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Update context.c & glfwinfo.c

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SuperSodaSea 2024-02-20 22:59:54 +08:00
parent dc7c52ed31
commit 2c28530875
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GPG Key ID: E61427FBB745EA7D
2 changed files with 14 additions and 7 deletions
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13
src/context.c
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@ -28,10 +28,10 @@
#include "internal.h"
#include <assert.h>
#include <limits.h>
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
#include <limits.h>
#include <stdio.h>
//////////////////////////////////////////////////////////////////////////
@ -185,6 +185,7 @@ const _GLFWfbconfig* _glfwChooseFBConfig(const _GLFWfbconfig* desired,
unsigned int count)
{
unsigned int i;
bool accelerationMatch, closestAccelerationMatch = false;
unsigned int missing, leastMissing = UINT_MAX;
unsigned int colorDiff, leastColorDiff = UINT_MAX;
unsigned int extraDiff, leastExtraDiff = UINT_MAX;
@ -201,6 +202,8 @@ const _GLFWfbconfig* _glfwChooseFBConfig(const _GLFWfbconfig* desired,
continue;
}
accelerationMatch = desired->acceleration == current->acceleration;
// Count number of missing buffers
{
missing = 0;
@ -312,16 +315,13 @@ const _GLFWfbconfig* _glfwChooseFBConfig(const _GLFWfbconfig* desired,
if (desired->sRGB && !current->sRGB)
extraDiff++;
if (desired->acceleration && !current->acceleration)
extraDiff++;
}
// Figure out if the current one is better than the best one found so far
// Least number of missing buffers is the most important heuristic,
// then color buffer size match and lastly size match for other buffers
if (missing < leastMissing)
if ((accelerationMatch && !closestAccelerationMatch) || missing < leastMissing)
closest = current;
else if (missing == leastMissing)
{
@ -334,6 +334,7 @@ const _GLFWfbconfig* _glfwChooseFBConfig(const _GLFWfbconfig* desired,
if (current == closest)
{
closestAccelerationMatch = accelerationMatch;
leastMissing = missing;
leastColorDiff = colorDiff;
leastExtraDiff = extraDiff;

8
tests/glfwinfo.c
View File

@ -383,6 +383,7 @@ int main(int argc, char** argv)
int angle_type = GLFW_ANGLE_PLATFORM_TYPE_NONE;
bool cocoa_graphics_switching = false;
bool disable_xcb_surface = false;
bool acceleration = true;
enum { PLATFORM, CLIENT, CONTEXT, BEHAVIOR, DEBUG_CONTEXT, FORWARD, HELP,
EXTENSIONS, LAYERS,
@ -390,7 +391,7 @@ int main(int argc, char** argv)
REDBITS, GREENBITS, BLUEBITS, ALPHABITS, DEPTHBITS, STENCILBITS,
ACCUMREDBITS, ACCUMGREENBITS, ACCUMBLUEBITS, ACCUMALPHABITS,
AUXBUFFERS, SAMPLES, STEREO, SRGB, SINGLEBUFFER, NOERROR_SRSLY,
ANGLE_TYPE, GRAPHICS_SWITCHING, XCB_SURFACE };
ANGLE_TYPE, GRAPHICS_SWITCHING, XCB_SURFACE, NO_ACCELERATION };
const struct option options[] =
{
{ "platform", 1, NULL, PLATFORM },
@ -426,6 +427,7 @@ int main(int argc, char** argv)
{ "angle-type", 1, NULL, ANGLE_TYPE },
{ "graphics-switching", 0, NULL, GRAPHICS_SWITCHING },
{ "vk-xcb-surface", 0, NULL, XCB_SURFACE },
{ "no-acceleration", 0, NULL, NO_ACCELERATION },
{ NULL, 0, NULL, 0 }
};
@ -654,6 +656,9 @@ int main(int argc, char** argv)
case XCB_SURFACE:
disable_xcb_surface = true;
break;
case NO_ACCELERATION:
acceleration = false;
break;
default:
usage();
exit(EXIT_FAILURE);
@ -708,6 +713,7 @@ int main(int argc, char** argv)
glfwWindowHint(GLFW_STEREO, fb_stereo);
glfwWindowHint(GLFW_SRGB_CAPABLE, fb_srgb);
glfwWindowHint(GLFW_DOUBLEBUFFER, fb_doublebuffer);
glfwWindowHint(GLFW_ACCELERATION, acceleration);
glfwWindowHint(GLFW_COCOA_GRAPHICS_SWITCHING, cocoa_graphics_switching);