create window, added directx rendering, assets folder: shader, load files, include math, log and string header

git-svn-id: svn://ammerhai.com/home/mike/pokemon_repo@2 24008968-59e6-ed4c-a10b-0b2c954b24ab

assets/shader/basic_pixel_shader.hlsl

@@ -0,0 +1,18 @@
+struct PixelShaderInput {
+	float4 pos : SV_POSITION;
+	float4 color : COLOR;
+};
+
+struct PixelShaderOutput {
+	float4 color : SV_TARGET;
+};
+
+PixelShaderOutput main(PixelShaderInput input) {
+	PixelShaderOutput output;
+#if 1
+	output.color = input.color;
+#else
+	output.color = float4(1, 0, 1, 1);
+#endif
+	return output;
+}

assets/shader/basic_vertex_shader.hlsl

@@ -0,0 +1,53 @@
+struct VertexShaderInput {
+	// Per Vertex
+	float4 pos : VERTEX_POSITION;
+	uint vid : SV_VertexID;
+
+	// Per Instance
+	float4 pos_size : INSTANCE_POSITION_SIZE;
+	float4 left_color : LEFT_COLOR;
+
+};
+
+struct VertexShaderOutput {
+	float4 pos : SV_POSITION;
+	float4 color : COLOR;
+};
+
+
+
+VertexShaderOutput main(VertexShaderInput input) {
+	VertexShaderOutput output;
+
+	float2 rect_pos = input.pos_size.xy;
+	float2 rect_size = input.pos_size.zw;
+
+	float3x3 coord_sys = {
+		2, 0, -1,
+		0, -2, 1,
+		0, 0, 1
+	};
+
+	input.pos_size.xy = mul(coord_sys, float3(input.pos_size.xy, 1)).xy;
+
+	float3x3 pos = {
+		1, 0, input.pos_size.x, 
+		0, 1, input.pos_size.y,
+		0, 0, 1
+	};
+
+	float3x3 size = {
+		rect_size.x, 0, 0,
+		0, rect_size.y, 0,
+		0, 0, 1
+	};
+
+	output.pos.xy = mul(pos, mul(size, input.pos.xyz)).xy;
+	//output.pos.xy = mul(pos, input.pos.xyz).xy;
+	output.pos.zw = float2(0, 1);
+
+	output.color = input.left_color;
+
+
+	return output;
+}