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[OpenTK] Increase max Update/RenderFrame rates

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Given the new 144Hz monitors on the market today, it makes sense to
increase the Update/RenderFrame limit from 200Hz to 500Hz.
This commit is contained in:
Stefanos A. 2014-01-14 14:20:38 +01:00
parent 1f44cf27a1
commit 0c9b612bff
1 changed files with 13 additions and 11 deletions
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24
Source/OpenTK/GameWindow.cs
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@ -75,6 +75,8 @@ namespace OpenTK
{ {
#region --- Fields --- #region --- Fields ---
const double MaxFrequency = 500.0; // Frequency cap for Update/RenderFrame events
readonly Stopwatch watch = new Stopwatch(); readonly Stopwatch watch = new Stopwatch();
IGraphicsContext glContext; IGraphicsContext glContext;
@ -681,7 +683,7 @@ namespace OpenTK
/// </summary> /// </summary>
/// <remarks> /// <remarks>
/// <para>A value of 0.0 indicates that RenderFrame events are generated at the maximum possible frequency (i.e. only limited by the hardware's capabilities).</para> /// <para>A value of 0.0 indicates that RenderFrame events are generated at the maximum possible frequency (i.e. only limited by the hardware's capabilities).</para>
/// <para>Values lower than 1.0Hz are clamped to 1.0Hz. Values higher than 200.0Hz are clamped to 200.0Hz.</para> /// <para>Values lower than 1.0Hz are clamped to 0.0. Values higher than 500.0Hz are clamped to 200.0Hz.</para>
/// </remarks> /// </remarks>
public double TargetRenderFrequency public double TargetRenderFrequency
{ {
@ -699,11 +701,11 @@ namespace OpenTK
{ {
TargetRenderPeriod = 0.0; TargetRenderPeriod = 0.0;
} }
else if (value <= 200.0) else if (value <= MaxFrequency)
{ {
TargetRenderPeriod = 1.0 / value; TargetRenderPeriod = 1.0 / value;
} }
else Debug.Print("Target render frequency clamped to 200.0Hz."); // TODO: Where is it actually performed? else Debug.Print("Target render frequency clamped to {0}Hz.", MaxFrequency);
} }
} }
@ -716,7 +718,7 @@ namespace OpenTK
/// </summary> /// </summary>
/// <remarks> /// <remarks>
/// <para>A value of 0.0 indicates that RenderFrame events are generated at the maximum possible frequency (i.e. only limited by the hardware's capabilities).</para> /// <para>A value of 0.0 indicates that RenderFrame events are generated at the maximum possible frequency (i.e. only limited by the hardware's capabilities).</para>
/// <para>Values lower than 0.005 seconds (200Hz) are clamped to 0.0. Values higher than 1.0 seconds (1Hz) are clamped to 1.0.</para> /// <para>Values lower than 0.002 seconds (500Hz) are clamped to 0.0. Values higher than 1.0 seconds (1Hz) are clamped to 1.0.</para>
/// </remarks> /// </remarks>
public double TargetRenderPeriod public double TargetRenderPeriod
{ {
@ -728,7 +730,7 @@ namespace OpenTK
set set
{ {
EnsureUndisposed(); EnsureUndisposed();
if (value <= 0.005) if (value <= 1 / MaxFrequency)
{ {
target_render_period = 0.0; target_render_period = 0.0;
} }
@ -749,7 +751,7 @@ namespace OpenTK
/// </summary> /// </summary>
/// <remarks> /// <remarks>
/// <para>A value of 0.0 indicates that UpdateFrame events are generated at the maximum possible frequency (i.e. only limited by the hardware's capabilities).</para> /// <para>A value of 0.0 indicates that UpdateFrame events are generated at the maximum possible frequency (i.e. only limited by the hardware's capabilities).</para>
/// <para>Values lower than 1.0Hz are clamped to 1.0Hz. Values higher than 200.0Hz are clamped to 200.0Hz.</para> /// <para>Values lower than 1.0Hz are clamped to 0.0. Values higher than 500.0Hz are clamped to 500.0Hz.</para>
/// </remarks> /// </remarks>
public double TargetUpdateFrequency public double TargetUpdateFrequency
{ {
@ -767,11 +769,11 @@ namespace OpenTK
{ {
TargetUpdatePeriod = 0.0; TargetUpdatePeriod = 0.0;
} }
else if (value <= 200.0) else if (value <= MaxFrequency)
{ {
TargetUpdatePeriod = 1.0 / value; TargetUpdatePeriod = 1.0 / value;
} }
else Debug.Print("Target update frequency clamped to 200.0Hz."); // TODO: Where is it actually performed? else Debug.Print("Target render frequency clamped to {0}Hz.", MaxFrequency);
} }
} }
@ -784,7 +786,7 @@ namespace OpenTK
/// </summary> /// </summary>
/// <remarks> /// <remarks>
/// <para>A value of 0.0 indicates that UpdateFrame events are generated at the maximum possible frequency (i.e. only limited by the hardware's capabilities).</para> /// <para>A value of 0.0 indicates that UpdateFrame events are generated at the maximum possible frequency (i.e. only limited by the hardware's capabilities).</para>
/// <para>Values lower than 0.005 seconds (200Hz) are clamped to 0.0. Values higher than 1.0 seconds (1Hz) are clamped to 1.0.</para> /// <para>Values lower than 0.002 seconds (500Hz) are clamped to 0.0. Values higher than 1.0 seconds (1Hz) are clamped to 1.0.</para>
/// </remarks> /// </remarks>
public double TargetUpdatePeriod public double TargetUpdatePeriod
{ {
@ -796,7 +798,7 @@ namespace OpenTK
set set
{ {
EnsureUndisposed(); EnsureUndisposed();
if (value <= 0.005) if (value <= 1 / MaxFrequency)
{ {
target_update_period = 0.0; target_update_period = 0.0;
} }
@ -804,7 +806,7 @@ namespace OpenTK
{ {
target_update_period = value; target_update_period = value;
} }
else Debug.Print("Target update period clamped to 1.0 seconds."); // TODO: Where is it actually performed? else Debug.Print("Target update period clamped to 1.0 seconds.");
} }
} }