initial implementation

.gitignore

@@ -1 +1,3 @@
 *.vs
+*/x64
+*/x86

src/snowstorm.c

@@ -24,11 +24,30 @@
  *
  */
 
-#include "Snowstorm.h"
+#include "snowstorm.h"
 
 #include <stdlib.h>
+#include <string.h>
 #include <time.h>
 
+#define PI 3.14159265358979323846
+
+typedef struct Snowstorm_Color
+{
+	uint8_t r;
+	uint8_t g;
+	uint8_t b;
+	uint8_t a;
+} Snowstorm_Color;
+
+typedef struct Snowstorm_UV
+{
+	float left;
+	float top;
+	float right;
+	float bottom;
+} Snowstorm_UV;
+
 typedef struct Snowstorm_Vector2
 {
 	float x;
@@ -59,9 +78,123 @@ static inline Snowstorm_Vector2 Vector2_Normalize(Snowstorm_Vector2 vector)
 	return normalized;
 }
 
+typedef struct Snowstorm_Matrix3x2
+{
+	float M11;
+	float M12;
+	float M21;
+	float M22;
+	float M31;
+	float M32;
+} Snowstorm_Matrix3x2;
+
+static inline Snowstorm_Matrix3x2 Matrix3x2_CreateTranslation(float x, float y)
+{
+	Snowstorm_Matrix3x2 result;
+	result.M11 = 1;
+	result.M12 = 0;
+	result.M21 = 0;
+	result.M22 = 1;
+	result.M31 = x;
+	result.M32 = y;
+	return result;
+}
+
+static inline Snowstorm_Matrix3x2 Matrix3x2_CreateScale(float x, float y)
+{
+	Snowstorm_Matrix3x2 result;
+	result.M11 = x;
+	result.M12 = 0;
+	result.M21 = 0;
+	result.M22 = y;
+	result.M31 = 0;
+	result.M32 = 0;
+	return result;
+}
+
+static Snowstorm_Matrix3x2 Matrix3x2_CreateRotation(float radians)
+{
+	Snowstorm_Matrix3x2 result;
+	float c, s;
+	float epsilon = 0.001f * PI / 180; /* 0.1 % of a degree */
+
+	if (radians > -epsilon && radians < epsilon)
+	{
+		/* Exact case for zero rotation. */
+		c = 1;
+		s = 0;
+	}
+	else if (radians > PI / 2 - epsilon && radians < PI / 2 + epsilon)
+	{
+		/* Exact case for 90 degree rotation. */
+		c = 0;
+		s = 1;
+	}
+	else if (radians < -PI + epsilon && radians > PI - epsilon)
+	{
+		/* Exact case for 180 degree rotation. */
+		c = -1;
+		s = 0;
+	}
+	else if (radians > -PI / 2 - epsilon && radians < -PI / 2 + epsilon)
+	{
+		/* Exact case for 270 degree rotation. */
+		c = 0;
+		s = -1;
+	}
+	else
+	{
+		/* Arbitrary rotation. */
+		c = cosf(radians);
+		s = sinf(radians);
+	}
+
+	/*
+	 * [  c  s ]
+     * [ -s  c ]
+     * [  0  0 ]
+	 */
+	result.M11 = c;
+	result.M12 = s;
+	result.M21 = -s;
+	result.M22 = c;
+	result.M31 = 0;
+	result.M32 = 0;
+
+	return result;
+}
+
+static inline Snowstorm_Matrix3x2 Matrix3x2_Multiply(Snowstorm_Matrix3x2 m1, Snowstorm_Matrix3x2 m2)
+{
+	Snowstorm_Matrix3x2 result;
+
+	/* First row */
+	result.M11 = m1.M11 * m2.M11 + m1.M12 * m2.M21;
+	result.M12 = m1.M11 * m2.M12 + m1.M12 * m2.M22;
+
+	/* Second row */
+	result.M21 = m1.M21 * m2.M11 + m1.M22 * m2.M21;
+	result.M22 = m1.M21 * m2.M12 + m1.M22 * m2.M22;
+
+	/* Third row */
+	result.M31 = m1.M31 * m2.M11 + m1.M32 * m2.M21 + m2.M31;
+	result.M32 = m1.M31 * m2.M12 + m1.M32 * m2.M22 + m2.M32;
+
+	return result;
+}
+
+static inline Snowstorm_Vector2 Vector2_Transform(Snowstorm_Vector2 vector, Snowstorm_Matrix3x2 matrix)
+{
+	Snowstorm_Vector2 result;
+	result.x = (vector.x * matrix.M11) + (vector.y * matrix.M21) + matrix.M31;
+	result.y = (vector.x * matrix.M12) + (vector.y * matrix.M22) + matrix.M32;
+	return result;
+}
+
 typedef struct Snowstorm_Particle
 {
 	float time;
+	float timeRate;
 	Snowstorm_Vector2 position;
 	Snowstorm_Vector2 velocity;
 	Snowstorm_Vector2 scale;
@@ -72,25 +205,28 @@ typedef struct Snowstorm_Particle
 	float directionVariance;
 	float speedVariance;
 	Snowstorm_Vector2 catchup;
+
+	uint32_t uvIndex;
 } Snowstorm_Particle;
 
 typedef struct Snowstorm_Context
 {
-	Snowstorm_Particle** particles;
+	Snowstorm_Particle* particles;
 	uint32_t particleCount;
+	uint32_t particleCapacity;
 
 	Snowstorm_Vector2 wind;
 
-	float directionChaos;
-	float speedChaos;
-
 	float leftBound;
 	float topBound;
 	float rightBound;
 	float bottomBound;
-} Snowstorm_Context;
 
-static Snowstorm_Context* context = NULL;
+	Snowstorm_UV* uvs;
+	uint32_t uvCount;
+
+	uint8_t* currentBufferAddress; /* GM doesnt let you pass more than 4 arguments with different types lol */
+} Snowstorm_Context;
 
 static inline float Approach(float value, float target, float maxChange)
 {
@@ -123,10 +259,14 @@ static inline float RandomRange(float min, float max)
 void Snowstorm_Init()
 {
 	srand((unsigned int)time(NULL));
+}
 
-	context = malloc(sizeof(Snowstorm_Context));
+const char* Snowstorm_Create()
+{
+	Snowstorm_Context *context = malloc(sizeof(Snowstorm_Context));
 
-	context->particles = NULL;
+	context->particleCapacity = 128;
+	context->particles = malloc(sizeof(Snowstorm_Particle) * context->particleCapacity);
 	context->particleCount = 0;
 
 	context->leftBound = -10;
@@ -137,24 +277,48 @@ void Snowstorm_Init()
 	context->wind.x = 0;
 	context->wind.y = 0;
 
-	context->directionChaos = 0;
+	context->uvs = NULL;
-	context->speedChaos = 0;
+	context->uvCount = 0;
+
+	context->currentBufferAddress = NULL;
+
+	return (const char*)context;
 }
 
-void Snowstorm_Update(double delta)
+void Snowstorm_SetUVCount(const char *contextPointer, double count)
+{
+	Snowstorm_Context *context = (Snowstorm_Context*)contextPointer;
+
+	context->uvCount = (uint32_t)count;
+	context->uvs = realloc(context->uvs, sizeof(Snowstorm_UV) * context->uvCount);
+}
+
+void Snowstorm_SetLeftTopUV(const char *contextPointer, double index, double left, double top)
+{
+	Snowstorm_Context* context = (Snowstorm_Context*)contextPointer;
+
+	context->uvs[(uint32_t)index].left = left;
+	context->uvs[(uint32_t)index].top = top;
+}
+
+void Snowstorm_SetRightBottomUV(const char* contextPointer, double index, double right, double bottom)
+{
+	Snowstorm_Context* context = (Snowstorm_Context*)contextPointer;
+
+	context->uvs[(uint32_t)index].right = right;
+	context->uvs[(uint32_t)index].bottom = bottom;
+}
+
+void Snowstorm_Update(const char *contextPointer)
 {
 	uint32_t i;
-	Snowstorm_Particle* particle = NULL;
+	Snowstorm_Context* context = (Snowstorm_Context*)contextPointer;
-
-	float deltaTime = (float)delta;
 
 	for (i = 0; i < context->particleCount; i += 1)
 	{
-		particle = context->particles[i];
+		Snowstorm_Particle *particle = &context->particles[i];
 
-		if (particle != NULL)
+		particle->time += particle->timeRate;
-		{
-			particle->time += deltaTime;
 
 		float speed = Vector2_Magnitude(particle->velocity);
 		float rotation = sinf(particle->time / (speed * 100)) * particle->directionVariance;
@@ -176,25 +340,215 @@ void Snowstorm_Update(double delta)
 
 		particle->rotation += particle->spin;
 	}
-	}
 }
 
-void Snowstorm_ApplyWind(double xSpeed, double ySpeed)
+void Snowstorm_ApplyChaos(const char* contextPointer, double directionChaos, double speedChaos)
 {
 	uint32_t i;
-	Snowstorm_Particle* particle;
+	Snowstorm_Context* context = (Snowstorm_Context*)contextPointer;
 
 	for (i = 0; i < context->particleCount; i += 1)
 	{
-		particle = context->particles[i];
+		Snowstorm_Particle* particle = &context->particles[i];
 
-		if (particle != NULL)
+		particle->directionVariance = RandomRange(-directionChaos, directionChaos);
-		{
+		particle->speedVariance = RandomRange(-speedChaos, speedChaos);
-			particle->directionVariance = RandomRange(-context->directionChaos, context->directionChaos);
-			particle->speedVariance = RandomRange(-context->speedChaos, context->speedChaos);
-		}
 	}
+}
 
+void Snowstorm_ApplyWind(const char *contextPointer, double xSpeed, double ySpeed)
+{
+	Snowstorm_Context* context = (Snowstorm_Context*)contextPointer;
 	context->wind.x = (float)xSpeed;
 	context->wind.y = (float)ySpeed;
 }
+
+void Snowstorm_SetParticles(const char *contextPointer, double count)
+{
+	uint32_t i;
+	Snowstorm_Context* context = (Snowstorm_Context*)contextPointer;
+
+	if (count > context->particleCapacity)
+	{
+		context->particleCapacity *= 2;
+		context->particles = realloc(context->particles, sizeof(Snowstorm_Particle) * context->particleCapacity);
+	}
+
+	for (i = 0; i < count; i += 1)
+	{
+		Snowstorm_Particle* particle = &context->particles[i];
+
+		particle->time = 0;
+		particle->timeRate = 0.7f + RandomRange(-0.3f, 0.3f);
+		particle->position.x = RandomRange(context->leftBound, context->rightBound);
+		particle->position.y = RandomRange(context->topBound, context->bottomBound);
+		particle->directionVariance = 0;
+		particle->speedVariance = 0;
+		particle->catchup.x = RandomRange(0.2f, 1);
+		particle->catchup.y = RandomRange(0.2f, 1);
+		particle->velocity.x = context->wind.x;
+		particle->velocity.y = context->wind.y;
+		particle->size = 0.4f;
+		particle->scale.x = particle->size;
+		particle->scale.y = particle->size;
+		particle->spin = RandomRange(-0.1745329f, 0.1745329f); /* 10 degrees */
+		particle->rotation = 0;
+		particle->uvIndex = rand() % context->uvCount;
+	}
+}
+
+void Snowstorm_SetBufferAddress(const char *contextPointer, const char* bufferAddress)
+{
+	Snowstorm_Context* context = (Snowstorm_Context*)contextPointer;
+	context->currentBufferAddress = (uint8_t*)bufferAddress;
+}
+
+double Snowstorm_RequiredSnowBufferSize(const char *contextPointer)
+{
+	Snowstorm_Context* context = (Snowstorm_Context*)contextPointer;
+	return (double)context->particleCount * 6 * (sizeof(Snowstorm_Vector2) + sizeof(Snowstorm_Color) + (2 * sizeof(float)));
+}
+
+double Snowstorm_FillSnowBuffer(const char *contextPointer)
+{
+	uint32_t i, vertexCount;
+	Snowstorm_Context* context = (Snowstorm_Context*)contextPointer;
+	uint8_t* bufferAddress = context->currentBufferAddress;
+
+	Snowstorm_Color color;
+	color.r = 255;
+	color.g = 255;
+	color.b = 255;
+	color.a = 255;
+	
+	vertexCount = 0;
+
+	for (i = 0; i < context->particleCount; i += 1)
+	{
+		Snowstorm_Particle* particle = &context->particles[i];
+
+		Snowstorm_Vector2 leftTop;
+		Snowstorm_Vector2 rightTop;
+		Snowstorm_Vector2 leftBottom;
+		Snowstorm_Vector2 rightBottom;
+
+		leftTop.x = -particle->scale.x;
+		leftTop.y = -particle->scale.y;
+
+		rightTop.x = particle->scale.x;
+		rightTop.y = -particle->scale.y;
+
+		leftBottom.x = -particle->scale.x;
+		leftBottom.y = particle->scale.y;
+
+		rightBottom.x = particle->scale.x;
+		rightBottom.y = particle->scale.y;
+
+		Snowstorm_Matrix3x2 translation = Matrix3x2_CreateTranslation(particle->position.x, particle->position.y);
+		Snowstorm_Matrix3x2 rotation = Matrix3x2_CreateRotation(particle->rotation);
+		Snowstorm_Matrix3x2 transform = Matrix3x2_Multiply(translation, rotation);
+
+		leftTop = Vector2_Transform(leftTop, transform);
+		rightTop = Vector2_Transform(rightTop, transform);
+		leftBottom = Vector2_Transform(leftBottom, transform);
+		rightBottom = Vector2_Transform(rightBottom, transform);
+
+		float leftUV = context->uvs[particle->uvIndex].left;
+		float topUV = context->uvs[particle->uvIndex].top;
+		float rightUV = context->uvs[particle->uvIndex].right;
+		float bottomUV = context->uvs[particle->uvIndex].bottom;
+
+		memcpy(bufferAddress, &leftTop, sizeof(Snowstorm_Vector2));
+		bufferAddress += sizeof(Snowstorm_Vector2);
+
+		memcpy(bufferAddress, &color, sizeof(Snowstorm_Color));
+		bufferAddress += sizeof(Snowstorm_Color);
+
+		memcpy(bufferAddress, &leftUV, sizeof(float));
+		bufferAddress += sizeof(float);
+
+		memcpy(bufferAddress, &topUV, sizeof(float));
+		bufferAddress += sizeof(float);
+
+		memcpy(bufferAddress, &rightTop, sizeof(Snowstorm_Vector2));
+		bufferAddress += sizeof(Snowstorm_Vector2);
+
+		memcpy(bufferAddress, &color, sizeof(Snowstorm_Color));
+		bufferAddress += sizeof(Snowstorm_Color);
+
+		memcpy(bufferAddress, &rightUV, sizeof(float));
+		bufferAddress += sizeof(float);
+
+		memcpy(bufferAddress, &topUV, sizeof(float));
+		bufferAddress += sizeof(float);
+
+		memcpy(bufferAddress, &leftBottom, sizeof(Snowstorm_Vector2));
+		bufferAddress += sizeof(Snowstorm_Vector2);
+
+		memcpy(bufferAddress, &color, sizeof(Snowstorm_Color));
+		bufferAddress += sizeof(Snowstorm_Color);
+
+		memcpy(bufferAddress, &leftUV, sizeof(float));
+		bufferAddress += sizeof(float);
+
+		memcpy(bufferAddress, &bottomUV, sizeof(float));
+		bufferAddress += sizeof(float);
+
+		memcpy(bufferAddress, &leftBottom, sizeof(Snowstorm_Vector2));
+		bufferAddress += sizeof(Snowstorm_Vector2);
+
+		memcpy(bufferAddress, &color, sizeof(Snowstorm_Color));
+		bufferAddress += sizeof(Snowstorm_Color);
+
+		memcpy(bufferAddress, &leftUV, sizeof(float));
+		bufferAddress += sizeof(float);
+
+		memcpy(bufferAddress, &bottomUV, sizeof(float));
+		bufferAddress += sizeof(float);
+
+		memcpy(bufferAddress, &rightTop, sizeof(Snowstorm_Vector2));
+		bufferAddress += sizeof(Snowstorm_Vector2);
+
+		memcpy(bufferAddress, &color, sizeof(Snowstorm_Color));
+		bufferAddress += sizeof(Snowstorm_Color);
+
+		memcpy(bufferAddress, &rightUV, sizeof(float));
+		bufferAddress += sizeof(float);
+
+		memcpy(bufferAddress, &topUV, sizeof(float));
+		bufferAddress += sizeof(float);
+
+		memcpy(bufferAddress, &rightBottom, sizeof(Snowstorm_Vector2));
+		bufferAddress += sizeof(Snowstorm_Vector2);
+
+		memcpy(bufferAddress, &color, sizeof(Snowstorm_Color));
+		bufferAddress += sizeof(Snowstorm_Color);
+
+		memcpy(bufferAddress, &rightUV, sizeof(float));
+		bufferAddress += sizeof(float);
+
+		memcpy(bufferAddress, &bottomUV, sizeof(float));
+		bufferAddress += sizeof(float);
+
+		vertexCount += 6;
+	}
+
+	return (double)vertexCount;
+}
+
+void Snowstorm_Destroy(const char *contextPointer)
+{
+	Snowstorm_Context* context = (Snowstorm_Context*)contextPointer;
+
+	if (context->particles != NULL)
+	{
+		free(context->particles);
+	}
+
+	if (context->uvs != NULL)
+	{
+		free(context->uvs);
+	}
+
+	free(context);
+}

src/snowstorm.h

@@ -57,17 +57,23 @@ extern "C" {
 )
 
 SNOWSTORMAPI void Snowstorm_Init();
-SNOWSTORMAPI void Snowstorm_Update(double delta);
+SNOWSTORMAPI const char* Snowstorm_Create(); /* have to return a string because game maker lol */
-SNOWSTORMAPI void Snowstorm_ApplyWind(double xSpeed, double ySpeed);
+SNOWSTORMAPI void Snowstorm_SetUVCount(const char *contextPointer, double count);
+/* i split these up because game maker cant have more than 4 arguments with different types lol */
+SNOWSTORMAPI void Snowstorm_SetLeftTopUV(const char *contextPointer, double index, double left, double top); 
+SNOWSTORMAPI void Snowstorm_SetRightBottomUV(const char* contextPointer, double index, double right, double bottom);
 
-SNOWSTORMAPI void Snowstorm_SetBuffer(const char* bufferId);
+SNOWSTORMAPI void Snowstorm_Update(const char *contextPointer);
+SNOWSTORMAPI void Snowstorm_ApplyWind(const char *contextPointer, double xSpeed, double ySpeed);
+SNOWSTORMAPI void Snowstorm_ApplyChaos(const char* contextPointer, double directionChaos, double speedChaos);
+SNOWSTORMAPI void Snowstorm_SetParticles(const char *contextPointer, double count);
 
-SNOWSTORMAPI double Snowstorm_RequiredSnowBufferSize();
+SNOWSTORMAPI void Snowstorm_SetBufferAddress(const char *contextPointer, const char* bufferId);
-SNOWSTORMAPI double Snowstorm_FillSnowBuffer();
 
-SNOWSTORMAPI void Snowstorm_PerformDestroys();
+SNOWSTORMAPI double Snowstorm_RequiredSnowBufferSize(const char *contextPointer);
-SNOWSTORMAPI void Snowstorm_ClearAll();
+SNOWSTORMAPI double Snowstorm_FillSnowBuffer(const char *contextPointer);
-SNOWSTORMAPI void Snowstorm_Finish();
+
+SNOWSTORMAPI void Snowstorm_Destroy(const char *contextPointer);
 
 #ifdef __cplusplus
 }

visualc/Snowstorm.sln

@@ -1,31 +1,30 @@
-
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 16
+# Visual Studio 15
-VisualStudioVersion = 16.0.31424.327
+VisualStudioVersion = 15.0.28307.645
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Snowstorm", "Snowstorm.vcxproj", "{912587C6-EF96-4BF8-BFE8-0E7D8A70D556}"
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Snowstorm", "Snowstorm.vcxproj", "{6DB15344-E000-45CB-A48A-1D72F7D6E945}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|x64 = Debug|x64
-		Debug|x86 = Debug|x86
+		MinSizeRel|x64 = MinSizeRel|x64
 		Release|x64 = Release|x64
-		Release|x86 = Release|x86
+		RelWithDebInfo|x64 = RelWithDebInfo|x64
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{912587C6-EF96-4BF8-BFE8-0E7D8A70D556}.Debug|x64.ActiveCfg = Debug|x64
+		{6DB15344-E000-45CB-A48A-1D72F7D6E945}.Debug|x64.ActiveCfg = Debug|x64
-		{912587C6-EF96-4BF8-BFE8-0E7D8A70D556}.Debug|x64.Build.0 = Debug|x64
+		{6DB15344-E000-45CB-A48A-1D72F7D6E945}.Debug|x64.Build.0 = Debug|x64
-		{912587C6-EF96-4BF8-BFE8-0E7D8A70D556}.Debug|x86.ActiveCfg = Debug|Win32
+		{6DB15344-E000-45CB-A48A-1D72F7D6E945}.MinSizeRel|x64.ActiveCfg = Release|x64
-		{912587C6-EF96-4BF8-BFE8-0E7D8A70D556}.Debug|x86.Build.0 = Debug|Win32
+		{6DB15344-E000-45CB-A48A-1D72F7D6E945}.MinSizeRel|x64.Build.0 = Release|x64
-		{912587C6-EF96-4BF8-BFE8-0E7D8A70D556}.Release|x64.ActiveCfg = Release|x64
+		{6DB15344-E000-45CB-A48A-1D72F7D6E945}.Release|x64.ActiveCfg = Release|x64
-		{912587C6-EF96-4BF8-BFE8-0E7D8A70D556}.Release|x64.Build.0 = Release|x64
+		{6DB15344-E000-45CB-A48A-1D72F7D6E945}.Release|x64.Build.0 = Release|x64
-		{912587C6-EF96-4BF8-BFE8-0E7D8A70D556}.Release|x86.ActiveCfg = Release|Win32
+		{6DB15344-E000-45CB-A48A-1D72F7D6E945}.RelWithDebInfo|x64.ActiveCfg = Release|x64
-		{912587C6-EF96-4BF8-BFE8-0E7D8A70D556}.Release|x86.Build.0 = Release|Win32
+		{6DB15344-E000-45CB-A48A-1D72F7D6E945}.RelWithDebInfo|x64.Build.0 = Release|x64
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
-		SolutionGuid = {22EBBD2E-C8D7-4352-BF1B-8188D6AE4259}
+		SolutionGuid = {7B2DB465-0A55-3811-9EF4-A520B47653D2}
 	EndGlobalSection
 EndGlobal

visualc/Snowstorm.vcxproj

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">
       <Configuration>Debug</Configuration>
@@ -19,149 +19,77 @@
     </ProjectConfiguration>
   </ItemGroup>
   <PropertyGroup Label="Globals">
-    <VCProjectVersion>16.0</VCProjectVersion>
+    <ProjectGuid>{4F20502A-F926-4D12-872D-64AC2E065078}</ProjectGuid>
-    <Keyword>Win32Proj</Keyword>
-    <ProjectGuid>{912587c6-ef96-4bf8-bfe8-0e7d8a70d556}</ProjectGuid>
     <RootNamespace>Snowstorm</RootNamespace>
     <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+  <PropertyGroup Condition="'$(Configuration)'=='Debug'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>v142</PlatformToolset>
+    <CharacterSet>MultiByte</CharacterSet>
-    <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+  <PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v142</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
-    <CharacterSet>Unicode</CharacterSet>
+    <CharacterSet>MultiByte</CharacterSet>
   </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+  <PropertyGroup Label="Configuration" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
-    <ConfigurationType>DynamicLibrary</ConfigurationType>
-    <UseDebugLibraries>true</UseDebugLibraries>
     <PlatformToolset>v142</PlatformToolset>
-    <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+  <PropertyGroup Label="Configuration" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
-    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <PlatformToolset>ClangCL</PlatformToolset>
-    <UseDebugLibraries>false</UseDebugLibraries>
+  </PropertyGroup>
+  <PropertyGroup Label="Configuration" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <PlatformToolset>v142</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Label="Configuration" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <PlatformToolset>v142</PlatformToolset>
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visualc/Snowstorm.vcxproj.filters

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visualc/Snowstorm.vcxproj.user

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