#pragma once

class IMaterialVar;
typedef uint64_t VertexFormat_t;

enum MaterialVarFlags_t {
    MATERIAL_VAR_DEBUG = (1 << 0),
    MATERIAL_VAR_NO_DEBUG_OVERRIDE = (1 << 1),
    MATERIAL_VAR_NO_DRAW = (1 << 2),
    MATERIAL_VAR_USE_IN_FILLRATE_MODE = (1 << 3),

    MATERIAL_VAR_VERTEXCOLOR = (1 << 4),
    MATERIAL_VAR_VERTEXALPHA = (1 << 5),
    MATERIAL_VAR_SELFILLUM = (1 << 6),
    MATERIAL_VAR_ADDITIVE = (1 << 7),
    MATERIAL_VAR_ALPHATEST = (1 << 8),
    //    MATERIAL_VAR_UNUSED                      = (1 << 9),
    MATERIAL_VAR_ZNEARER = (1 << 10),
    MATERIAL_VAR_MODEL = (1 << 11),
    MATERIAL_VAR_FLAT = (1 << 12),
    MATERIAL_VAR_NOCULL = (1 << 13),
    MATERIAL_VAR_NOFOG = (1 << 14),
    MATERIAL_VAR_IGNOREZ = (1 << 15),
    MATERIAL_VAR_DECAL = (1 << 16),
    MATERIAL_VAR_ENVMAPSPHERE = (1 << 17),  // OBSOLETE
    //    MATERIAL_VAR_UNUSED                      = (1 << 18),
    MATERIAL_VAR_ENVMAPCAMERASPACE = (1 << 19),  // OBSOLETE
    MATERIAL_VAR_BASEALPHAENVMAPMASK = (1 << 20),
    MATERIAL_VAR_TRANSLUCENT = (1 << 21),
    MATERIAL_VAR_NORMALMAPALPHAENVMAPMASK = (1 << 22),
    MATERIAL_VAR_NEEDS_SOFTWARE_SKINNING = (1 << 23),  // OBSOLETE
    MATERIAL_VAR_OPAQUETEXTURE = (1 << 24),
    MATERIAL_VAR_ENVMAPMODE = (1 << 25),  // OBSOLETE
    MATERIAL_VAR_SUPPRESS_DECALS = (1 << 26),
    MATERIAL_VAR_HALFLAMBERT = (1 << 27),
    MATERIAL_VAR_WIREFRAME = (1 << 28),
    MATERIAL_VAR_ALLOWALPHATOCOVERAGE = (1 << 29),
    MATERIAL_VAR_ALPHA_MODIFIED_BY_PROXY = (1 << 30),
    MATERIAL_VAR_VERTEXFOG = (1 << 31),

    // NOTE: Only add flags here that either should be read from
    // .vmts or can be set directly from client code. Other, internal
    // flags should to into the flag enum in IMaterialInternal.h
};

enum PreviewImageRetVal_t {
    MATERIAL_PREVIEW_IMAGE_BAD = 0,
    MATERIAL_PREVIEW_IMAGE_OK,
    MATERIAL_NO_PREVIEW_IMAGE,
};

enum ImageFormat {
    IMAGE_FORMAT_UNKNOWN = -1,
    IMAGE_FORMAT_RGBA8888 = 0,
    IMAGE_FORMAT_ABGR8888,
    IMAGE_FORMAT_RGB888,
    IMAGE_FORMAT_BGR888,
    IMAGE_FORMAT_RGB565,
    IMAGE_FORMAT_I8,
    IMAGE_FORMAT_IA88,
    IMAGE_FORMAT_P8,
    IMAGE_FORMAT_A8,
    IMAGE_FORMAT_RGB888_BLUESCREEN,
    IMAGE_FORMAT_BGR888_BLUESCREEN,
    IMAGE_FORMAT_ARGB8888,
    IMAGE_FORMAT_BGRA8888,
    IMAGE_FORMAT_DXT1,
    IMAGE_FORMAT_DXT3,
    IMAGE_FORMAT_DXT5,
    IMAGE_FORMAT_BGRX8888,
    IMAGE_FORMAT_BGR565,
    IMAGE_FORMAT_BGRX5551,
    IMAGE_FORMAT_BGRA4444,
    IMAGE_FORMAT_DXT1_ONEBITALPHA,
    IMAGE_FORMAT_BGRA5551,
    IMAGE_FORMAT_UV88,
    IMAGE_FORMAT_UVWQ8888,
    IMAGE_FORMAT_RGBA16161616F,
    IMAGE_FORMAT_RGBA16161616,
    IMAGE_FORMAT_UVLX8888,
    IMAGE_FORMAT_R32F,        // Single-channel 32-bit floating point
    IMAGE_FORMAT_RGB323232F,  // NOTE: D3D9 does not have this format
    IMAGE_FORMAT_RGBA32323232F,
    IMAGE_FORMAT_RG1616F,
    IMAGE_FORMAT_RG3232F,
    IMAGE_FORMAT_RGBX8888,

    IMAGE_FORMAT_NULL,  // Dummy format which takes no video memory

    // Compressed normal map formats
    IMAGE_FORMAT_ATI2N,  // One-surface ATI2N / DXN format
    IMAGE_FORMAT_ATI1N,  // Two-surface ATI1N format

    IMAGE_FORMAT_RGBA1010102,  // 10 bit-per component render targets
    IMAGE_FORMAT_BGRA1010102,
    IMAGE_FORMAT_R16F,  // 16 bit FP format

    // Depth-stencil texture formats
    IMAGE_FORMAT_D16,
    IMAGE_FORMAT_D15S1,
    IMAGE_FORMAT_D32,
    IMAGE_FORMAT_D24S8,
    IMAGE_FORMAT_LINEAR_D24S8,
    IMAGE_FORMAT_D24X8,
    IMAGE_FORMAT_D24X4S4,
    IMAGE_FORMAT_D24FS8,
    IMAGE_FORMAT_D16_SHADOW,    // Specific formats for shadow mapping
    IMAGE_FORMAT_D24X8_SHADOW,  // Specific formats for shadow mapping

    // supporting these specific formats as non-tiled for procedural cpu access
    // (360-specific)
    IMAGE_FORMAT_LINEAR_BGRX8888,
    IMAGE_FORMAT_LINEAR_RGBA8888,
    IMAGE_FORMAT_LINEAR_ABGR8888,
    IMAGE_FORMAT_LINEAR_ARGB8888,
    IMAGE_FORMAT_LINEAR_BGRA8888,
    IMAGE_FORMAT_LINEAR_RGB888,
    IMAGE_FORMAT_LINEAR_BGR888,
    IMAGE_FORMAT_LINEAR_BGRX5551,
    IMAGE_FORMAT_LINEAR_I8,
    IMAGE_FORMAT_LINEAR_RGBA16161616,

    IMAGE_FORMAT_LE_BGRX8888,
    IMAGE_FORMAT_LE_BGRA8888,

    NUM_IMAGE_FORMATS
};

enum MaterialPropertyTypes_t {
    MATERIAL_PROPERTY_NEEDS_LIGHTMAP = 0,  // bool
    MATERIAL_PROPERTY_OPACITY,  // int (enum MaterialPropertyOpacityTypes_t)
    MATERIAL_PROPERTY_REFLECTIVITY,           // vec3_t
    MATERIAL_PROPERTY_NEEDS_BUMPED_LIGHTMAPS  // bool
};

class IMaterial {
   public:
    const char* GetName() {
        typedef const char* (*oGetName)(void*);
        return getvfunc<oGetName>(this, 0)(this);
    }

    const char* GetTextureGroupName() {
        typedef const char* (*oGetTextureGroupName)(void*);
        return getvfunc<oGetTextureGroupName>(this, 1)(this);
    }

    void AlphaModulate(float alpha) {
        typedef void (*oAlphaModulate)(void*, float);
        return getvfunc<oAlphaModulate>(this, 27)(this, alpha);
    }

    void ColorModulate(float r, float g, float b) {
        typedef void (*oColorModulate)(void*, float, float, float);
        return getvfunc<oColorModulate>(this, 28)(this, r, g, b);
    }

    void ColorModulate(Color color) {
        typedef void (*oColorModulate)(void*, float, float, float);
        return getvfunc<oColorModulate>(this, 28)(
            this, color.r / 255.0f, color.g / 255.0f, color.b / 255.0f);
    }

    void SetMaterialVarFlag(MaterialVarFlags_t flag, bool on) {
        typedef void (*oSetMaterialVarFlag)(void*, MaterialVarFlags_t, bool);
        return getvfunc<oSetMaterialVarFlag>(this, 29)(this, flag, on);
    }

    float GetAlphaModulation() {
        typedef float (*oGetAlphaModulation)(void*);
        return getvfunc<oGetAlphaModulation>(this, 44)(this);
    }

    void GetColorModulate(float* r, float* g, float* b) {
        typedef void (*oGetColorModulate)(void*, float*, float*, float*);
        return getvfunc<oGetColorModulate>(this, 45)(this, r, g, b);
    }
};