mitchellhansen/voxel-raycaster
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added lighting, stole a terrain generator and ported it.

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MitchellHansen
2016-09-05 15:35:46 -07:00
parent e1080baab0
commit 4e96985104
3 changed files with 269 additions and 59 deletions
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33
src/main.cpp
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@@ -35,9 +35,9 @@
const int WINDOW_X = 1000;
const int WINDOW_Y = 1000;
const int MAP_X = 1000;
const int MAP_Y = 1000;
const int MAP_Z = 1000;
const int MAP_X = 1024;
const int MAP_Y = 1024;
const int MAP_Z = 256;
float elap_time(){
static std::chrono::time_point<std::chrono::system_clock> start;
@@ -157,11 +157,26 @@ int main() {
sf::Vector3f cam_pos(55, 50, 50);
cl_mem cam_pos_buff = clCreateBuffer(
c.getContext(), CL_MEM_READ_ONLY | CL_MEM_USE_HOST_PTR,
sizeof(float) * 4, &cam_pos, NULL
);
// {r, g, b, i, x, y, z, x', y', z'}
float light[] = { 0.4, 0.8, 0.1, 1, 50, 50, 50, 1.1, 0.4, 0.7};
cl_mem light_buff = clCreateBuffer(
c.getContext(), CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR,
sizeof(float) * 10, light, NULL
);
int light_count = 1;
cl_mem light_cnt_buff = clCreateBuffer(
c.getContext(), CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR,
sizeof(int), &light_count, NULL
);
unsigned char* pixel_array = new sf::Uint8[WINDOW_X * WINDOW_Y * 4];
@@ -186,16 +201,14 @@ int main() {
if (c.assert(error, "clCreateFromGLTexture"))
return -1;
c.store_buffer(map_buff, "map_buffer");
c.store_buffer(dim_buff, "dim_buffer");
c.store_buffer(res_buff, "res_buffer");
c.store_buffer(view_matrix_buff, "view_matrix_buffer");
c.store_buffer(cam_dir_buff, "cam_dir_buffer");
c.store_buffer(cam_pos_buff, "cam_pos_buffer");
c.store_buffer(light_buff, "light_buffer");
c.store_buffer(light_cnt_buff, "light_count_buffer");
c.store_buffer(image_buff, "image_buffer");
c.set_kernel_arg("min_kern", 0, "map_buffer");
@@ -204,12 +217,12 @@ int main() {
c.set_kernel_arg("min_kern", 3, "view_matrix_buffer");
c.set_kernel_arg("min_kern", 4, "cam_dir_buffer");
c.set_kernel_arg("min_kern", 5, "cam_pos_buffer");
c.set_kernel_arg("min_kern", 6, "image_buffer");
c.set_kernel_arg("min_kern", 6, "light_buffer");
c.set_kernel_arg("min_kern", 7, "light_count_buffer");
c.set_kernel_arg("min_kern", 8, "image_buffer");
const int size = WINDOW_X * WINDOW_Y;
s.setTexture(t);
// The step size in milliseconds between calls to Update()