package com.mojang.blaze3d.opengl;

import com.mojang.blaze3d.DontObfuscate;
import com.mojang.blaze3d.buffers.BufferType;
import com.mojang.blaze3d.buffers.BufferUsage;
import com.mojang.blaze3d.platform.DepthTestFunction;
import com.mojang.blaze3d.platform.DestFactor;
import com.mojang.blaze3d.platform.NativeImage;
import com.mojang.blaze3d.platform.PolygonMode;
import com.mojang.blaze3d.platform.SourceFactor;
import com.mojang.blaze3d.shaders.ShaderType;
import com.mojang.blaze3d.textures.AddressMode;
import com.mojang.blaze3d.textures.TextureFormat;
import com.mojang.blaze3d.vertex.VertexFormat;
import com.mojang.blaze3d.vertex.VertexFormatElement;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;

@Environment(EnvType.CLIENT)
@DontObfuscate
public class GlConst {
	public static final int GL_READ_FRAMEBUFFER = 36008;
	public static final int GL_DRAW_FRAMEBUFFER = 36009;
	public static final int GL_TRUE = 1;
	public static final int GL_FALSE = 0;
	public static final int GL_NONE = 0;
	public static final int GL_LINES = 1;
	public static final int GL_LINE_STRIP = 3;
	public static final int GL_TRIANGLE_STRIP = 5;
	public static final int GL_TRIANGLE_FAN = 6;
	public static final int GL_TRIANGLES = 4;
	public static final int GL_WRITE_ONLY = 35001;
	public static final int GL_READ_ONLY = 35000;
	public static final int GL_MAP_READ_BIT = 1;
	public static final int GL_EQUAL = 514;
	public static final int GL_LEQUAL = 515;
	public static final int GL_LESS = 513;
	public static final int GL_GREATER = 516;
	public static final int GL_GEQUAL = 518;
	public static final int GL_ALWAYS = 519;
	public static final int GL_TEXTURE_MAG_FILTER = 10240;
	public static final int GL_TEXTURE_MIN_FILTER = 10241;
	public static final int GL_TEXTURE_WRAP_S = 10242;
	public static final int GL_TEXTURE_WRAP_T = 10243;
	public static final int GL_NEAREST = 9728;
	public static final int GL_LINEAR = 9729;
	public static final int GL_NEAREST_MIPMAP_LINEAR = 9986;
	public static final int GL_LINEAR_MIPMAP_LINEAR = 9987;
	public static final int GL_CLAMP_TO_EDGE = 33071;
	public static final int GL_REPEAT = 10497;
	public static final int GL_FRONT = 1028;
	public static final int GL_FRONT_AND_BACK = 1032;
	public static final int GL_LINE = 6913;
	public static final int GL_FILL = 6914;
	public static final int GL_BYTE = 5120;
	public static final int GL_UNSIGNED_BYTE = 5121;
	public static final int GL_SHORT = 5122;
	public static final int GL_UNSIGNED_SHORT = 5123;
	public static final int GL_INT = 5124;
	public static final int GL_UNSIGNED_INT = 5125;
	public static final int GL_FLOAT = 5126;
	public static final int GL_ZERO = 0;
	public static final int GL_ONE = 1;
	public static final int GL_SRC_COLOR = 768;
	public static final int GL_ONE_MINUS_SRC_COLOR = 769;
	public static final int GL_SRC_ALPHA = 770;
	public static final int GL_ONE_MINUS_SRC_ALPHA = 771;
	public static final int GL_DST_ALPHA = 772;
	public static final int GL_ONE_MINUS_DST_ALPHA = 773;
	public static final int GL_DST_COLOR = 774;
	public static final int GL_ONE_MINUS_DST_COLOR = 775;
	public static final int GL_REPLACE = 7681;
	public static final int GL_DEPTH_BUFFER_BIT = 256;
	public static final int GL_COLOR_BUFFER_BIT = 16384;
	public static final int GL_RGBA8 = 32856;
	public static final int GL_PROXY_TEXTURE_2D = 32868;
	public static final int GL_RGBA = 6408;
	public static final int GL_TEXTURE_WIDTH = 4096;
	public static final int GL_BGR = 32992;
	public static final int GL_FUNC_ADD = 32774;
	public static final int GL_MIN = 32775;
	public static final int GL_MAX = 32776;
	public static final int GL_FUNC_SUBTRACT = 32778;
	public static final int GL_FUNC_REVERSE_SUBTRACT = 32779;
	public static final int GL_DEPTH_COMPONENT24 = 33190;
	public static final int GL_STATIC_DRAW = 35044;
	public static final int GL_DYNAMIC_DRAW = 35048;
	public static final int GL_STREAM_DRAW = 35040;
	public static final int GL_STATIC_READ = 35045;
	public static final int GL_DYNAMIC_READ = 35049;
	public static final int GL_STREAM_READ = 35041;
	public static final int GL_STATIC_COPY = 35046;
	public static final int GL_DYNAMIC_COPY = 35050;
	public static final int GL_STREAM_COPY = 35042;
	public static final int GL_SYNC_GPU_COMMANDS_COMPLETE = 37143;
	public static final int GL_TIMEOUT_EXPIRED = 37147;
	public static final int GL_WAIT_FAILED = 37149;
	public static final int GL_UNPACK_SWAP_BYTES = 3312;
	public static final int GL_UNPACK_LSB_FIRST = 3313;
	public static final int GL_UNPACK_ROW_LENGTH = 3314;
	public static final int GL_UNPACK_SKIP_ROWS = 3315;
	public static final int GL_UNPACK_SKIP_PIXELS = 3316;
	public static final int GL_UNPACK_ALIGNMENT = 3317;
	public static final int GL_PACK_ALIGNMENT = 3333;
	public static final int GL_PACK_ROW_LENGTH = 3330;
	public static final int GL_MAX_TEXTURE_SIZE = 3379;
	public static final int GL_TEXTURE_2D = 3553;
	public static final int GL_DEPTH_COMPONENT = 6402;
	public static final int GL_DEPTH_COMPONENT32 = 33191;
	public static final int GL_FRAMEBUFFER = 36160;
	public static final int GL_RENDERBUFFER = 36161;
	public static final int GL_COLOR_ATTACHMENT0 = 36064;
	public static final int GL_DEPTH_ATTACHMENT = 36096;
	public static final int GL_FRAMEBUFFER_COMPLETE = 36053;
	public static final int GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT = 36054;
	public static final int GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT = 36055;
	public static final int GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER = 36059;
	public static final int GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER = 36060;
	public static final int GL_FRAMEBUFFER_UNSUPPORTED = 36061;
	public static final int GL_LINK_STATUS = 35714;
	public static final int GL_COMPILE_STATUS = 35713;
	public static final int GL_VERTEX_SHADER = 35633;
	public static final int GL_FRAGMENT_SHADER = 35632;
	public static final int GL_TEXTURE0 = 33984;
	public static final int GL_TEXTURE1 = 33985;
	public static final int GL_TEXTURE2 = 33986;
	public static final int GL_DEPTH_TEXTURE_MODE = 34891;
	public static final int GL_TEXTURE_COMPARE_MODE = 34892;
	public static final int GL_ARRAY_BUFFER = 34962;
	public static final int GL_ELEMENT_ARRAY_BUFFER = 34963;
	public static final int GL_PIXEL_PACK_BUFFER = 35051;
	public static final int GL_COPY_READ_BUFFER = 36662;
	public static final int GL_COPY_WRITE_BUFFER = 36663;
	public static final int GL_PIXEL_UNPACK_BUFFER = 35052;
	public static final int GL_UNIFORM_BUFFER = 35345;
	public static final int GL_ALPHA_BIAS = 3357;
	public static final int GL_RGB = 6407;
	public static final int GL_RG = 33319;
	public static final int GL_R8 = 33321;
	public static final int GL_RED = 6403;
	public static final int GL_OUT_OF_MEMORY = 1285;

	public static int toGl(DepthTestFunction depthTestFunction) {
		return switch (depthTestFunction) {
			case NO_DEPTH_TEST -> 519;
			case EQUAL_DEPTH_TEST -> 514;
			case LESS_DEPTH_TEST -> 513;
			case GREATER_DEPTH_TEST -> 516;
			default -> 515;
		};
	}

	public static int toGl(PolygonMode polygonMode) {
		return switch (polygonMode) {
			case WIREFRAME -> 6913;
			default -> 6914;
		};
	}

	public static int toGl(DestFactor destFactor) {
		return switch (destFactor) {
			case CONSTANT_ALPHA -> 32771;
			case CONSTANT_COLOR -> 32769;
			case DST_ALPHA -> 772;
			case DST_COLOR -> 774;
			case ONE -> 1;
			case ONE_MINUS_CONSTANT_ALPHA -> 32772;
			case ONE_MINUS_CONSTANT_COLOR -> 32770;
			case ONE_MINUS_DST_ALPHA -> 773;
			case ONE_MINUS_DST_COLOR -> 775;
			case ONE_MINUS_SRC_ALPHA -> 771;
			case ONE_MINUS_SRC_COLOR -> 769;
			case SRC_ALPHA -> 770;
			case SRC_COLOR -> 768;
			case ZERO -> 0;
		};
	}

	public static int toGl(SourceFactor sourceFactor) {
		return switch (sourceFactor) {
			case CONSTANT_ALPHA -> 32771;
			case CONSTANT_COLOR -> 32769;
			case DST_ALPHA -> 772;
			case DST_COLOR -> 774;
			case ONE -> 1;
			case ONE_MINUS_CONSTANT_ALPHA -> 32772;
			case ONE_MINUS_CONSTANT_COLOR -> 32770;
			case ONE_MINUS_DST_ALPHA -> 773;
			case ONE_MINUS_DST_COLOR -> 775;
			case ONE_MINUS_SRC_ALPHA -> 771;
			case ONE_MINUS_SRC_COLOR -> 769;
			case SRC_ALPHA -> 770;
			case SRC_ALPHA_SATURATE -> 776;
			case SRC_COLOR -> 768;
			case ZERO -> 0;
		};
	}

	public static int toGl(BufferType bufferType) {
		return switch (bufferType) {
			case VERTICES -> 34962;
			case INDICES -> 34963;
			case PIXEL_PACK -> 35051;
			case COPY_READ -> 36662;
			case COPY_WRITE -> 36663;
			case PIXEL_UNPACK -> 35052;
			case UNIFORM -> 35345;
		};
	}

	public static int toGl(VertexFormat.Mode mode) {
		return switch (mode) {
			case LINES -> 4;
			case LINE_STRIP -> 5;
			case DEBUG_LINES -> 1;
			case DEBUG_LINE_STRIP -> 3;
			case TRIANGLES -> 4;
			case TRIANGLE_STRIP -> 5;
			case TRIANGLE_FAN -> 6;
			case QUADS -> 4;
		};
	}

	public static int toGl(VertexFormat.IndexType indexType) {
		return switch (indexType) {
			case SHORT -> 5123;
			case INT -> 5125;
		};
	}

	public static int toGl(NativeImage.Format format) {
		return switch (format) {
			case RGBA -> 6408;
			case RGB -> 6407;
			case LUMINANCE_ALPHA -> 33319;
			case LUMINANCE -> 6403;
		};
	}

	public static int toGl(BufferUsage bufferUsage) {
		return switch (bufferUsage) {
			case DYNAMIC_WRITE -> 35048;
			case STATIC_WRITE -> 35044;
			case STREAM_WRITE -> 35040;
			case STATIC_READ -> 35045;
			case DYNAMIC_READ -> 35049;
			case STREAM_READ -> 35041;
			case DYNAMIC_COPY -> 35050;
			case STATIC_COPY -> 35046;
			case STREAM_COPY -> 35042;
		};
	}

	public static int toGl(AddressMode addressMode) {
		return switch (addressMode) {
			case REPEAT -> 10497;
			case CLAMP_TO_EDGE -> 33071;
		};
	}

	public static int toGl(VertexFormatElement.Type type) {
		return switch (type) {
			case FLOAT -> 5126;
			case UBYTE -> 5121;
			case BYTE -> 5120;
			case USHORT -> 5123;
			case SHORT -> 5122;
			case UINT -> 5125;
			case INT -> 5124;
		};
	}

	public static int toGlInternalId(TextureFormat textureFormat) {
		return switch (textureFormat) {
			case RGBA8 -> 32856;
			case RED8 -> 33321;
			case DEPTH32 -> 33191;
		};
	}

	public static int toGlExternalId(TextureFormat textureFormat) {
		return switch (textureFormat) {
			case RGBA8 -> 6408;
			case RED8 -> 6403;
			case DEPTH32 -> 6402;
		};
	}

	public static int toGlType(TextureFormat textureFormat) {
		return switch (textureFormat) {
			case RGBA8 -> 5121;
			case RED8 -> 5121;
			case DEPTH32 -> 5126;
		};
	}

	public static int toGl(ShaderType shaderType) {
		return switch (shaderType) {
			case VERTEX -> 35633;
			case FRAGMENT -> 35632;
		};
	}
}