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fix: AWTGLCanvas gives error when activating sRGB #81

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fix: AWTGLCanvas gives error when activating sRGB #81

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d91b9d3
fix sRGB | windows
Dec 16, 2024
ae6d793
update
Dec 16, 2024
a8f8749
update
Dec 16, 2024
3df75fd
update
Dec 16, 2024
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6 changes: 5 additions & 1 deletion src/org/lwjgl/opengl/awt/GLData.java
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Original file line number Diff line number Diff line change
Expand Up @@ -119,7 +119,11 @@ public static enum ReleaseBehavior {
/**
* Whether to use sRGB color space.
*/
public boolean sRGB;
public boolean sRGB;
/**
* Used to determine the sRGB extension to use
*/
boolean extBuffer_sRGB = true;
/**
* Whether to use a floating point pixel format.
*/
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13 changes: 9 additions & 4 deletions src/org/lwjgl/opengl/awt/PlatformWin32GLCanvas.java
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Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,7 @@
import static org.lwjgl.opengl.WGLARBCreateContext.*;
import static org.lwjgl.opengl.WGLARBCreateContextProfile.*;
import static org.lwjgl.opengl.WGLARBCreateContextRobustness.*;
import static org.lwjgl.opengl.WGLARBFramebufferSRGB.*;
import static org.lwjgl.opengl.WGLARBMultisample.WGL_SAMPLES_ARB;
import static org.lwjgl.opengl.WGLARBMultisample.WGL_SAMPLE_BUFFERS_ARB;
import static org.lwjgl.opengl.WGLARBPixelFormat.*;
Expand Down Expand Up @@ -110,7 +111,7 @@ private static void encodePixelFormatAttribs(IntBuffer ib, GLData attribs) {
if (attribs.accumRedSize > 0 || attribs.accumGreenSize > 0 || attribs.accumBlueSize > 0 || attribs.accumAlphaSize > 0)
ib.put(WGL_ACCUM_BITS_ARB).put(attribs.accumRedSize + attribs.accumGreenSize + attribs.accumBlueSize + attribs.accumAlphaSize);
if (attribs.sRGB)
ib.put(WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT).put(1);
ib.put(attribs.extBuffer_sRGB ? WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT : WGL_FRAMEBUFFER_SRGB_CAPABLE_ARB).put(1);
if (attribs.samples > 0) {
ib.put(WGL_SAMPLE_BUFFERS_ARB).put(1);
ib.put(WGL_SAMPLES_ARB).put(attribs.samples);
Expand Down Expand Up @@ -426,14 +427,18 @@ private static long create(MemoryStack stack, long windowHandle, long dummyWindo
}
}
if (attribs.sRGB) {
// Check for WGL_EXT_framebuffer_sRGB
boolean has_WGL_EXT_framebuffer_sRGB = wglExtensionsList.contains("WGL_EXT_framebuffer_sRGB");
if (!has_WGL_EXT_framebuffer_sRGB) {
// Check for WGL_EXT_framebuffer_sRGB | WGL_ARB_framebuffer_sRGB
boolean has_WGL_EXT_framebuffer_sRGB = wglExtensionsList.contains("WGL_EXT_framebuffer_sRGB"),
has_WGL_ARB_framebuffer_sRGB = wglExtensionsList.contains("WGL_ARB_framebuffer_sRGB");

if (! (has_WGL_EXT_framebuffer_sRGB || has_WGL_ARB_framebuffer_sRGB) ) {
ReleaseDC(windowHandle, hDC);
wglDeleteContext(dummyContext);
wglMakeCurrent(currentDc, currentContext);
throw new AWTException("sRGB color space requested but WGL_EXT_framebuffer_sRGB is unavailable");
}

attribs.extBuffer_sRGB = has_WGL_EXT_framebuffer_sRGB;
}
if (attribs.pixelFormatFloat) {
// Check for WGL_ARB_pixel_format_float
Expand Down