212 lines
5.4 KiB
C++
212 lines
5.4 KiB
C++
#include "renderer.h"
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#include "System.h"
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#include "Thread.h"
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#include "render.h"
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#include "RenderingScenery.h"
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#include "CameraDefinition.h"
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#include "SurfaceMaterial.h"
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static RayCastingResult _RAYCASTING_NULL = {0, {0.0, 0.0, 0.0, 0.0}, {0.0, 0.0, 0.0}};
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static void* _renderFirstPass(void* data)
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{
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Renderer* renderer = (Renderer*)data;
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renderer->rasterize();
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renderer->is_rendering = 0;
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return NULL;
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}
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static int _addRenderProgress(Renderer* renderer, double)
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{
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return !renderer->render_interrupt;
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}
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static Vector3 _getCameraLocation(Renderer* renderer, Vector3)
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{
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return renderer->render_camera->getLocation();
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}
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static Vector3 _getCameraDirection(Renderer* renderer, Vector3)
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{
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return renderer->render_camera->getDirectionNormalized();
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}
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static double _getPrecision(Renderer*, Vector3)
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{
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return 0.0;
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}
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static Vector3 _projectPoint(Renderer* renderer, Vector3 point)
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{
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return renderer->render_camera->project(point);
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}
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static Vector3 _unprojectPoint(Renderer* renderer, Vector3 point)
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{
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return renderer->render_camera->unproject(point);
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}
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static void _pushTriangle(Renderer* renderer, Vector3 v1, Vector3 v2, Vector3 v3, f_RenderFragmentCallback callback, void* callback_data)
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{
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Vector3 p1, p2, p3;
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p1 = renderer->projectPoint(renderer, v1);
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p2 = renderer->projectPoint(renderer, v2);
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p3 = renderer->projectPoint(renderer, v3);
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renderPushTriangle(renderer->render_area, p1, p2, p3, v1, v2, v3, callback, callback_data);
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}
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static void _pushQuad(Renderer* renderer, Vector3 v1, Vector3 v2, Vector3 v3, Vector3 v4, f_RenderFragmentCallback callback, void* callback_data)
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{
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renderer->pushTriangle(renderer, v2, v3, v1, callback, callback_data);
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renderer->pushTriangle(renderer, v4, v1, v3, callback, callback_data);
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}
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static void _pushDisplacedTriangle(Renderer* renderer, Vector3 v1, Vector3 v2, Vector3 v3, Vector3 ov1, Vector3 ov2, Vector3 ov3, f_RenderFragmentCallback callback, void* callback_data)
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{
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Vector3 p1, p2, p3;
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p1 = renderer->projectPoint(renderer, v1);
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p2 = renderer->projectPoint(renderer, v2);
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p3 = renderer->projectPoint(renderer, v3);
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renderPushTriangle(renderer->render_area, p1, p2, p3, ov1, ov2, ov3, callback, callback_data);
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}
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static void _pushDisplacedQuad(Renderer* renderer, Vector3 v1, Vector3 v2, Vector3 v3, Vector3 v4, Vector3 ov1, Vector3 ov2, Vector3 ov3, Vector3 ov4, f_RenderFragmentCallback callback, void* callback_data)
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{
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renderer->pushDisplacedTriangle(renderer, v2, v3, v1, ov2, ov3, ov1, callback, callback_data);
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renderer->pushDisplacedTriangle(renderer, v4, v1, v3, ov4, ov1, ov3, callback, callback_data);
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}
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Renderer::Renderer()
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{
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RenderParams params = {1, 1, 1, 5};
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render_quality = 5;
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render_width = 1;
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render_height = 1;
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render_interrupt = 0;
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render_progress = 0.0;
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is_rendering = 0;
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render_camera = new CameraDefinition;
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render_area = renderCreateArea(this);
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renderSetParams(render_area, params);
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addRenderProgress = _addRenderProgress;
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getCameraLocation = _getCameraLocation;
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getCameraDirection = _getCameraDirection;
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getPrecision = _getPrecision;
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projectPoint = _projectPoint;
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unprojectPoint = _unprojectPoint;
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pushTriangle = _pushTriangle;
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pushQuad = _pushQuad;
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pushDisplacedTriangle = _pushDisplacedTriangle;
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pushDisplacedQuad = _pushDisplacedQuad;
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}
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Renderer::~Renderer()
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{
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delete render_camera;
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renderDeleteArea(render_area);
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}
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Color Renderer::applyMediumTraversal(Vector3, Color color)
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{
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return color;
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}
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Color Renderer::applyLightingToSurface(const Vector3 &, const Vector3 &, const SurfaceMaterial &material)
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{
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return material._rgb;
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}
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RayCastingResult Renderer::rayWalking(const Vector3 &, const Vector3 &, int, int, int, int)
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{
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return _RAYCASTING_NULL;
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}
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// Old API compat
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Renderer* rendererCreate()
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{
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return new Renderer();
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}
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void rendererDelete(Renderer* renderer)
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{
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delete renderer;
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}
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void rendererSetPreviewCallbacks(Renderer* renderer, RenderCallbackStart start, RenderCallbackDraw draw, RenderCallbackUpdate update)
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{
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renderSetPreviewCallbacks(renderer->render_area, start, draw, update);
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}
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void rendererStart(Renderer* renderer, RenderParams params)
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{
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Thread thread(_renderFirstPass);
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int loops;
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int core_count = System::getCoreCount();
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params.antialias = (params.antialias < 1) ? 1 : params.antialias;
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params.antialias = (params.antialias > 4) ? 4 : params.antialias;
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renderer->render_quality = params.quality;
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renderer->render_width = params.width * params.antialias;
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renderer->render_height = params.height * params.antialias;
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renderer->render_interrupt = 0;
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renderer->render_progress = 0.0;
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renderer->render_camera->setRenderSize(renderer->render_width, renderer->render_height);
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renderSetBackgroundColor(renderer->render_area, COLOR_BLACK);
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renderSetParams(renderer->render_area, params);
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renderClear(renderer->render_area);
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renderer->prepare();
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renderer->is_rendering = 1;
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thread.start(renderer);
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loops = 0;
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while (renderer->is_rendering)
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{
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Thread::timeSleepMs(100);
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if (++loops >= 10)
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{
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renderUpdate(renderer->render_area);
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loops = 0;
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}
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}
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thread.join();
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renderer->is_rendering = 1;
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renderPostProcess(renderer->render_area, core_count);
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renderer->is_rendering = 0;
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}
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void rendererInterrupt(Renderer* renderer)
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{
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renderer->render_interrupt = 1;
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}
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