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/*
* Copyright 2011, Blender Foundation.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/* OpenCL kernel entry points - unfinished */
#include "kernel_compat_opencl.h"
#include "kernel_math.h"
#include "kernel_types.h"
#include "kernel_globals.h"
typedef struct KernelGlobals {
__constant KernelData *data;
__global float *__response_curve_R;
int __response_curve_R_width;
__global float *__response_curve_G;
int __response_curve_G_width;
__global float *__response_curve_B;
int __response_curve_B_width;
} KernelGlobals;
#include "kernel_film.h"
//#include "kernel_path.h"
//#include "kernel_displace.h"
__kernel void kernel_ocl_path_trace(__constant KernelData *data, __global float4 *buffer, __global uint *rng_state, int pass, int sx, int sy, int sw, int sh)
{
KernelGlobals kglobals, *kg = &kglobals;
kg->data = data;
int x = get_global_id(0);
int y = get_global_id(1);
int w = kernel_data.cam.width;
if(x < sx + sw && y < sy + sh) {
if(pass == 0) {
buffer[x + w*y].x = 0.5f;
buffer[x + w*y].y = 0.5f;
buffer[x + w*y].z = 0.5f;
}
else {
buffer[x + w*y].x += 0.5f;
buffer[x + w*y].y += 0.5f;
buffer[x + w*y].z += 0.5f;
}
//= make_float3(1.0f, 0.9f, 0.0f);
//kernel_path_trace(buffer, rng_state, pass, x, y);
}
}
__kernel void kernel_ocl_tonemap(
__constant KernelData *data,
__global uchar4 *rgba,
__global float4 *buffer,
__global float *__response_curve_R,
int __response_curve_R_width,
__global float *__response_curve_G,
int __response_curve_G_width,
__global float *__response_curve_B,
int __response_curve_B_width,
int pass, int resolution,
int sx, int sy, int sw, int sh)
{
KernelGlobals kglobals, *kg = &kglobals;
kg->data = data;
kg->__response_curve_R = __response_curve_R;
kg->__response_curve_R_width = __response_curve_R_width;
kg->__response_curve_G = __response_curve_G;
kg->__response_curve_G_width = __response_curve_G_width;
kg->__response_curve_B = __response_curve_B;
kg->__response_curve_B_width = __response_curve_B_width;
int x = sx + get_global_id(0);
int y = sy + get_global_id(1);
if(x < sx + sw && y < sy + sh)
kernel_film_tonemap(kg, rgba, buffer, pass, resolution, x, y);
}
__kernel void kernel_ocl_displace(__global uint4 *input, __global float3 *offset, int sx)
{
int x = sx + get_global_id(0);
kernel_displace(input, offset, x);
}
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