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Require OpenGL 4.1 (GeForce 400+,Radeon HD5000,Intel HD4000+)

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Along with setting a version for macOS to use instead of 2.1,
most if not all Essentials games require a maximum texture size
of at least 16384x16384. OpenGL 4.1 requires this as a minimum.
This commit is contained in:
Roza 2020-02-24 22:48:23 -05:00
parent c64a69ee6d
commit 4e5294e184
3 changed files with 8 additions and 6 deletions
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2
shader/common.h
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@ -1,4 +1,4 @@
#version 330
#version 410
#define attribute in
#define varying out

4
src/gl-fun.cpp
View file

@ -98,8 +98,8 @@ void initGLFunctions()
/* Assume single digit */
int glMajor = *ver - '0';
if (glMajor < 2)
throw EXC("At least OpenGL (ES) 2.0 is required");
if (glMajor < 4)
throw EXC("At least OpenGL 4.0 is required"); // Actually 4.1
if (gles)
{

8
src/main.mm
View file

@ -409,9 +409,11 @@ static SDL_GLContext initGL(SDL_Window *win, Config &conf,
if (conf.debugMode)
SDL_GL_SetAttribute(SDL_GL_CONTEXT_FLAGS, SDL_GL_CONTEXT_DEBUG_FLAG);
// Enables OpenGL 3 and 4 on macOS
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 3);
// Core profile enables OpenGL4 on macOS
// Using OpenGL 4.1 requires a GPU with max texture size of 16384 or better
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 4);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 1);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
glCtx = SDL_GL_CreateContext(win);