
+{
 	glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
 	glDisable(GL_DEPTH_TEST);
 	/* Enable alpha blending using the src alpha factor. */
 	glEnable(GL_BLEND);
 	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 	(void)glGetError(); // Clear errors.
 	return nullptr;
+}
 /**

src/video/opengl.h

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@@ @@ -73,6 +73,8 @@ public: @@
 	static const char *Create(GetOGLProcAddressProc get_proc);
 	static void Destroy();
 	void PrepareContext();
 	void UpdatePalette(const Colour *pal, uint first, uint length);
 	bool Resize(int w, int h, bool force = false);
 	void Paint();

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