void Update(IntPtr pParameter)
{
// render into the texture for advanced example part
RenderPlanetInToTexture();
// create water polygon for advanced example part
TRectF section_adv_rect = new TRectF(ScreenWidth / 2f, ScreenHeight / 2f,
ScreenWidth / 2f, ScreenHeight / 2f);
float bottom_y = section_adv_rect.y + section_adv_rect.height;
float right_x = section_adv_rect.x + section_adv_rect.width;
float texture_coord_koeff = 75f;
waterWaves.Clear();
waterWaves.Add(new TVertex2((int)section_adv_rect.x, (int)bottom_y,
(int)(section_adv_rect.x / texture_coord_koeff), (int)(bottom_y / texture_coord_koeff),
(int)0.274f, (int)0.863f, (int)0.863f, (int)1f));
for (int i = 0; i < 33; ++i)
{
float x = section_adv_rect.x + i * section_adv_rect.width / 32f,
y = (float)((section_adv_rect.y + section_adv_rect.height / 2f) + Math.Sin((float)counter / 20f + (float)i * 50f) * 15f);
waterWaves.Add(new TVertex2(x, y, x / texture_coord_koeff, y / texture_coord_koeff, 0.274f, 0.863f, 0.863f, 1f));
}
waterWaves.Add(new TVertex2(right_x, bottom_y, right_x / texture_coord_koeff, bottom_y / texture_coord_koeff, 0.274f, 0.863f, 0.863f, 1f));
// other stuff
stRandomCol = new TColor4((byte)(rand.Next(255)), (byte)(rand.Next(255)), (byte)(rand.Next(255)), 255);
++counter;
}
void DrawFont(TRectF screen)
{
string txt;
uint width, height;
TColor4 c;
txt = "I'm rotating... +_+";
pFontBold.GetTextDimensions(txt, out width, out height);
c = TColor4.ColorWhite();
pFontBold.Draw2D(screen.x + screen.width - width - 10f, 200, txt, ref c, counter % 360);
txt = "I'm just right aligned text. -_-";
pFontBold.GetTextDimensions(txt, out width, out height);
pFontBold.Draw2D((int)(screen.x + screen.width - width), 10, txt, ref c);
txt = "I have a shadow! ;-)";
pFontBold.GetTextDimensions(txt, out width, out height);
c = TColor4.ColorBlack();
pFontBold.Draw2D((int)(screen.x + screen.width - width - 7f), 53, txt, ref c);
c = TColor4.ColorWhite();
pFontBold.Draw2D((int)(screen.x + screen.width - width - 10f), 50, txt, ref c);
txt = "Cool colored me! ^_^";
pFontBold.GetTextDimensions(txt, out width, out height);
TColor4 c1 = TColor4.ColorRed();
TColor4 c2 = TColor4.ColorGreen();
pRender2D.SetVerticesColors(ref c1, ref c2, ref c1, ref c2);
c = TColor4.ColorWhite();
pFontBold.Draw2D(screen.x + screen.width - width - 10f, 100f, txt, ref c, 0, true);
txt = "I'm randomly colored... >_<";
pFont.Draw2D(screen.x + 5f, 10, txt, ref stRandomCol);
txt = "I'm per vertex colored! -_0";
TColor4 c3 = TColor4.ColorAqua();
TColor4 c4 = TColor4.ColorOrange();
pRender2D.SetVerticesColors(ref c3, ref c3, ref c4, ref c4);
c = TColor4.ColorWhite();
pFontBold.Draw2D(screen.x + 5f, 50f, txt, ref c, 0, true);
txt = "А я могу говорить по-русски! [:-|";
c = TColor4.ColorRed();
pFont.Draw2D(screen.x + 5f, 100, txt, ref c);
txt = "I'm scaling... o_O";
pFontBold.SetScale((float)Math.Abs(Math.Sin(counter / 50f)) * 2f);
c = TColor4.ColorWhite();
pFontBold.Draw2D(screen.x + 5f, 200, txt, ref c);
pFontBold.SetScale(1f);
txt = "I am just very brutal..!";
pFontHard.GetTextDimensions(txt, out width, out height);
c = TColor4.ColorOfficialOrange();
pFontHard.Draw2D((int)(screen.x + (screen.width - width) / 2f), 300f, txt, ref c);
}
void DrawAdvanced(TRectF screen)
{
pTexBg.Draw2D((int)screen.x, (int)screen.y, (uint)screen.width, (uint)screen.height, 0, 0);
TPoint2 pos = new TPoint2(screen.x + screen.width - 160f, screen.y + 20f);
TPoint2 dim = new TPoint2(128f, 128f);
pRender2D.DrawTexture(pTexPlanetRenderIn, ref pos, ref dim, 0, E_EFFECT2D_FLAGS.EF_BLEND |
E_EFFECT2D_FLAGS.EF_FLIP_VERTICALLY /* because render targets are flipped */);
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_ADD);
// not to triangulate complex polygon every frame we can batch it this way and triangulation will be done only after update tick
pRender2D.BeginBatch(false);
pRender2D.DrawPolygon(pTexAnimWater[counter / 5 % 11], ref waterWaves.ToArray()[0], (uint)waterWaves.Count,
E_PRIMITIVE2D_FLAGS.PF_FILL);
pRender2D.EndBatch();
uint w, h;
pTexJellyFish.GetDimensions(out w, out h);
float x_offset = (float)(Math.Abs(Math.Cos(counter / 20f)) * 50);
float y_offset = (float)(Math.Sin(counter / 10f) * 75);
TPoint2 jellyPos = new TPoint2(screen.x + 175f, screen.y + 200f);
TPoint2 vert1 = new TPoint2();
TPoint2 vert2 = new TPoint2();
TPoint2 vert3 = new TPoint2(x_offset, -y_offset);
TPoint2 vert4 = new TPoint2(-x_offset, -y_offset);
pRender2D.SetVerticesOffsets(ref vert1, ref vert2, ref vert3, ref vert4);
TColor4 c = TColor4.ColorViolet();
pRender2D.SetColorMix(ref c);
dim = new TPoint2(w / 2f, h / 2f);
pRender2D.DrawTexture(pTexJellyFish, ref jellyPos, ref dim, -45f, E_EFFECT2D_FLAGS.EF_BLEND |
E_EFFECT2D_FLAGS.EF_VERTICES_OFFSETS | E_EFFECT2D_FLAGS.EF_COLOR_MIX);
pTexLightRound.GetDimensions(out w, out h);
pos = jellyPos - new TPoint2(90f, 15f);
dim = new TPoint2(w, h);
pRender2D.DrawTexture(pTexLightRound, ref pos, ref dim, 0, E_EFFECT2D_FLAGS.EF_BLEND |
E_EFFECT2D_FLAGS.EF_COLOR_MIX);
}
void DrawSprites(TRectF screen)
{
pTexGrass.Draw2D((int)screen.x, (int)screen.y, (uint)screen.width, (uint)screen.height, 0, 0);
pTexGirl.Draw2DSimple((int)(screen.x + 400), (int)(screen.y + 30), (counter / 5) % 16); // simpliest way to draw animated sprite
// draw tank
uint width, height;
TPoint2 scale = new TPoint2(2f, 2f); // scale X and Y axes by two
pRender2D.SetScale(ref scale);
pTexTankBody.GetDimensions(out width, out height);
TPoint2 pos = new TPoint2(screen.x + 50f, screen.y + 150f);
TPoint2 dimension = new TPoint2(width, height);
pRender2D.DrawTexture(pTexTankBody, ref pos, ref dimension, 0, E_EFFECT2D_FLAGS.EF_ALPHA_TEST /* better than blending if we want to have sharp edges */ |
E_EFFECT2D_FLAGS.EF_SCALE);
pTexTankTurret.GetDimensions(out width, out height);
TPoint2 rot = new TPoint2(48f, 64f);
pRender2D.SetRotationPoint(ref rot); // rotate turret around it's base center, not the center of the image
TPoint2 turretCenter = new TPoint2(screen.x + 50f - 10f, screen.y + 150f + 18f);
float turretAngle = (float)(-30f + Math.Sin(counter / 15f) * 20f);
dimension = new TPoint2(width, height);
pRender2D.DrawTexture(pTexTankTurret, ref turretCenter, ref dimension, turretAngle, E_EFFECT2D_FLAGS.EF_ALPHA_TEST |
E_EFFECT2D_FLAGS.EF_SCALE | E_EFFECT2D_FLAGS.EF_ROTATION_POINT);
// draw light at the end of tank cannon
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_ADD);
pTexLight.GetFrameSize(out width, out height);
dimension = new TPoint2(width, height);
pos = turretCenter + new TPoint2((float)Math.Cos(ToRad(turretAngle)) * 165f,
(float)(Math.Sin(ToRad(turretAngle - 15f)) * 165f));
pRender2D.DrawTextureSprite(pTexLight, ref pos, ref dimension, (counter / 2) % 14, 0, E_EFFECT2D_FLAGS.EF_BLEND);
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_NORMAL); // switch back blending mode to common one
}
void DrawAdvanced(TRectF screen)
{
pTexBg.Draw2D((int)screen.x, (int)screen.y, (uint)screen.width, (uint)screen.height, 0, 0);
TPoint2 pos = new TPoint2(screen.x + screen.width - 160f, screen.y + 20f);
TPoint2 dim = new TPoint2(128f, 128f);
pRender2D.DrawTexture(pTexPlanetRenderIn, ref pos, ref dim, 0, E_EFFECT2D_FLAGS.EF_BLEND |
E_EFFECT2D_FLAGS.EF_FLIP_VERTICALLY /* because render targets are flipped */);
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_ADD);
// not to triangulate complex polygon every frame we can batch it this way and triangulation will be done only after update tick
pRender2D.BeginBatch(false);
pRender2D.DrawPolygon(pTexAnimWater[counter / 5 % 11], ref waterWaves.ToArray()[0], (uint)waterWaves.Count,
E_PRIMITIVE2D_FLAGS.PF_FILL);
pRender2D.EndBatch();
uint w, h;
pTexJellyFish.GetDimensions(out w, out h);
float x_offset = (float)(Math.Abs(Math.Cos(counter / 20f)) * 50);
float y_offset = (float)(Math.Sin(counter / 10f) * 75);
TPoint2 jellyPos = new TPoint2(screen.x + 175f, screen.y + 200f);
TPoint2 vert1 = new TPoint2();
TPoint2 vert2 = new TPoint2();
TPoint2 vert3 = new TPoint2(x_offset, -y_offset);
TPoint2 vert4 = new TPoint2(-x_offset, -y_offset);
pRender2D.SetVerticesOffsets(ref vert1, ref vert2, ref vert3, ref vert4);
TColor4 c = TColor4.ColorViolet();
pRender2D.SetColorMix(ref c);
dim = new TPoint2(w / 2f, h / 2f);
pRender2D.DrawTexture(pTexJellyFish, ref jellyPos, ref dim, -45f, E_EFFECT2D_FLAGS.EF_BLEND |
E_EFFECT2D_FLAGS.EF_VERTICES_OFFSETS | E_EFFECT2D_FLAGS.EF_COLOR_MIX);
pTexLightRound.GetDimensions(out w, out h);
pos = jellyPos - new TPoint2(90f, 15f);
dim = new TPoint2(w, h);
pRender2D.DrawTexture(pTexLightRound, ref pos, ref dim, 0, E_EFFECT2D_FLAGS.EF_BLEND |
E_EFFECT2D_FLAGS.EF_COLOR_MIX);
}
void Render(IntPtr pParam)
{
if (pRender2D == null)
{
return;
}
pRender2D.Begin2D();
// Draw sky
TPoint2 ps = new TPoint2();
TPoint2 pt = new TPoint2(GAME_VP_WIDTH, GAME_VP_HEIGHT);
pRender2D.DrawTexture(pSky, ref ps, ref pt, 0, E_EFFECT2D_FLAGS.EF_NONE);
// Draw background
ps = new TPoint2(cameraPosition.x / 1.5f, cameraPosition.y / 1.5f);
pt = new TPoint2(cameraScale, cameraScale);
pRender2D.SetCamera(ref ps, cameraAngle, ref pt);
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_NORMAL);
ps = new TPoint2(-200f, 150f);
pt = new TPoint2(1399f, 517f);
TRectF rect = new TRectF(0f, 905f, 1399f, 517f);
pRender2D.DrawTextureCropped(pBg, ref ps, ref pt, ref rect, 0.0f, E_EFFECT2D_FLAGS.EF_BLEND);
// Draw moving fog on background
ps = new TPoint2(cameraPosition.x / 1.2f, cameraPosition.y / 1.2f);
pt = new TPoint2(cameraScale, cameraScale);
pRender2D.SetCamera(ref ps, cameraAngle, ref pt);
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_ADD);
// Sometimes it's better to batch a lot of similar objects.
pRender2D.BeginBatch();
TColor4 col = new TColor4(255, 255, 255, 64);
pRender2D.SetColorMix(ref col);
for (uint i = 0; i < 22; ++i)
{
for (uint j = 0; j < 2; ++j)
{
ps = new TPoint2((float)(500f + Math.Sin((float)i) * 600f - Math.Cos((float)counter / 50f) * 10f * (i % 4)),
(float)(475f + Math.Sin((float)j * 2.5f) * 150f - Math.Sin((float)counter / 50f) * 20f * (i % 3)));
pt = new TPoint2(250f, 150f);
pRender2D.DrawTexture(pFog, ref ps, ref pt, 0f, (E_EFFECT2D_FLAGS.EF_BLEND | E_EFFECT2D_FLAGS.EF_COLOR_MIX));
}
}
pRender2D.EndBatch();
// Draw foreground scene
// Setup camera and blending
pt = new TPoint2(cameraScale, cameraScale);
pRender2D.SetCamera(ref cameraPosition, cameraAngle, ref pt);
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_NORMAL);
// Owl
col = new TColor4(150, 150, 150, 255);
pRender2D.SetColorMix(ref col); // make sprite little darker
ps = new TPoint2(owlX, 425f);
pt = new TPoint2(48f, 128f);
E_EFFECT2D_FLAGS EEF = (E_EFFECT2D_FLAGS.EF_BLEND | E_EFFECT2D_FLAGS.EF_COLOR_MIX | (owlGoLeft ? E_EFFECT2D_FLAGS.EF_FLIP_HORIZONTALLY : E_EFFECT2D_FLAGS.EF_DEFAULT));
pRender2D.DrawTextureSprite(pOwl, ref ps, ref pt, (uint)(counter / 3) % 15, 0f, EEF);
// Draw tree
ps = new TPoint2();
pt = new TPoint2(1399f, 900f);
rect = new TRectF(0f, 0f, 1399f, 900f);
pRender2D.DrawTextureCropped(pBg, ref ps, ref pt, ref rect, 0f, E_EFFECT2D_FLAGS.EF_BLEND);
// Glowing disc under moving light
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_ADD);
ps = new TPoint2(-100f, 0f);
pt = new TPoint2();
pRender2D.SetVerticesOffsets(ref ps, ref ps, ref pt, ref pt);
col = new TColor4(65, 59, 193, 255);
pRender2D.SetColorMix(ref col);
ps = new TPoint2(lights[0].x - 32f, lights[0].y + 64f);
pt = new TPoint2(256f, 256f);
pRender2D.DrawTexture(pLightRound, ref ps, ref pt, 0f, (E_EFFECT2D_FLAGS.EF_VERTICES_OFFSETS | E_EFFECT2D_FLAGS.EF_BLEND | E_EFFECT2D_FLAGS.EF_COLOR_MIX));
// Girl Shadow
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_NORMAL);
ps = new TPoint2(-150f + (float)Math.Cos((float)counter / 100f) * 100f, -55f);
pt = new TPoint2(-50f + (float)Math.Cos((float)counter / 100f) * 100f, -55f);
TPoint2 pp = new TPoint2(15f, 5f);
pRender2D.SetVerticesOffsets(ref ps, ref pt, ref pp, ref pp);
col = new TColor4(0, 0, 0, 128);
pRender2D.SetColorMix(ref col);
ps = new TPoint2(550f, 725f);
pt = new TPoint2(60f, 120f);
pRender2D.DrawTextureSprite(pTexGirl, ref ps, ref pt, (uint)(counter / 5) % 16, 0f, (E_EFFECT2D_FLAGS.EF_VERTICES_OFFSETS | E_EFFECT2D_FLAGS.EF_BLEND | E_EFFECT2D_FLAGS.EF_COLOR_MIX));
// Girl Sprite
pRender2D.DrawTextureSprite(pTexGirl, ref ps, ref pt, (uint)(counter / 5) % 16, 0f, E_EFFECT2D_FLAGS.EF_BLEND);
// Lights
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_ADD);
for (uint i = 0; i < 5; ++i)
{
ps = new TPoint2(lights[i].x, lights[i].y);
pt = new TPoint2(64f, 128f);
pRender2D.DrawTextureSprite(pLight, ref ps, ref pt, (uint)(counter / 2) % 14, 0f, E_EFFECT2D_FLAGS.EF_BLEND);
}
pRender2D.ResetCamera();
// We must calculate correct coordinates in game space because game resolution and screen resolution can be different.
TPoint2 pos;
pRender2D.AbsoluteToResolutionCorrect(ref stMousePos, out pos);
ps = new TPoint2(pos.x - 37, pos.y - 37);
pt = new TPoint2(75f, 75f);
pRender2D.DrawTextureSprite(pVox, ref ps, ref pt, (uint)(counter / 2) % 16, 0f, E_EFFECT2D_FLAGS.EF_BLEND);
uint tw, th;
pFont.GetTextDimensions(HELP_TEXT, out tw, out th);
col = TColor4.White;
pFont.Draw2D((float)((GAME_VP_WIDTH - tw) / 2), (float)(GAME_VP_HEIGHT - th), HELP_TEXT, ref col);
pRender2D.End2D();
}
void Render(IntPtr pParam)
{
if (pRender2D == null) return;
pRender2D.Begin2D();
// Draw sky
TPoint2 ps = new TPoint2();
TPoint2 pt = new TPoint2(GAME_VP_WIDTH, GAME_VP_HEIGHT);
pRender2D.DrawTexture(pSky, ref ps, ref pt, 0, E_EFFECT2D_FLAGS.EF_NONE);
// Draw background
ps = new TPoint2(cameraPosition.x / 1.5f, cameraPosition.y / 1.5f);
pt = new TPoint2(cameraScale, cameraScale);
pRender2D.SetCamera(ref ps, cameraAngle, ref pt);
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_NORMAL);
ps = new TPoint2(-200f, 150f);
pt = new TPoint2(1399f, 517f);
TRectF rect = new TRectF(0f, 905f, 1399f, 517f);
pRender2D.DrawTextureCropped(pBg, ref ps, ref pt, ref rect, 0.0f, E_EFFECT2D_FLAGS.EF_BLEND);
// Draw moving fog on background
ps = new TPoint2(cameraPosition.x / 1.2f, cameraPosition.y / 1.2f);
pt = new TPoint2(cameraScale, cameraScale);
pRender2D.SetCamera(ref ps, cameraAngle, ref pt);
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_ADD);
// Sometimes it's better to batch a lot of similar objects.
pRender2D.BeginBatch();
TColor4 col = new TColor4(255, 255, 255, 64);
pRender2D.SetColorMix(ref col);
for (uint i = 0; i < 22; ++i)
for (uint j = 0; j < 2; ++j)
{
ps = new TPoint2((float)(500f + Math.Sin((float)i) * 600f - Math.Cos((float)counter / 50f) * 10f * (i % 4)),
(float)(475f + Math.Sin((float)j * 2.5f) * 150f - Math.Sin((float)counter / 50f) * 20f * (i % 3)));
pt = new TPoint2(250f, 150f);
pRender2D.DrawTexture(pFog, ref ps, ref pt, 0f, (E_EFFECT2D_FLAGS.EF_BLEND | E_EFFECT2D_FLAGS.EF_COLOR_MIX));
}
pRender2D.EndBatch();
// Draw foreground scene
// Setup camera and blending
pt = new TPoint2(cameraScale, cameraScale);
pRender2D.SetCamera(ref cameraPosition, cameraAngle, ref pt);
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_NORMAL);
// Owl
col = new TColor4(150, 150, 150, 255);
pRender2D.SetColorMix(ref col); // make sprite little darker
ps = new TPoint2(owlX, 425f);
pt = new TPoint2(48f, 128f);
E_EFFECT2D_FLAGS EEF = (E_EFFECT2D_FLAGS.EF_BLEND | E_EFFECT2D_FLAGS.EF_COLOR_MIX | (owlGoLeft ? E_EFFECT2D_FLAGS.EF_FLIP_HORIZONTALLY : E_EFFECT2D_FLAGS.EF_DEFAULT));
pRender2D.DrawTextureSprite(pOwl, ref ps, ref pt, (uint)(counter / 3) % 15, 0f, EEF);
// Draw tree
ps = new TPoint2();
pt = new TPoint2(1399f, 900f);
rect = new TRectF(0f, 0f, 1399f, 900f);
pRender2D.DrawTextureCropped(pBg, ref ps, ref pt, ref rect, 0f, E_EFFECT2D_FLAGS.EF_BLEND);
// Glowing disc under moving light
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_ADD);
ps = new TPoint2(-100f, 0f);
pt = new TPoint2();
pRender2D.SetVerticesOffsets(ref ps, ref ps, ref pt, ref pt);
col = new TColor4(65, 59, 193, 255);
pRender2D.SetColorMix(ref col);
ps = new TPoint2(lights[0].x - 32f, lights[0].y + 64f);
pt = new TPoint2(256f, 256f);
pRender2D.DrawTexture(pLightRound, ref ps, ref pt, 0f, (E_EFFECT2D_FLAGS.EF_VERTICES_OFFSETS | E_EFFECT2D_FLAGS.EF_BLEND | E_EFFECT2D_FLAGS.EF_COLOR_MIX));
// Girl Shadow
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_NORMAL);
ps = new TPoint2(-150f + (float)Math.Cos((float)counter / 100f) * 100f, -55f);
pt = new TPoint2(-50f + (float)Math.Cos((float)counter / 100f) * 100f, -55f);
TPoint2 pp = new TPoint2(15f, 5f);
pRender2D.SetVerticesOffsets(ref ps, ref pt, ref pp, ref pp);
col = new TColor4(0, 0, 0, 128);
pRender2D.SetColorMix(ref col);
ps = new TPoint2(550f, 725f);
pt = new TPoint2(60f, 120f);
pRender2D.DrawTextureSprite(pTexGirl, ref ps, ref pt, (uint)(counter / 5) % 16, 0f, (E_EFFECT2D_FLAGS.EF_VERTICES_OFFSETS | E_EFFECT2D_FLAGS.EF_BLEND | E_EFFECT2D_FLAGS.EF_COLOR_MIX));
// Girl Sprite
pRender2D.DrawTextureSprite(pTexGirl, ref ps, ref pt, (uint)(counter / 5) % 16, 0f, E_EFFECT2D_FLAGS.EF_BLEND);
// Lights
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_ADD);
for (uint i = 0; i < 5; ++i)
{
ps = new TPoint2(lights[i].x, lights[i].y);
pt = new TPoint2(64f, 128f);
pRender2D.DrawTextureSprite(pLight, ref ps, ref pt, (uint)(counter / 2) % 14, 0f, E_EFFECT2D_FLAGS.EF_BLEND);
}
pRender2D.ResetCamera();
// We must calculate correct coordinates in game space because game resolution and screen resolution can be different.
TPoint2 pos;
pRender2D.AbsoluteToResolutionCorrect(ref stMousePos, out pos);
ps = new TPoint2(pos.x - 37, pos.y - 37);
pt = new TPoint2(75f, 75f);
pRender2D.DrawTextureSprite(pVox, ref ps, ref pt, (uint)(counter / 2) % 16, 0f, E_EFFECT2D_FLAGS.EF_BLEND);
uint tw, th;
pFont.GetTextDimensions(HELP_TEXT, out tw, out th);
col = TColor4.White;
pFont.Draw2D((float)((GAME_VP_WIDTH - tw) / 2), (float)(GAME_VP_HEIGHT - th), HELP_TEXT, ref col);
pRender2D.End2D();
}
void Render(IntPtr pParameter)
{
TRectF sectionRect;
uint txt_w, txt_h;
TColor4 white = TColor4.ColorWhite();;
pRender2D.Begin2D();
// First section with primitives. //
sectionRect = new TRectF(0f, 0f, ScreenWidth / 2f, ScreenHeight / 2f);
pRender.EnableScissor(ref sectionRect); // here and below scissor test is used to prevent drawing something to another section of the screen
DrawPrimitives(sectionRect);
pRender2D.DrawRectangle(ref sectionRect, ref white);
const string txtSec1 = "Primitives";
pFont.GetTextDimensions(txtSec1, out txt_w, out txt_h);
// here and below draw section label near the end of each section
pFont.Draw2DSimple((int)((ScreenWidth / 2 - txt_w) / 2), (int)(ScreenHeight / 2 - txt_h), txtSec1, ref white);
// Second section with font rendering. //
sectionRect = new TRectF(ScreenWidth / 2f, 0f, ScreenWidth / 2f, ScreenHeight / 2f);
pRender.EnableScissor(ref sectionRect);
DrawFont(sectionRect);
pRender2D.DrawRectangle(ref sectionRect, ref white);
const string txtSec2 = "Fonts";
pFont.GetTextDimensions(txtSec2, out txt_w, out txt_h);
pFont.Draw2DSimple((int)(ScreenWidth / 2 + (ScreenWidth / 2 - txt_w) / 2),
(int)(ScreenHeight / 2 - txt_h), txtSec2, ref white);
// Third section with sprites. //
sectionRect = new TRectF(0f, ScreenHeight / 2f, ScreenWidth / 2f, ScreenHeight / 2f);
pRender.EnableScissor(ref sectionRect);
DrawSprites(sectionRect);
pRender2D.DrawRectangle(ref sectionRect, ref white);
const string txtSec3 = "Sprites";
pFont.GetTextDimensions(txtSec3, out txt_w, out txt_h);
pFont.Draw2DSimple((int)((ScreenWidth / 2 - txt_w) / 2f), (int)(ScreenHeight - txt_h - 25), txtSec3, ref white);
// Fourth section with advanced techniques. //
sectionRect = new TRectF(ScreenWidth / 2f, ScreenHeight / 2f, ScreenWidth / 2f, ScreenHeight / 2f);
pRender.EnableScissor(ref sectionRect);
DrawAdvanced(sectionRect);
pRender2D.DrawRectangle(ref sectionRect, ref white);
const string txtSec4 = "Advanced";
pFont.GetTextDimensions(txtSec4, out txt_w, out txt_h);
pFont.Draw2DSimple((int)(ScreenWidth / 2 + (ScreenWidth / 2 - txt_w) / 2f), (int)(ScreenHeight - txt_h - 25), txtSec4, ref white);
pRender.DisableScissor(); // The way to turn off scissor test, you must do it manually before the end of the frame.
pRender2D.End2D();
}
void DrawPrimitives(TRectF screen)
{
TColor4 c;
TRectF rect;
rect = new TRectF(5f, 5f, 170f, 170f);
c = TColor4.ColorBlue();
pRender2D.DrawRectangle(ref rect, ref c, E_PRIMITIVE2D_FLAGS.PF_LINE);
rect = new TRectF(10f, 10f, 160f, 160f);
c = TColor4.ColorGray();
pRender2D.DrawRectangle(ref rect, ref c, E_PRIMITIVE2D_FLAGS.PF_FILL);
pRender2D.DrawTriangles(null, ref triangles[0], (uint)triangles.Length, E_PRIMITIVE2D_FLAGS.PF_FILL);
for (int i = 0; i <= 12; i++)
{
TPoint2 p = new TPoint2(screen.x, screen.y) + new TPoint2(15f + 12 * i, 15f + 12 * i);
c = TColor4.ColorTeal();
pRender2D.DrawPoint(ref p, ref c, (uint)(1 + i));
}
for (int i = 0; i < 15; i++)
{
pRender2D.SetLineWidth((uint)(1 + i / 2));
TPoint2 p = new TPoint2(screen.width - i * 20, screen.height);
TPoint2 p1 = new TPoint2(screen.width, screen.height - i * 20);
c = TColor4.ColorOfficialOrange((byte)(255 - i * 17));
pRender2D.DrawLine(ref p, ref p1, ref c);
}
pRender2D.SetLineWidth(2);
TColor4 c1 = TColor4.ColorAqua(), c2 = TColor4.ColorFuchsia(), c3 = new TColor4(), c4 = new TColor4();
pRender2D.SetVerticesColors(ref c1, ref c2, ref c3, ref c4); // override per vertex color for the line
c = new TColor4();
TPoint2 p2 = new TPoint2(screen.width, 75f);
TPoint2 p3 = new TPoint2(200f, screen.height);
pRender2D.DrawLine(ref p2, ref p3, ref c, E_PRIMITIVE2D_FLAGS.PF_VERTICES_COLORS);
pRender2D.SetLineWidth(1);
c1 = TColor4.ColorGray();
c2 = TColor4.ColorMagenta();
c3 = TColor4.ColorOrange();
c4 = TColor4.ColorViolet();
pRender2D.SetVerticesColors(ref c1, ref c2, ref c3, ref c4); // override per vertex color for the rectangle
rect = new TRectF(250f, 25f, 125f, 125f);
pRender2D.DrawRectangle(ref rect, ref c, (E_PRIMITIVE2D_FLAGS.PF_LINE | E_PRIMITIVE2D_FLAGS.PF_VERTICES_COLORS));
c1 = TColor4.ColorBlack(0);
c2 = TColor4.ColorGreen();
c3 = TColor4.ColorGreen();
c4 = TColor4.ColorBlack(0);
pRender2D.SetVerticesColors(ref c1, ref c2, ref c3, ref c4);
rect = new TRectF(260f, 35f, 105f, 105f);
pRender2D.DrawRectangle(ref rect, ref c, (E_PRIMITIVE2D_FLAGS.PF_FILL | E_PRIMITIVE2D_FLAGS.PF_VERTICES_COLORS));
p2 = new TPoint2(125f, 50f);
c = TColor4.ColorOrange();
pRender2D.DrawCircle(ref p2, 40, 32, ref c, E_PRIMITIVE2D_FLAGS.PF_FILL);
c = TColor4.ColorWhite();
for (int i = 0; i < 6; i++)
{
pRender2D.DrawCircle(ref p2, (uint)(10 + i * 5), (uint)(4 + i * 2), ref c, E_PRIMITIVE2D_FLAGS.PF_LINE);
}
p2 = new TPoint2(200f, 250f);
p3 = new TPoint2(110f, 34f);
c = TColor4.ColorViolet();
pRender2D.DrawEllipse(ref p2, ref p3, 64, ref c, E_PRIMITIVE2D_FLAGS.PF_FILL);
pRender2D.SetLineWidth(3);
p3 = new TPoint2(100f, 30f);
c = TColor4.ColorWhite();
pRender2D.DrawEllipse(ref p2, ref p3, 32, ref c, E_PRIMITIVE2D_FLAGS.PF_LINE);
p3 = new TPoint2(80f, 24f);
c = TColor4.ColorFuchsia();
pRender2D.DrawEllipse(ref p2, ref p3, 8, ref c, E_PRIMITIVE2D_FLAGS.PF_FILL);
p3 = new TPoint2(30f, 75f);
c = TColor4.ColorOrange(100);
pRender2D.DrawEllipse(ref p2, ref p3, 64, ref c, E_PRIMITIVE2D_FLAGS.PF_FILL);
pRender2D.DrawPolygon(null, ref star_polygon[0], (uint)triangles.Length, E_PRIMITIVE2D_FLAGS.PF_FILL);
}
void Update(IntPtr pParameter)
{
// render into the texture for advanced example part
RenderPlanetInToTexture();
// create water polygon for advanced example part
TRectF section_adv_rect = new TRectF(ScreenWidth / 2f, ScreenHeight / 2f,
ScreenWidth / 2f, ScreenHeight / 2f);
float bottom_y = section_adv_rect.y + section_adv_rect.height;
float right_x = section_adv_rect.x + section_adv_rect.width;
float texture_coord_koeff = 75f;
waterWaves.Clear();
waterWaves.Add(new TVertex2((int)section_adv_rect.x, (int)bottom_y,
(int)(section_adv_rect.x / texture_coord_koeff), (int)(bottom_y / texture_coord_koeff),
(int)0.274f, (int)0.863f, (int)0.863f, (int)1f));
for (int i = 0; i < 33; ++i)
{
float x = section_adv_rect.x + i * section_adv_rect.width / 32f,
y = (float)((section_adv_rect.y + section_adv_rect.height / 2f) + Math.Sin((float)counter / 20f + (float)i * 50f) * 15f);
waterWaves.Add(new TVertex2(x, y, x / texture_coord_koeff, y / texture_coord_koeff, 0.274f, 0.863f, 0.863f, 1f));
}
waterWaves.Add(new TVertex2(right_x, bottom_y, right_x / texture_coord_koeff, bottom_y / texture_coord_koeff, 0.274f, 0.863f, 0.863f, 1f));
// other stuff
stRandomCol = new TColor4((byte)(rand.Next(255)), (byte)(rand.Next(255)), (byte)(rand.Next(255)), 255);
++counter;
}
void Render(IntPtr pParameter)
{
TRectF sectionRect;
uint txt_w, txt_h;
TColor4 white = TColor4.ColorWhite(); ;
pRender2D.Begin2D();
// First section with primitives. //
sectionRect = new TRectF(0f, 0f, ScreenWidth / 2f, ScreenHeight / 2f);
pRender.EnableScissor(ref sectionRect); // here and below scissor test is used to prevent drawing something to another section of the screen
DrawPrimitives(sectionRect);
pRender2D.DrawRectangle(ref sectionRect, ref white);
const string txtSec1 = "Primitives";
pFont.GetTextDimensions(txtSec1, out txt_w, out txt_h);
// here and below draw section label near the end of each section
pFont.Draw2DSimple((int)((ScreenWidth / 2 - txt_w) / 2), (int)(ScreenHeight / 2 - txt_h), txtSec1, ref white);
// Second section with font rendering. //
sectionRect = new TRectF(ScreenWidth / 2f, 0f, ScreenWidth / 2f, ScreenHeight / 2f);
pRender.EnableScissor(ref sectionRect);
DrawFont(sectionRect);
pRender2D.DrawRectangle(ref sectionRect, ref white);
const string txtSec2 = "Fonts";
pFont.GetTextDimensions(txtSec2, out txt_w, out txt_h);
pFont.Draw2DSimple((int)(ScreenWidth / 2 + (ScreenWidth / 2 - txt_w) / 2),
(int)(ScreenHeight / 2 - txt_h), txtSec2, ref white);
// Third section with sprites. //
sectionRect = new TRectF(0f, ScreenHeight / 2f, ScreenWidth / 2f, ScreenHeight / 2f);
pRender.EnableScissor(ref sectionRect);
DrawSprites(sectionRect);
pRender2D.DrawRectangle(ref sectionRect, ref white);
const string txtSec3 = "Sprites";
pFont.GetTextDimensions(txtSec3, out txt_w, out txt_h);
pFont.Draw2DSimple((int)((ScreenWidth / 2 - txt_w) / 2f), (int)(ScreenHeight - txt_h - 25), txtSec3, ref white);
// Fourth section with advanced techniques. //
sectionRect = new TRectF(ScreenWidth / 2f, ScreenHeight / 2f, ScreenWidth / 2f, ScreenHeight / 2f);
pRender.EnableScissor(ref sectionRect);
DrawAdvanced(sectionRect);
pRender2D.DrawRectangle(ref sectionRect, ref white);
const string txtSec4 = "Advanced";
pFont.GetTextDimensions(txtSec4, out txt_w, out txt_h);
pFont.Draw2DSimple((int)(ScreenWidth / 2 + (ScreenWidth / 2 - txt_w) / 2f), (int)(ScreenHeight - txt_h - 25), txtSec4, ref white);
pRender.DisableScissor(); // The way to turn off scissor test, you must do it manually before the end of the frame.
pRender2D.End2D();
}
void DrawSprites(TRectF screen)
{
pTexGrass.Draw2D((int)screen.x, (int)screen.y, (uint)screen.width, (uint)screen.height, 0, 0);
pTexGirl.Draw2DSimple((int)(screen.x + 400), (int)(screen.y + 30), (counter / 5) % 16); // simpliest way to draw animated sprite
// draw tank
uint width, height;
TPoint2 scale = new TPoint2(2f, 2f); // scale X and Y axes by two
pRender2D.SetScale(ref scale);
pTexTankBody.GetDimensions(out width, out height);
TPoint2 pos = new TPoint2(screen.x + 50f, screen.y + 150f);
TPoint2 dimension = new TPoint2(width, height);
pRender2D.DrawTexture(pTexTankBody, ref pos, ref dimension, 0, E_EFFECT2D_FLAGS.EF_ALPHA_TEST /* better than blending if we want to have sharp edges */ |
E_EFFECT2D_FLAGS.EF_SCALE);
pTexTankTurret.GetDimensions(out width, out height);
TPoint2 rot = new TPoint2(48f, 64f);
pRender2D.SetRotationPoint(ref rot); // rotate turret around it's base center, not the center of the image
TPoint2 turretCenter = new TPoint2(screen.x + 50f - 10f, screen.y + 150f + 18f);
float turretAngle = (float)(-30f + Math.Sin(counter / 15f) * 20f);
dimension = new TPoint2(width, height);
pRender2D.DrawTexture(pTexTankTurret, ref turretCenter, ref dimension, turretAngle, E_EFFECT2D_FLAGS.EF_ALPHA_TEST |
E_EFFECT2D_FLAGS.EF_SCALE | E_EFFECT2D_FLAGS.EF_ROTATION_POINT);
// draw light at the end of tank cannon
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_ADD);
pTexLight.GetFrameSize(out width, out height);
dimension = new TPoint2(width, height);
pos = turretCenter + new TPoint2((float)Math.Cos(ToRad(turretAngle)) * 165f,
(float)(Math.Sin(ToRad(turretAngle - 15f)) * 165f));
pRender2D.DrawTextureSprite(pTexLight, ref pos, ref dimension, (counter / 2) % 14, 0, E_EFFECT2D_FLAGS.EF_BLEND);
pRender2D.SetBlendMode(E_BLENDING_EFFECT.BE_NORMAL); // switch back blending mode to common one
}
void DrawPrimitives(TRectF screen)
{
TColor4 c;
TRectF rect;
rect = new TRectF(5f, 5f, 170f, 170f);
c = TColor4.ColorBlue();
pRender2D.DrawRectangle(ref rect, ref c, E_PRIMITIVE2D_FLAGS.PF_LINE);
rect = new TRectF(10f, 10f, 160f, 160f);
c = TColor4.ColorGray();
pRender2D.DrawRectangle(ref rect, ref c, E_PRIMITIVE2D_FLAGS.PF_FILL);
pRender2D.DrawTriangles(null, ref triangles[0], (uint)triangles.Length, E_PRIMITIVE2D_FLAGS.PF_FILL);
for (int i = 0; i <= 12; i++)
{
TPoint2 p = new TPoint2(screen.x, screen.y) + new TPoint2(15f + 12 * i, 15f + 12 * i);
c = TColor4.ColorTeal();
pRender2D.DrawPoint(ref p, ref c, (uint)(1 + i));
}
for (int i = 0; i < 15; i++)
{
pRender2D.SetLineWidth((uint)(1 + i / 2));
TPoint2 p = new TPoint2(screen.width - i * 20, screen.height);
TPoint2 p1 = new TPoint2(screen.width, screen.height - i * 20);
c = TColor4.ColorOfficialOrange((byte)(255 - i * 17));
pRender2D.DrawLine(ref p, ref p1, ref c);
}
pRender2D.SetLineWidth(2);
TColor4 c1 = TColor4.ColorAqua(), c2 = TColor4.ColorFuchsia(), c3 = new TColor4(), c4 = new TColor4();
pRender2D.SetVerticesColors(ref c1, ref c2, ref c3, ref c4); // override per vertex color for the line
c = new TColor4();
TPoint2 p2 = new TPoint2(screen.width, 75f);
TPoint2 p3 = new TPoint2(200f, screen.height);
pRender2D.DrawLine(ref p2, ref p3, ref c, E_PRIMITIVE2D_FLAGS.PF_VERTICES_COLORS);
pRender2D.SetLineWidth(1);
c1 = TColor4.ColorGray();
c2 = TColor4.ColorMagenta();
c3 = TColor4.ColorOrange();
c4 = TColor4.ColorViolet();
pRender2D.SetVerticesColors(ref c1, ref c2, ref c3, ref c4); // override per vertex color for the rectangle
rect = new TRectF(250f, 25f, 125f, 125f);
pRender2D.DrawRectangle(ref rect, ref c, (E_PRIMITIVE2D_FLAGS.PF_LINE | E_PRIMITIVE2D_FLAGS.PF_VERTICES_COLORS));
c1 = TColor4.ColorBlack(0);
c2 = TColor4.ColorGreen();
c3 = TColor4.ColorGreen();
c4 = TColor4.ColorBlack(0);
pRender2D.SetVerticesColors(ref c1, ref c2, ref c3, ref c4);
rect = new TRectF(260f, 35f, 105f, 105f);
pRender2D.DrawRectangle(ref rect, ref c, (E_PRIMITIVE2D_FLAGS.PF_FILL | E_PRIMITIVE2D_FLAGS.PF_VERTICES_COLORS));
p2 = new TPoint2(125f, 50f);
c = TColor4.ColorOrange();
pRender2D.DrawCircle(ref p2, 40, 32, ref c, E_PRIMITIVE2D_FLAGS.PF_FILL);
c = TColor4.ColorWhite();
for (int i = 0; i < 6; i++)
{
pRender2D.DrawCircle(ref p2, (uint)(10 + i * 5), (uint)(4 + i * 2), ref c, E_PRIMITIVE2D_FLAGS.PF_LINE);
}
p2 = new TPoint2(200f, 250f);
p3 = new TPoint2(110f, 34f);
c = TColor4.ColorViolet();
pRender2D.DrawEllipse(ref p2, ref p3, 64, ref c, E_PRIMITIVE2D_FLAGS.PF_FILL);
pRender2D.SetLineWidth(3);
p3 = new TPoint2(100f, 30f);
c = TColor4.ColorWhite();
pRender2D.DrawEllipse(ref p2, ref p3, 32, ref c, E_PRIMITIVE2D_FLAGS.PF_LINE);
p3 = new TPoint2(80f, 24f);
c = TColor4.ColorFuchsia();
pRender2D.DrawEllipse(ref p2, ref p3, 8, ref c, E_PRIMITIVE2D_FLAGS.PF_FILL);
p3 = new TPoint2(30f, 75f);
c = TColor4.ColorOrange(100);
pRender2D.DrawEllipse(ref p2, ref p3, 64, ref c, E_PRIMITIVE2D_FLAGS.PF_FILL);
pRender2D.DrawPolygon(null, ref star_polygon[0], (uint)triangles.Length, E_PRIMITIVE2D_FLAGS.PF_FILL);
}
void DrawFont(TRectF screen)
{
string txt;
uint width, height;
TColor4 c;
txt = "I'm rotating... +_+";
pFontBold.GetTextDimensions(txt, out width, out height);
c = TColor4.ColorWhite();
pFontBold.Draw2D(screen.x + screen.width - width - 10f, 200, txt, ref c, counter % 360);
txt = "I'm just right aligned text. -_-";
pFontBold.GetTextDimensions(txt, out width, out height);
pFontBold.Draw2D((int)(screen.x + screen.width - width), 10, txt, ref c);
txt = "I have a shadow! ;-)";
pFontBold.GetTextDimensions(txt, out width, out height);
c = TColor4.ColorBlack();
pFontBold.Draw2D((int)(screen.x + screen.width - width - 7f), 53, txt, ref c);
c = TColor4.ColorWhite();
pFontBold.Draw2D((int)(screen.x + screen.width - width - 10f), 50, txt, ref c);
txt = "Cool colored me! ^_^";
pFontBold.GetTextDimensions(txt, out width, out height);
TColor4 c1 = TColor4.ColorRed();
TColor4 c2 = TColor4.ColorGreen();
pRender2D.SetVerticesColors(ref c1, ref c2, ref c1, ref c2);
c = TColor4.ColorWhite();
pFontBold.Draw2D(screen.x + screen.width - width - 10f, 100f, txt, ref c, 0, true);
txt = "I'm randomly colored... >_<";
pFont.Draw2D(screen.x + 5f, 10, txt, ref stRandomCol);
txt = "I'm per vertex colored! -_0";
TColor4 c3 = TColor4.ColorAqua();
TColor4 c4 = TColor4.ColorOrange();
pRender2D.SetVerticesColors(ref c3, ref c3, ref c4, ref c4);
c = TColor4.ColorWhite();
pFontBold.Draw2D(screen.x + 5f, 50f, txt, ref c, 0, true);
txt = "А я могу говорить по-русски! [:-|";
c = TColor4.ColorRed();
pFont.Draw2D(screen.x + 5f, 100, txt, ref c);
txt = "I'm scaling... o_O";
pFontBold.SetScale((float)Math.Abs(Math.Sin(counter / 50f)) * 2f);
c = TColor4.ColorWhite();
pFontBold.Draw2D(screen.x + 5f, 200, txt, ref c);
pFontBold.SetScale(1f);
txt = "I am just very brutal..!";
pFontHard.GetTextDimensions(txt, out width, out height);
c = TColor4.ColorOfficialOrange();
pFontHard.Draw2D((int)(screen.x + (screen.width - width) / 2f), 300f, txt, ref c);
}
