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WGL: Add support for WGL_EXT_colorspace

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This commit is contained in:
Camilla Löwy 2017-05-10 17:24:40 +02:00
parent b234e28d5d
commit 731ff91acd
3 changed files with 29 additions and 7 deletions
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1
README.md
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@ -195,6 +195,7 @@ information on what to include when reporting a bug.
- [Cocoa] Bugfix: Value range was ignored for joystick hats and buttons (#888)
- [Cocoa] Bugfix: Full screen framebuffer was incorrectly sized for some video
modes (#682)
- [WGL] Added support for `WGL_EXT_colorspace` for OpenGL ES contexts
- [EGL] Added support for `EGL_KHR_get_all_proc_addresses` (#871)
- [EGL] Added support for `EGL_KHR_context_flush_control`
- [EGL] Bugfix: The test for `EGL_RGB_BUFFER` was invalid

24
src/wgl_context.c
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@ -54,7 +54,9 @@ static int getPixelFormatAttrib(_GLFWwindow* window, int pixelFormat, int attrib
// Return a list of available and usable framebuffer configs
//
static int choosePixelFormat(_GLFWwindow* window, const _GLFWfbconfig* desired)
static int choosePixelFormat(_GLFWwindow* window,
const _GLFWctxconfig* ctxconfig,
const _GLFWfbconfig* fbconfig)
{
_GLFWfbconfig* usableConfigs;
const _GLFWfbconfig* closest;
@ -127,6 +129,8 @@ static int choosePixelFormat(_GLFWwindow* window, const _GLFWfbconfig* desired)
if (_glfw.wgl.ARB_multisample)
u->samples = getPixelFormatAttrib(window, n, WGL_SAMPLES_ARB);
if (ctxconfig->client == GLFW_OPENGL_API)
{
if (_glfw.wgl.ARB_framebuffer_sRGB ||
_glfw.wgl.EXT_framebuffer_sRGB)
{
@ -135,6 +139,18 @@ static int choosePixelFormat(_GLFWwindow* window, const _GLFWfbconfig* desired)
}
}
else
{
if (_glfw.wgl.EXT_colorspace)
{
if (getPixelFormatAttrib(window, n, WGL_COLORSPACE_EXT) ==
WGL_COLORSPACE_SRGB_EXT)
{
u->sRGB = GLFW_TRUE;
}
}
}
}
else
{
PIXELFORMATDESCRIPTOR pfd;
@ -197,7 +213,7 @@ static int choosePixelFormat(_GLFWwindow* window, const _GLFWfbconfig* desired)
return 0;
}
closest = _glfwChooseFBConfig(desired, usableConfigs, usableCount);
closest = _glfwChooseFBConfig(fbconfig, usableConfigs, usableCount);
if (!closest)
{
_glfwInputError(GLFW_FORMAT_UNAVAILABLE,
@ -404,6 +420,8 @@ static void loadWGLExtensions(void)
extensionSupportedWGL("WGL_ARB_create_context_robustness");
_glfw.wgl.EXT_swap_control =
extensionSupportedWGL("WGL_EXT_swap_control");
_glfw.wgl.EXT_colorspace =
extensionSupportedWGL("WGL_EXT_colorspace");
_glfw.wgl.ARB_pixel_format =
extensionSupportedWGL("WGL_ARB_pixel_format");
_glfw.wgl.ARB_context_flush_control =
@ -489,7 +507,7 @@ GLFWbool _glfwCreateContextWGL(_GLFWwindow* window,
return GLFW_FALSE;
}
pixelFormat = choosePixelFormat(window, fbconfig);
pixelFormat = choosePixelFormat(window, ctxconfig, fbconfig);
if (!pixelFormat)
return GLFW_FALSE;

3
src/wgl_context.h
View File

@ -72,6 +72,8 @@
#define WGL_CONTEXT_RELEASE_BEHAVIOR_ARB 0x2097
#define WGL_CONTEXT_RELEASE_BEHAVIOR_NONE_ARB 0
#define WGL_CONTEXT_RELEASE_BEHAVIOR_FLUSH_ARB 0x2098
#define WGL_COLORSPACE_EXT 0x309d
#define WGL_COLORSPACE_SRGB_EXT 0x3089
#define ERROR_INVALID_VERSION_ARB 0x2095
#define ERROR_INVALID_PROFILE_ARB 0x2096
@ -135,6 +137,7 @@ typedef struct _GLFWlibraryWGL
PFNWGLGETEXTENSIONSSTRINGARBPROC GetExtensionsStringARB;
PFNWGLCREATECONTEXTATTRIBSARBPROC CreateContextAttribsARB;
GLFWbool EXT_swap_control;
GLFWbool EXT_colorspace;
GLFWbool ARB_multisample;
GLFWbool ARB_framebuffer_sRGB;
GLFWbool EXT_framebuffer_sRGB;