Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame^] | 1 | #ifndef ANDROID_DVR_RENDER_TEXTURE_PARAMS_H_ |
| 2 | #define ANDROID_DVR_RENDER_TEXTURE_PARAMS_H_ |
| 3 | |
| 4 | #include <private/dvr/types.h> |
| 5 | |
| 6 | namespace android { |
| 7 | namespace dvr { |
| 8 | |
| 9 | // Encapsulates information about the render texture, includes the size |
| 10 | // of the render texture, and the left/right viewport which define the |
| 11 | // portion each eye is rendering onto. This struct will be passed to |
| 12 | // PresentFrame every frame before the client actually drawing the scene. |
| 13 | struct RenderTextureParams { |
| 14 | RenderTextureParams() {} |
| 15 | |
| 16 | RenderTextureParams(vec2i target_texture_size, |
| 17 | const Range2i& eye_viewport_bounds_left, |
| 18 | const Range2i& eye_viewport_bounds_right, |
| 19 | const FieldOfView& eye_fov_left, |
| 20 | const FieldOfView& eye_fov_right) |
| 21 | : texture_size(target_texture_size) { |
| 22 | eye_viewport_bounds[kLeftEye] = eye_viewport_bounds_left; |
| 23 | eye_viewport_bounds[kRightEye] = eye_viewport_bounds_right; |
| 24 | eye_fov[kLeftEye] = eye_fov_left; |
| 25 | eye_fov[kRightEye] = eye_fov_right; |
| 26 | } |
| 27 | |
| 28 | explicit RenderTextureParams(vec2i target_texture_size, |
| 29 | const FieldOfView& eye_fov_left, |
| 30 | const FieldOfView& eye_fov_right) { |
| 31 | texture_size = target_texture_size; |
| 32 | eye_viewport_bounds[0] = Range2i::FromSize( |
| 33 | vec2i(0, 0), vec2i(texture_size[0] / 2, texture_size[1])); |
| 34 | eye_viewport_bounds[1] = |
| 35 | Range2i::FromSize(vec2i(texture_size[0] / 2, 0), |
| 36 | vec2i(texture_size[0] / 2, texture_size[1])); |
| 37 | |
| 38 | eye_fov[kLeftEye] = eye_fov_left; |
| 39 | eye_fov[kRightEye] = eye_fov_right; |
| 40 | } |
| 41 | |
| 42 | // The render texture size. |
| 43 | vec2i texture_size; |
| 44 | |
| 45 | // The viewport bounds on the render texture for each eye. |
| 46 | Range2i eye_viewport_bounds[2]; |
| 47 | |
| 48 | // The field of view for each eye in degrees. |
| 49 | FieldOfView eye_fov[2]; |
| 50 | }; |
| 51 | |
| 52 | } // namespace dvr |
| 53 | } // namespace android |
| 54 | |
| 55 | #endif // ANDROID_DVR_RENDER_TEXTURE_PARAMS_H_ |