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Differential D6557 Diff 20710 intern/cycles/kernel/kernel_film.h

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intern/cycles/kernel/kernel_film.h

Show First 20 Lines • Show All 64 Lines • ▼ Show 20 Linesccl_device float4 film_get_pass_result(KernelGlobals *kg,
return pass_result; return pass_result;
} }
ccl_device float4 film_map(KernelGlobals *kg, float4 rgba_in, float scale) ccl_device float4 film_map(KernelGlobals *kg, float4 rgba_in, float scale)
{ {
float4 result; float4 result;
/* conversion to srgb */ /* conversion to srgb */
result.x = color_linear_to_srgb(rgba_in.x); result.x = color_linear_to_srgb(rgba_in.x * scale);
result.y = color_linear_to_srgb(rgba_in.y); result.y = color_linear_to_srgb(rgba_in.y * scale);
result.z = color_linear_to_srgb(rgba_in.z); result.z = color_linear_to_srgb(rgba_in.z * scale);
/* clamp since alpha might be > 1.0 due to russian roulette */ /* clamp since alpha might be > 1.0 due to russian roulette */
result.w = saturate(rgba_in.w); result.w = saturate(rgba_in.w * scale);
return result; return result;
} }
ccl_device uchar4 film_float_to_byte(float4 color) ccl_device uchar4 film_float_to_byte(float4 color)
{ {
uchar4 result; uchar4 result;
Show All 16 Linesccl_device void kernel_film_convert_to_byte(KernelGlobals *kg,
int stride) int stride)
{ {
/* buffer offset */ /* buffer offset */
int index = offset + x + y * stride; int index = offset + x + y * stride;
bool use_display_sample_scale = (kernel_data.film.display_divide_pass_stride == -1); bool use_display_sample_scale = (kernel_data.film.display_divide_pass_stride == -1);
float4 rgba_in = film_get_pass_result(kg, buffer, sample_scale, index, use_display_sample_scale); float4 rgba_in = film_get_pass_result(kg, buffer, sample_scale, index, use_display_sample_scale);
rgba += index;
/* map colors */ /* map colors */
if (use_display_sample_scale) { float4 float_result = film_map(kg, rgba_in, use_display_sample_scale ? sample_scale : 1.0f);
float4 float_result = film_map(kg, rgba_in, sample_scale); uchar4 uchar_result = film_float_to_byte(float_result);
uchar4 byte_result = film_float_to_byte(float_result);
*rgba = byte_result; rgba += index;
} *rgba = uchar_result;
else {
float4 float_result = film_map(kg, rgba_in, 1.0);
uchar4 byte_result = film_float_to_byte(float_result);
*rgba = byte_result;
}
} }
ccl_device void kernel_film_convert_to_half_float(KernelGlobals *kg, ccl_device void kernel_film_convert_to_half_float(KernelGlobals *kg,
ccl_global uchar4 *rgba, ccl_global uchar4 *rgba,
ccl_global float *buffer, ccl_global float *buffer,
float sample_scale, float sample_scale,
int x, int x,
int y, int y,
int offset, int offset,
int stride) int stride)
{ {
/* buffer offset */ /* buffer offset */
int index = offset + x + y * stride; int index = offset + x + y * stride;
bool use_display_sample_scale = (kernel_data.film.display_divide_pass_stride == -1); bool use_display_sample_scale = (kernel_data.film.display_divide_pass_stride == -1);
float4 rgba_in = film_get_pass_result(kg, buffer, sample_scale, index, use_display_sample_scale); float4 rgba_in = film_get_pass_result(kg, buffer, sample_scale, index, use_display_sample_scale);
ccl_global half *out = (ccl_global half *)rgba + index * 4; ccl_global half *out = (ccl_global half *)rgba + index * 4;
if (use_display_sample_scale) { float4_store_half(out, rgba_in, use_display_sample_scale ? sample_scale : 1.0f);
float4_store_half(out, rgba_in, sample_scale);
}
else {
float4_store_half(out, rgba_in, 1.0f);
}
} }
CCL_NAMESPACE_END CCL_NAMESPACE_END