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Fix M2x3MulRect and make profiler null-safe

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This commit is contained in:
doylet 2026-03-28 17:54:00 +11:00
parent d6f4b9ab55
commit 0ff24117dd
2 changed files with 17 additions and 11 deletions
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26
Source/Base/dn_base.cpp
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@ -3903,7 +3903,7 @@ DN_API DN_Profiler DN_ProfilerInit(DN_ProfilerAnchor *anchors, DN_USize count, D
DN_API DN_USize DN_ProfilerFrameCount(DN_Profiler const *profiler)
{
DN_USize result = profiler->anchors_count / profiler->anchors_per_frame;
DN_USize result = profiler ? profiler->anchors_count / profiler->anchors_per_frame : 0;
return result;
}
@ -3925,7 +3925,7 @@ DN_API DN_ProfilerAnchorArray DN_ProfilerFrameAnchors(DN_Profiler *profiler)
DN_API DN_ProfilerZone DN_ProfilerBeginZone(DN_Profiler *profiler, DN_Str8 name, DN_U16 anchor_index)
{
DN_ProfilerZone result = {};
if (profiler->paused)
if (!profiler || profiler->paused)
return result;
DN_Assert(anchor_index < profiler->anchors_per_frame);
@ -3949,7 +3949,7 @@ DN_API DN_ProfilerZone DN_ProfilerBeginZone(DN_Profiler *profiler, DN_Str8 name,
DN_API void DN_ProfilerEndZone(DN_Profiler *profiler, DN_ProfilerZone zone)
{
if (profiler->paused)
if (!profiler || profiler->paused)
return;
DN_Assert(zone.anchor_index < profiler->anchors_per_frame);
@ -3973,7 +3973,7 @@ DN_API void DN_ProfilerEndZone(DN_Profiler *profiler, DN_ProfilerZone zone)
DN_API void DN_ProfilerNewFrame(DN_Profiler *profiler)
{
if (profiler->paused)
if (!profiler || profiler->paused)
return;
// NOTE: End the frame's zone
@ -3996,7 +3996,7 @@ DN_API void DN_ProfilerNewFrame(DN_Profiler *profiler)
DN_API void DN_ProfilerDump(DN_Profiler *profiler)
{
if (profiler->frame_index == 0)
if (!profiler || profiler->frame_index == 0)
return;
DN_USize frame_index = profiler->frame_index - 1;
@ -5979,11 +5979,17 @@ DN_API DN_V2F32 DN_M2x3MulV2F32(DN_M2x3 m1, DN_V2F32 v2)
DN_API DN_Rect DN_M2x3MulRect(DN_M2x3 m1, DN_Rect rect)
{
DN_2V2F32 rect_range = DN_RectRange(rect);
DN_2V2F32 result_range = {};
result_range.min = DN_M2x3MulV2F32(m1, rect_range.min);
result_range.max = DN_M2x3MulV2F32(m1, rect_range.max);
DN_Rect result = DN_RectFrom2V2(result_range.min, result_range.max - result_range.min);
DN_2V2F32 rect_range = DN_RectRange(rect);
DN_V2F32 m1_min = DN_M2x3MulV2F32(m1, rect_range.min);
DN_V2F32 m1_max = DN_M2x3MulV2F32(m1, rect_range.max);
// NOTE: Re-establish AABB of the rectangle because it has gone through an arbitrary
// vertex transformation.
DN_2V2F32 result_range = {};
result_range.min = DN_V2F32Min(m1_min, m1_max);
result_range.max = DN_V2F32Max(m1_min, m1_max);
DN_Rect result = DN_RectFrom2V2(result_range.min, DN_V2F32Abs(result_range.max - result_range.min));
return result;
}

2
Source/Extra/dn_demo.cpp
View File

@ -40,7 +40,7 @@ void DN_Demo()
// NOTE: DN_BytesFromHex
{
unsigned char bytes[2];
DN_USize bytes_written = DN_BytesFromHexStr8(DN_Str8Lit("0xFACE"), bytes, sizeof(bytes));
DN_USize bytes_written = DN_BytesFromHex(DN_Str8Lit("0xFACE"), bytes, sizeof(bytes));
DN_Assert(bytes_written == 2);
DN_Assert(bytes[0] == 0xFA);
DN_Assert(bytes[1] == 0xCE);