diff options
Diffstat (limited to 'src/graphics/opengl/test/light_test.cpp')
-rw-r--r-- | src/graphics/opengl/test/light_test.cpp | 462 |
1 files changed, 0 insertions, 462 deletions
diff --git a/src/graphics/opengl/test/light_test.cpp b/src/graphics/opengl/test/light_test.cpp deleted file mode 100644 index b19ba4b..0000000 --- a/src/graphics/opengl/test/light_test.cpp +++ /dev/null @@ -1,462 +0,0 @@ -#include "app/system.h" -#include "common/logger.h" -#include "common/image.h" -#include "common/iman.h" -#include "graphics/opengl/gldevice.h" -#include "math/geometry.h" - -#include <SDL/SDL.h> -#include <SDL/SDL_image.h> -#include <unistd.h> - -#include <iostream> -#include <map> - -enum KeySlots -{ - K_Forward, - K_Back, - K_Left, - K_Right, - K_Up, - K_Down, - K_Count -}; -bool KEYMAP[K_Count] = { false }; - -Math::Point MOUSE_POS_BASE; - -Math::Vector TRANSLATION(0.0f, 2.0f, 0.0f); -Math::Vector ROTATION, ROTATION_BASE; - -float CUBE_ORBIT = 0.0f; - -const int FRAME_DELAY = 5000; - -SystemTimeStamp *PREV_TIME = NULL, *CURR_TIME = NULL; - -void Init(Gfx::CGLDevice *device) -{ - device->SetRenderState(Gfx::RENDER_STATE_DEPTH_TEST, true); - device->SetShadeModel(Gfx::SHADE_SMOOTH); -} - -void Render(Gfx::CGLDevice *device) -{ - device->BeginScene(); - - /* Unlit part of scene */ - - device->SetRenderState(Gfx::RENDER_STATE_LIGHTING, false); - device->SetRenderState(Gfx::RENDER_STATE_CULLING, false); // Double-sided drawing - - Math::Matrix persp; - Math::LoadProjectionMatrix(persp, Math::PI / 4.0f, (800.0f) / (600.0f), 0.1f, 50.0f); - device->SetTransform(Gfx::TRANSFORM_PROJECTION, persp); - - - Math::Matrix viewMat; - Math::Matrix mat; - - viewMat.LoadIdentity(); - - Math::LoadRotationXMatrix(mat, -ROTATION.x); - viewMat = Math::MultiplyMatrices(viewMat, mat); - - Math::LoadRotationYMatrix(mat, -ROTATION.y); - viewMat = Math::MultiplyMatrices(viewMat, mat); - - Math::LoadTranslationMatrix(mat, -TRANSLATION); - viewMat = Math::MultiplyMatrices(viewMat, mat); - - device->SetTransform(Gfx::TRANSFORM_VIEW, viewMat); - - Math::Matrix worldMat; - worldMat.LoadIdentity(); - device->SetTransform(Gfx::TRANSFORM_WORLD, worldMat); - - Gfx::VertexCol line[2] = { Gfx::VertexCol() }; - - for (int x = -40; x <= 40; ++x) - { - line[0].color = Gfx::Color(0.7f + x / 120.0f, 0.0f, 0.0f); - line[0].coord.z = -40; - line[0].coord.x = x; - line[1].color = Gfx::Color(0.7f + x / 120.0f, 0.0f, 0.0f); - line[1].coord.z = 40; - line[1].coord.x = x; - device->DrawPrimitive(Gfx::PRIMITIVE_LINES, line, 2); - } - - for (int z = -40; z <= 40; ++z) - { - line[0].color = Gfx::Color(0.0f, 0.7f + z / 120.0f, 0.0f); - line[0].coord.z = z; - line[0].coord.x = -40; - line[1].color = Gfx::Color(0.0f, 0.7f + z / 120.0f, 0.0f); - line[1].coord.z = z; - line[1].coord.x = 40; - device->DrawPrimitive(Gfx::PRIMITIVE_LINES, line, 2); - } - - - Gfx::VertexCol quad[6] = { Gfx::VertexCol() }; - - quad[0].coord = Math::Vector(-1.0f, -1.0f, 0.0f); - quad[1].coord = Math::Vector( 1.0f, -1.0f, 0.0f); - quad[2].coord = Math::Vector(-1.0f, 1.0f, 0.0f); - quad[3].coord = Math::Vector( 1.0f, 1.0f, 0.0f); - - for (int i = 0; i < 6; ++i) - quad[i].color = Gfx::Color(1.0f, 1.0f, 0.0f); - - Math::LoadTranslationMatrix(worldMat, Math::Vector(40.0f, 2.0f, 40.0f)); - device->SetTransform(Gfx::TRANSFORM_WORLD, worldMat); - - device->DrawPrimitive(Gfx::PRIMITIVE_TRIANGLE_STRIP, quad, 4); - - for (int i = 0; i < 6; ++i) - quad[i].color = Gfx::Color(0.0f, 1.0f, 1.0f); - - Math::LoadTranslationMatrix(worldMat, Math::Vector(-40.0f, 2.0f, -40.0f)); - device->SetTransform(Gfx::TRANSFORM_WORLD, worldMat); - - int planes = device->ComputeSphereVisibility(Math::Vector(0.0f, 0.0f, 0.0f), 1.0f); - printf("Planes:"); - if (planes == 0) - printf(" (none)"); - - if (planes & Gfx::FRUSTUM_PLANE_LEFT) - printf(" LEFT"); - - if (planes & Gfx::FRUSTUM_PLANE_RIGHT) - printf(" RIGHT"); - - if (planes & Gfx::FRUSTUM_PLANE_BOTTOM) - printf(" BOTTOM"); - - if (planes & Gfx::FRUSTUM_PLANE_TOP) - printf(" TOP"); - - if (planes & Gfx::FRUSTUM_PLANE_FRONT) - printf(" FRONT"); - - if (planes & Gfx::FRUSTUM_PLANE_BACK) - printf(" BACK"); - - printf("\n"); - - device->DrawPrimitive(Gfx::PRIMITIVE_TRIANGLE_STRIP, quad, 4); - - for (int i = 0; i < 6; ++i) - quad[i].color = Gfx::Color(1.0f, 0.0f, 1.0f); - - Math::LoadTranslationMatrix(worldMat, Math::Vector(10.0f, 4.5f, 5.0f)); - device->SetTransform(Gfx::TRANSFORM_WORLD, worldMat); - - device->DrawPrimitive(Gfx::PRIMITIVE_TRIANGLE_STRIP, quad, 4); - - /* Moving lit cube */ - device->SetRenderState(Gfx::RENDER_STATE_LIGHTING, true); - device->SetRenderState(Gfx::RENDER_STATE_CULLING, true); // Culling (CCW faces) - - device->SetGlobalAmbient(Gfx::Color(0.4f, 0.4f, 0.4f)); - - Gfx::Light light1; - light1.type = Gfx::LIGHT_POINT; - light1.position = Math::Vector(10.0f, 4.5f, 5.0f); - light1.ambient = Gfx::Color(0.2f, 0.2f, 0.2f); - light1.diffuse = Gfx::Color(1.0f, 0.1f, 0.1f); - light1.specular = Gfx::Color(0.0f, 0.0f, 0.0f); - device->SetLight(0, light1); - device->SetLightEnabled(0, true); - - /*Gfx::Light light2; - device->SetLight(1, light2); - device->SetLightEnabled(1, true);*/ - - Gfx::Material material; - material.ambient = Gfx::Color(0.3f, 0.3f, 0.3f); - material.diffuse = Gfx::Color(0.8f, 0.7f, 0.6f); - material.specular = Gfx::Color(0.0f, 0.0f, 0.0f); - device->SetMaterial(material); - - const Gfx::Vertex cube[6][4] = - { - { - // Front - Gfx::Vertex(Math::Vector(-1.0f, -1.0f, -1.0f), Math::Vector( 0.0f, 0.0f, -1.0f)), - Gfx::Vertex(Math::Vector( 1.0f, -1.0f, -1.0f), Math::Vector( 0.0f, 0.0f, -1.0f)), - Gfx::Vertex(Math::Vector(-1.0f, 1.0f, -1.0f), Math::Vector( 0.0f, 0.0f, -1.0f)), - Gfx::Vertex(Math::Vector( 1.0f, 1.0f, -1.0f), Math::Vector( 0.0f, 0.0f, -1.0f)) - }, - - { - // Back - Gfx::Vertex(Math::Vector( 1.0f, -1.0f, 1.0f), Math::Vector( 0.0f, 0.0f, 1.0f)), - Gfx::Vertex(Math::Vector(-1.0f, -1.0f, 1.0f), Math::Vector( 0.0f, 0.0f, 1.0f)), - Gfx::Vertex(Math::Vector( 1.0f, 1.0f, 1.0f), Math::Vector( 0.0f, 0.0f, 1.0f)), - Gfx::Vertex(Math::Vector(-1.0f, 1.0f, 1.0f), Math::Vector( 0.0f, 0.0f, 1.0f)) - }, - - { - // Top - Gfx::Vertex(Math::Vector(-1.0f, 1.0f, -1.0f), Math::Vector( 0.0f, 1.0f, 0.0f)), - Gfx::Vertex(Math::Vector( 1.0f, 1.0f, -1.0f), Math::Vector( 0.0f, 1.0f, 0.0f)), - Gfx::Vertex(Math::Vector(-1.0f, 1.0f, 1.0f), Math::Vector( 0.0f, 1.0f, 0.0f)), - Gfx::Vertex(Math::Vector( 1.0f, 1.0f, 1.0f), Math::Vector( 0.0f, 1.0f, 0.0f)) - }, - - { - // Bottom - Gfx::Vertex(Math::Vector(-1.0f, -1.0f, 1.0f), Math::Vector( 0.0f, -1.0f, 0.0f)), - Gfx::Vertex(Math::Vector( 1.0f, -1.0f, 1.0f), Math::Vector( 0.0f, -1.0f, 0.0f)), - Gfx::Vertex(Math::Vector(-1.0f, -1.0f, -1.0f), Math::Vector( 0.0f, -1.0f, 0.0f)), - Gfx::Vertex(Math::Vector( 1.0f, -1.0f, -1.0f), Math::Vector( 0.0f, -1.0f, 0.0f)) - }, - - { - // Left - Gfx::Vertex(Math::Vector(-1.0f, -1.0f, 1.0f), Math::Vector(-1.0f, 0.0f, 0.0f)), - Gfx::Vertex(Math::Vector(-1.0f, -1.0f, -1.0f), Math::Vector(-1.0f, 0.0f, 0.0f)), - Gfx::Vertex(Math::Vector(-1.0f, 1.0f, 1.0f), Math::Vector(-1.0f, 0.0f, 0.0f)), - Gfx::Vertex(Math::Vector(-1.0f, 1.0f, -1.0f), Math::Vector(-1.0f, 0.0f, 0.0f)) - }, - - { - // Right - Gfx::Vertex(Math::Vector( 1.0f, -1.0f, -1.0f), Math::Vector( 1.0f, 0.0f, 0.0f)), - Gfx::Vertex(Math::Vector( 1.0f, -1.0f, 1.0f), Math::Vector( 1.0f, 0.0f, 0.0f)), - Gfx::Vertex(Math::Vector( 1.0f, 1.0f, -1.0f), Math::Vector( 1.0f, 0.0f, 0.0f)), - Gfx::Vertex(Math::Vector( 1.0f, 1.0f, 1.0f), Math::Vector( 1.0f, 0.0f, 0.0f)) - } - }; - - Math::Matrix cubeTrans; - Math::LoadTranslationMatrix(cubeTrans, Math::Vector(10.0f, 2.0f, 5.0f)); - Math::Matrix cubeRot; - Math::LoadRotationMatrix(cubeRot, Math::Vector(0.0f, 1.0f, 0.0f), CUBE_ORBIT); - Math::Matrix cubeRotInv; - Math::LoadRotationMatrix(cubeRotInv, Math::Vector(0.0f, 1.0f, 0.0f), -CUBE_ORBIT); - Math::Matrix cubeTransRad; - Math::LoadTranslationMatrix(cubeTransRad, Math::Vector(0.0f, 0.0f, 6.0f)); - worldMat = Math::MultiplyMatrices(cubeTransRad, cubeRotInv); - worldMat = Math::MultiplyMatrices(cubeRot, worldMat); - worldMat = Math::MultiplyMatrices(cubeTrans, worldMat); - device->SetTransform(Gfx::TRANSFORM_WORLD, worldMat); - - for (int i = 0; i < 6; ++i) - device->DrawPrimitive(Gfx::PRIMITIVE_TRIANGLE_STRIP, cube[i], 4); - - device->EndScene(); -} - -void Update() -{ - const float TRANS_SPEED = 6.0f; // units / sec - - GetCurrentTimeStamp(CURR_TIME); - float timeDiff = TimeStampDiff(PREV_TIME, CURR_TIME, STU_SEC); - CopyTimeStamp(PREV_TIME, CURR_TIME); - - CUBE_ORBIT += timeDiff * (Math::PI / 4.0f); - - Math::Vector incTrans; - - if (KEYMAP[K_Forward]) - incTrans.z = +TRANS_SPEED * timeDiff; - if (KEYMAP[K_Back]) - incTrans.z = -TRANS_SPEED * timeDiff; - if (KEYMAP[K_Right]) - incTrans.x = +TRANS_SPEED * timeDiff; - if (KEYMAP[K_Left]) - incTrans.x = -TRANS_SPEED * timeDiff; - if (KEYMAP[K_Up]) - incTrans.y = +TRANS_SPEED * timeDiff; - if (KEYMAP[K_Down]) - incTrans.y = -TRANS_SPEED * timeDiff; - - Math::Point rotTrans = Math::RotatePoint(-ROTATION.y, Math::Point(incTrans.x, incTrans.z)); - incTrans.x = rotTrans.x; - incTrans.z = rotTrans.y; - TRANSLATION += incTrans; -} - -void KeyboardDown(SDLKey key) -{ - switch (key) - { - case SDLK_w: - KEYMAP[K_Forward] = true; - break; - case SDLK_s: - KEYMAP[K_Back] = true; - break; - case SDLK_d: - KEYMAP[K_Right] = true; - break; - case SDLK_a: - KEYMAP[K_Left] = true; - break; - case SDLK_z: - KEYMAP[K_Down] = true; - break; - case SDLK_x: - KEYMAP[K_Up] = true; - break; - default: - break; - } -} - -void KeyboardUp(SDLKey key) -{ - switch (key) - { - case SDLK_w: - KEYMAP[K_Forward] = false; - break; - case SDLK_s: - KEYMAP[K_Back] = false; - break; - case SDLK_d: - KEYMAP[K_Right] = false; - break; - case SDLK_a: - KEYMAP[K_Left] = false; - break; - case SDLK_z: - KEYMAP[K_Down] = false; - break; - case SDLK_x: - KEYMAP[K_Up] = false; - break; - default: - break; - } -} - -void MouseMove(int x, int y) -{ - Math::Point currentPos(static_cast<float>(x), static_cast<float>(y)); - - static bool first = true; - if (first || (x < 10) || (y < 10) || (x > 790) || (y > 590)) - { - SDL_WarpMouse(400, 300); - MOUSE_POS_BASE.x = 400; - MOUSE_POS_BASE.y = 300; - ROTATION_BASE = ROTATION; - first = false; - return; - } - - ROTATION.y = ROTATION_BASE.y + (static_cast<float> (x - MOUSE_POS_BASE.x) / 800.0f) * Math::PI; - ROTATION.x = ROTATION_BASE.x + (static_cast<float> (y - MOUSE_POS_BASE.y) / 600.0f) * Math::PI; -} - -int main(int argc, char *argv[]) -{ - CLogger logger; - - PREV_TIME = CreateTimeStamp(); - CURR_TIME = CreateTimeStamp(); - - GetCurrentTimeStamp(PREV_TIME); - GetCurrentTimeStamp(CURR_TIME); - - CInstanceManager iMan; - - // Without any error checking, for simplicity - - SDL_Init(SDL_INIT_VIDEO); - - IMG_Init(IMG_INIT_PNG); - - const SDL_VideoInfo *videoInfo = SDL_GetVideoInfo(); - - Uint32 videoFlags = SDL_OPENGL | SDL_GL_DOUBLEBUFFER | SDL_HWPALETTE; - - if (videoInfo->hw_available) - videoFlags |= SDL_HWSURFACE; - else - videoFlags |= SDL_SWSURFACE; - - if (videoInfo->blit_hw) - videoFlags |= SDL_HWACCEL; - - - SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8); - SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8); - SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8); - SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 8); - - SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 8); - - SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1); - - SDL_Surface *surface = SDL_SetVideoMode(800, 600, 32, videoFlags); - - - SDL_WM_SetCaption("Light Test", "Light Test"); - - //SDL_WM_GrabInput(SDL_GRAB_ON); - SDL_ShowCursor(SDL_DISABLE); - - Gfx::CGLDevice *device = new Gfx::CGLDevice(Gfx::GLDeviceConfig()); - device->Create(); - - Init(device); - - bool done = false; - while (! done) - { - Render(device); - Update(); - - SDL_GL_SwapBuffers(); - - SDL_Event event; - while (SDL_PollEvent(&event)) - { - if (event.type == SDL_QUIT) - { - break; - done = true; - } - else if (event.type == SDL_KEYDOWN) - { - if (event.key.keysym.sym == SDLK_q) - { - done = true; - break; - } - else - KeyboardDown(event.key.keysym.sym); - } - else if (event.type == SDL_KEYUP) - KeyboardUp(event.key.keysym.sym); - else if (event.type == SDL_MOUSEMOTION) - MouseMove(event.motion.x, event.motion.y); - } - - usleep(FRAME_DELAY); - } - - //SDL_WM_GrabInput(SDL_GRAB_OFF); - SDL_ShowCursor(SDL_ENABLE); - - device->Destroy(); - delete device; - - SDL_FreeSurface(surface); - - IMG_Quit(); - - SDL_Quit(); - - DestroyTimeStamp(PREV_TIME); - DestroyTimeStamp(CURR_TIME); - - return 0; -} |