#ifndef INC_RENDERER_CUH
#define INC_RENDERER_CUH

// #ifndef __CUDACC__
// #define __CUDACC__
// #endif

#include <cuda.h>
#include <cuda_runtime.h>
#include <device_launch_parameters.h>

#include <stdlib.h>
#include <complex>
#include <iostream>

namespace Render2
{

    using sInt = signed int;
    using byte = signed char;
    using std::complex;

    template <class T>
    __global__ void kernel(const T x_start, const T y_start, const T dx, const T dy,   //Computed params
                        const sInt width_, const sInt height_, const sInt max_deep, //Input params
                        byte *output)
    {
        int x_index = threadIdx.x + blockDim.x * blockIdx.x;
        int y_index = threadIdx.y + blockDim.y * blockIdx.y;
        if (x_index >= width_ || y_index >= height_) //out of bounds
            return;

        T curX = x_start - dx * x_index;
        T curY = y_start - dy * y_index;

        T zRe = 0, zIm = 0;

        T sqrRe = zRe * zRe,
        sqrIm = zIm * zIm;

        T buffer;

        sInt iteration = 0;
        while (iteration < max_deep && sqrRe + sqrIm < 4)
        {
            buffer = sqrRe - sqrIm + curX; //Z = Z * Z + C with optimisations
            zIm = 2 * zRe * zIm + curY;
            zRe = buffer;

            sqrRe = zRe * zRe;
            sqrIm = zIm * zIm;
            iteration++;
        }

        byte value = (byte)((float)iteration / (float)max_deep * 255.f); // normalize value in range [0; 255]
        output[y_index * width_ + x_index] = value;
    }

    template <class T>
    byte *cudaWrapper(const T x_start, const T y_start, const T dx, const T dy,                    //Computed params
                    const sInt width_, const sInt height_, const sInt max_deep, byte BLOCK_SIZE, //Input params
                    float *time)
    {
        //Start time measure
        cudaEvent_t start, stop;

        cudaEventCreate(&start);
        cudaEventCreate(&stop);

        cudaEventRecord(start, 0);
        //Kernel preparation

        //Dimenstions
        dim3 threads(BLOCK_SIZE, BLOCK_SIZE);
        dim3 blocks(width_ / threads.x + 1, height_ / threads.y + 1);

        //Memory allocation
        size_t memory_size = width_ * height_ * sizeof(byte);
        byte *devicePixels = nullptr;
        cudaMalloc((void **)&devicePixels, memory_size);

        //Kernel call

        

        kernel<<<threads, blocks>>>(x_start, y_start, dx, dy, width_, height_, max_deep, devicePixels);

        //Host memory allocation
        byte *pixels = (byte *)malloc(memory_size);

        for(int i = 0; i < 100; i++)
            pixels[i] = i % 10;

        cudaMemcpy(pixels, devicePixels, memory_size, cudaMemcpyDeviceToHost);
        cudaFree(devicePixels);

        //End time measure
        cudaEventRecord(stop, 0);
        cudaEventSynchronize(stop);
        cudaEventElapsedTime(time, start, stop);
        return pixels;
    }

}; // namespace Render2

#endif
	.file	"tmpxft_003053ec_00000000-6_Renderer.cudafe1.cpp"
	.text
#APP
	.globl _ZSt21ios_base_library_initv

#NO_APP
	.type	_ZL26__cudaUnregisterBinaryUtilv, @function
_ZL26__cudaUnregisterBinaryUtilv:
.LFB3941:
	.cfi_startproc
	endbr64
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	jmp	__cudaUnregisterFatBinary@PLT
	.cfi_endproc
.LFE3941:
	.size	_ZL26__cudaUnregisterBinaryUtilv, .-_ZL26__cudaUnregisterBinaryUtilv
	.section	.text.startup,"ax",@progbits
	.type	_ZL24__sti____cudaRegisterAllv, @function
_ZL24__sti____cudaRegisterAllv:
.LFB3964:
	.cfi_startproc
	endbr64
	pushq	%rax
	.cfi_def_cfa_offset 16
	leaq	_ZL15__fatDeviceText(%rip), %rdi
	call	__cudaRegisterFatBinary@PLT
	movq	%rax, %rdi
	movq	%rax, _ZL20__cudaFatCubinHandle(%rip)
	call	__cudaRegisterFatBinaryEnd@PLT
	leaq	_ZL26__cudaUnregisterBinaryUtilv(%rip), %rdi
	popq	%rdx
	.cfi_def_cfa_offset 8
	jmp	atexit@PLT
	.cfi_endproc
.LFE3964:
	.size	_ZL24__sti____cudaRegisterAllv, .-_ZL24__sti____cudaRegisterAllv
	.section	.init_array,"aw"
	.align 8
	.quad	_ZL24__sti____cudaRegisterAllv
	.section	.nvFatBinSegment,"aw"
	.align 8
	.type	_ZL15__fatDeviceText, @object
	.size	_ZL15__fatDeviceText, 24
_ZL15__fatDeviceText:
	.long	1180844977
	.long	1
	.quad	fatbinData
	.quad	0
	.local	_ZL20__cudaFatCubinHandle
	.comm	_ZL20__cudaFatCubinHandle,8,8
	.ident	"GCC: (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0"
	.section	.note.GNU-stack,"",@progbits
	.section	.note.gnu.property,"a"
	.align 8
	.long	1f - 0f
	.long	4f - 1f
	.long	5
0:
	.string	"GNU"
1:
	.align 8
	.long	0xc0000002
	.long	3f - 2f
2:
	.long	0x3
3:
	.align 8
4:

#ifndef INC_RENDERER_CUH
#define INC_RENDERER_CUH

// #ifndef __CUDACC__
// #define __CUDACC__
// #endif

#include <hip/hip_runtime.h>



#include <stdlib.h>
#include <complex>
#include <iostream>

namespace Render2
{

    using sInt = signed int;
    using byte = signed char;
    using std::complex;

    template <class T>
    __global__ void kernel(const T x_start, const T y_start, const T dx, const T dy,   //Computed params
                        const sInt width_, const sInt height_, const sInt max_deep, //Input params
                        byte *output)
    {
        int x_index = threadIdx.x + blockDim.x * blockIdx.x;
        int y_index = threadIdx.y + blockDim.y * blockIdx.y;
        if (x_index >= width_ || y_index >= height_) //out of bounds
            return;

        T curX = x_start - dx * x_index;
        T curY = y_start - dy * y_index;

        T zRe = 0, zIm = 0;

        T sqrRe = zRe * zRe,
        sqrIm = zIm * zIm;

        T buffer;

        sInt iteration = 0;
        while (iteration < max_deep && sqrRe + sqrIm < 4)
        {
            buffer = sqrRe - sqrIm + curX; //Z = Z * Z + C with optimisations
            zIm = 2 * zRe * zIm + curY;
            zRe = buffer;

            sqrRe = zRe * zRe;
            sqrIm = zIm * zIm;
            iteration++;
        }

        byte value = (byte)((float)iteration / (float)max_deep * 255.f); // normalize value in range [0; 255]
        output[y_index * width_ + x_index] = value;
    }

    template <class T>
    byte *cudaWrapper(const T x_start, const T y_start, const T dx, const T dy,                    //Computed params
                    const sInt width_, const sInt height_, const sInt max_deep, byte BLOCK_SIZE, //Input params
                    float *time)
    {
        //Start time measure
        hipEvent_t start, stop;

        hipEventCreate(&start);
        hipEventCreate(&stop);

        hipEventRecord(start, 0);
        //Kernel preparation

        //Dimenstions
        dim3 threads(BLOCK_SIZE, BLOCK_SIZE);
        dim3 blocks(width_ / threads.x + 1, height_ / threads.y + 1);

        //Memory allocation
        size_t memory_size = width_ * height_ * sizeof(byte);
        byte *devicePixels = nullptr;
        hipMalloc((void **)&devicePixels, memory_size);

        //Kernel call

        

        kernel<<<threads, blocks>>>(x_start, y_start, dx, dy, width_, height_, max_deep, devicePixels);

        //Host memory allocation
        byte *pixels = (byte *)malloc(memory_size);

        for(int i = 0; i < 100; i++)
            pixels[i] = i % 10;

        hipMemcpy(pixels, devicePixels, memory_size, hipMemcpyDeviceToHost);
        hipFree(devicePixels);

        //End time measure
        hipEventRecord(stop, 0);
        hipEventSynchronize(stop);
        hipEventElapsedTime(time, start, stop);
        return pixels;
    }

}; // namespace Render2

#endif
	.text
	.file	"Renderer.hip"
                                        # Start of file scope inline assembly
	.globl	_ZSt21ios_base_library_initv

                                        # End of file scope inline assembly
	.type	__hip_cuid_,@object             # @__hip_cuid_
	.bss
	.globl	__hip_cuid_
__hip_cuid_:
	.byte	0                               # 0x0
	.size	__hip_cuid_, 1

	.ident	"AMD clang version 18.0.0git (https://github.com/RadeonOpenCompute/llvm-project roc-6.3.2 25012 e5bf7e55c91490b07c49d8960fa7983d864936c4)"
	.section	".note.GNU-stack","",@progbits
	.addrsig
	.addrsig_sym __hip_cuid_

	.text
	.p2alignl 7, 3214868480
	.fill 96, 4, 3214868480
	.type	__hip_cuid_,@object             ; @__hip_cuid_
	.section	.bss,"aw",@nobits
	.globl	__hip_cuid_
__hip_cuid_:
	.byte	0                               ; 0x0
	.size	__hip_cuid_, 1

	.ident	"AMD clang version 18.0.0git (https://github.com/RadeonOpenCompute/llvm-project roc-6.3.2 25012 e5bf7e55c91490b07c49d8960fa7983d864936c4)"
	.section	".note.GNU-stack","",@progbits
	.addrsig
	.addrsig_sym __hip_cuid_
	.amdgcn_target "amdgcn-amd-amdhsa--gfx1100"
	.amdgpu_metadata
---
amdhsa.kernels:  []
amdhsa.target:   amdgcn-amd-amdhsa--gfx1100
amdhsa.version:
  - 1
  - 2
...

	.end_amdgpu_metadata
