added colour parameter to string drawing functions

Test.java

@@ -1,4 +1,5 @@
 import com.danitheskunk.skunkworks.*;
+import com.danitheskunk.skunkworks.gfx.Color;
 
 public class Test {
 	public static void main(String[] args) {
@@ -26,8 +27,9 @@ public class Test {
 		var tileset = window.loadTextureArray("C:\\stream\\coding\\rlc\\tilemap.png", new Vec2i(16, 16));
 		var font = window.loadFontTileset("EGA8x14.png");
 		var font2 = window.loadFontTTF("fonts\\LiberationSans-Regular.ttf", 16*8.f);
+		var font3 = window.loadFontTTF("fonts\\LiberationSans-Regular.ttf", 16);
 		var tex = window.loadTexture(img);
-		var slice = window.loadNineSlice("demoassets\\9slice-1.png");
+		var slice = window.loadNineSlice("demoassets\\9slice-2.png");
 		//window.setDebug(true);
 
 		while(!window.shouldClose()) {
@@ -35,23 +37,27 @@ public class Test {
 			var renderContext = window.renderStart();
 			renderContext.drawTextureRectangle(
 				new Recti(0, 0, 1280, 720),
-				tex
+				tex,
-			);
+				false
-			renderContext.drawTextureRectangle(
-				new Recti(new Vec2i(200, 100), tex2.getSize()),
-				tex2
 			);
+			//renderContext.drawTextureRectangle(
+			//	new Recti(new Vec2i(200, 100), tex2.getSize()),
+			//	tex2,
+			//	true
+			//);
 
 			renderContext.drawTextureRectangle(
-				new Recti(new Vec2i(400, 400), new Vec2i(16, 16)),
+				new Recti(new Vec2i(400, 400), new Vec2i(160, 160)),
-				tileset.get(0x30)
+				tileset.get(0x30),
+				true
 			);
 
-			renderContext.drawString(new Vec2i(100, 100), "hello world mew", font);
 			renderContext.drawString(new Vec2i(710, 140), "hello world mew", font2);
 
 
-			renderContext.drawNineSlice(slice, new Recti(100, 100, 1080, 520));
+			renderContext.drawNineSlice(slice, new Recti(100, 100, 75, 23));
+			//renderContext.drawString(new Vec2i(118, 117), "Meow", font3, new Color(0,0,0));
+			renderContext.drawString(new Vec2i(122, 105), "Meow", font, new Color(0,0,0));
 			window.renderFinish(renderContext);
 		}
 

com/danitheskunk/skunkworks/backends/gl/RenderContext.java

@@ -8,20 +8,76 @@ import static org.lwjgl.opengl.GL46.*;
 class RenderContext extends BaseRenderContext implements IRenderContext {
 	private final TextureAtlas atlas;
 	private final int texCoordIndex;
+	private final int texOffsetIndex;
+	private final int texSizeIndex;
+	private final int tintIndex;
 
-	public RenderContext(TextureAtlas atlas, int texCoordIndex) {
+	public RenderContext(TextureAtlas atlas, int texCoordIndex, int texOffsetIndex, int texSizeIndex, int tintIndex) {
 		this.atlas = atlas;
 		this.texCoordIndex = texCoordIndex;
+		this.texOffsetIndex = texOffsetIndex;
+		this.texSizeIndex = texSizeIndex;
+		this.tintIndex = tintIndex;
 	}
 
 	@Override
 	public void drawNineSlice(NineSlice slice, Recti rect) {
-		var centerWidth = Math.min(0, rect.getWidth() - slice.getLeft().getSize().getX() - slice.getRight().getSize().getX());
+		var centerWidth = Math.max(0, rect.getWidth() - slice.getLeft().getSize().getX() - slice.getRight().getSize().getX());
-		var centerHeight = Math.min(0, rect.getHeight() - slice.getTop().getSize().getY() - slice.getBottom().getSize().getY());
+		var centerHeight = Math.max(0, rect.getHeight() - slice.getTop().getSize().getY() - slice.getBottom().getSize().getY());
 		var pos = rect.getPos();
 		var size = rect.getSize();
 
 		drawTexture(pos, slice.getTopLeft());
+		drawTexture(new Vec2i(pos.getX() + slice.getLeft().getWidth() + centerWidth, pos.getY()), slice.getTopRight());
+		drawTexture(new Vec2i(pos.getX(), pos.getY() + slice.getTop().getHeight() + centerHeight), slice.getBottomLeft());
+		drawTexture(Vec2i.add(pos, slice.getTopLeft().getSize(), new Vec2i(centerWidth, centerHeight)), slice.getBottomRight());
+
+		drawTextureRectangle(new Recti(Vec2i.add(pos, slice.getTopLeft().getSize()), new Vec2i(centerWidth, centerHeight)), slice.getCenter(), true);
+
+		//top
+		drawTextureRectangle(
+			new Recti(
+				pos.getX() + slice.getLeft().getWidth(),
+				pos.getY(),
+				centerWidth,
+				slice.getTop().getHeight()
+			),
+			slice.getTop(),
+			true
+		);
+		//bottom
+		drawTextureRectangle(
+			new Recti(
+				pos.getX() + slice.getLeft().getWidth(),
+				pos.getY() + slice.getTop().getHeight() + centerHeight,
+				centerWidth,
+				slice.getTop().getHeight()
+			),
+			slice.getBottom(),
+			true
+		);
+		//left
+		drawTextureRectangle(
+			new Recti(
+				pos.getX(),
+				pos.getY() + slice.getTop().getHeight(),
+				slice.getLeft().getWidth(),
+				centerHeight
+			),
+			slice.getLeft(),
+			true
+		);
+		//right
+		drawTextureRectangle(
+			new Recti(
+				pos.getX() + slice.getLeft().getWidth() + centerWidth,
+				pos.getY() + slice.getTop().getHeight(),
+				slice.getLeft().getWidth(),
+				centerHeight
+			),
+			slice.getRight(),
+			true
+		);
 	}
 
 	@Override
@@ -52,53 +108,79 @@ class RenderContext extends BaseRenderContext implements IRenderContext {
 
 	@Override
 	public void drawTexture(Vec2i pos, ITexture texture) {
-		drawTextureRectangle(new Recti(pos, texture.getSize()), texture);
+		drawTextureRectangle(new Recti(pos, texture.getSize()), texture, true);
 	}
 
 	@Override
 	public void drawTexture(Vec2i pos, ITexture texture, Color color) {
-		drawTextureRectangle(new Recti(pos, texture.getSize()), texture, color);
+		drawTextureRectangle(new Recti(pos, texture.getSize()), texture, color, true);
 	}
 
 	@Override
-	public void drawTextureRectangle(Recti rect, ITexture texture) {
+	public void drawTextureRectangle(Recti rect, ITexture texture, boolean repeat) {
-		drawTextureRectangle(rect, texture, Color.WHITE);
+		drawTextureRectangle(rect, texture, Color.WHITE, repeat);
 	}
 
 	@Override
-	public void drawTextureRectangle(Recti rect, ITexture texture, Color color) {
+	public void drawTextureRectangle(Recti rect, ITexture texture, Color color, boolean repeat) {
-		var tex = (Texture)texture;
+		var tex = (Texture) texture;
 
 		var tl = rect.getTopLeft();
 		var tr = rect.getTopRight();
 		var bl = rect.getBottomLeft();
 		var br = rect.getBottomRight();
 
+		/*
 		var ttl = Vec2i.divf(tex.getTexArea().getTopLeft(),     atlas.getSize());
 		var ttr = Vec2i.divf(tex.getTexArea().getTopRight(),    atlas.getSize());
 		var tbl = Vec2i.divf(tex.getTexArea().getBottomLeft(),  atlas.getSize());
 		var tbr = Vec2i.divf(tex.getTexArea().getBottomRight(), atlas.getSize());
+		*/
 
-		glColor4f(
+		var topleft = tex.getTexArea().getTopLeft();
+		//var size = repeat ? tex.getSize() : rect.getSize();
+		var size = repeat ? tex.getSize() : new Vec2i(100000, 100000);
+		/*var ttl = Vec2i.ZERO;
+		var ttr = Vec2i.sub(tex.getTexArea().getTopRight(), topleft);
+		var tbl = Vec2i.sub(tex.getTexArea().getBottomLeft(), topleft);
+		var tbr = Vec2i.sub(tex.getTexArea().getBottomRight(), topleft);
+		*/
+		var ttl = Vec2i.ZERO;
+		var ttr = new Vec2i(rect.getWidth(), 0);
+		var tbl = new Vec2i(0, rect.getHeight());
+		var tbr = new Vec2i(rect.getWidth(), rect.getHeight());
+
+		if(!repeat) {
+			ttr = Vec2i.sub(tex.getTexArea().getTopRight(), topleft);
+			tbl = Vec2i.sub(tex.getTexArea().getBottomLeft(), topleft);
+			tbr = Vec2i.sub(tex.getTexArea().getBottomRight(), topleft);
+		}
+
+		glUniform3f(
+			tintIndex,
 			color.getR() / 255.0f,
 			color.getG() / 255.0f,
-			color.getB() / 255.0f,
+			color.getB() / 255.0f
-			color.getA() / 255.0f
+			//color.getA() / 255.0f
 		);
 
+		glUniform2i(texOffsetIndex, topleft.getX(), topleft.getY());
+		glUniform2i(texSizeIndex, size.getX(), size.getY());
+		glBegin(GL_TRIANGLES);
 		//counterclockwise triangles
-		glVertexAttrib2d(texCoordIndex, tbl.getX(), tbl.getY());
+		glVertexAttribI2i(texCoordIndex, tbl.getX(), tbl.getY());
 		glVertex2i(bl.getX(), bl.getY());
-		glVertexAttrib2d(texCoordIndex, ttr.getX(), ttr.getY());
+		glVertexAttribI2i(texCoordIndex, ttr.getX(), ttr.getY());
 		glVertex2i(tr.getX(), tr.getY());
-		glVertexAttrib2d(texCoordIndex, ttl.getX(), ttl.getY());
+		glVertexAttribI2i(texCoordIndex, ttl.getX(), ttl.getY());
 		glVertex2i(tl.getX(), tl.getY());
 
-		glVertexAttrib2d(texCoordIndex, ttr.getX(), ttr.getY());
+		glVertexAttribI2i(texCoordIndex, ttr.getX(), ttr.getY());
 		glVertex2i(tr.getX(), tr.getY());
-		glVertexAttrib2d(texCoordIndex, tbl.getX(), tbl.getY());
+		glVertexAttribI2i(texCoordIndex, tbl.getX(), tbl.getY());
 		glVertex2i(bl.getX(), bl.getY());
-		glVertexAttrib2d(texCoordIndex, tbr.getX(), tbr.getY());
+		glVertexAttribI2i(texCoordIndex, tbr.getX(), tbr.getY());
 		glVertex2i(br.getX(), bl.getY());
+		glEnd();
 	}
 }

com/danitheskunk/skunkworks/backends/gl/Texture.java

@@ -22,6 +22,17 @@ class Texture implements ITexture {
 	}
 	@Override
 	public Vec2i getSize() { return this.img.getSize(); }
+
+	@Override
+	public int getWidth() {
+		return img.getWidth();
+	}
+
+	@Override
+	public int getHeight() {
+		return img.getHeight();
+	}
+
 	void setTexArea(Recti texArea) {
 		this.texArea = texArea;
 	}

com/danitheskunk/skunkworks/backends/gl/Window.java

@@ -52,7 +52,13 @@ public class Window extends BaseWindow {
 		textureAtlas = new TextureAtlas();
 		program = new Program(vertexSource, fragmentSource);
 		program.use();
-		renderContext = new RenderContext(textureAtlas, program.getAttribLocation("texCoord"));
+		renderContext = new RenderContext(
+			textureAtlas,
+			program.getAttribLocation("texCoord"),
+			program.getUniformLocation("texOffset"),
+			program.getUniformLocation("texSize"),
+			program.getUniformLocation("tint")
+		);
 		glProgramUniform2f(program.program, program.getUniformLocation("windowSize"), size.getX(), size.getY());
 
 		shouldClose = false;
@@ -98,9 +104,9 @@ public class Window extends BaseWindow {
 	@Override
 	public void renderFinish(IRenderContext context) {
 		if(debug) {
-			context.drawTextureRectangle(new Recti(Vec2i.ZERO, size), textureAtlas.getAtlasTexture());
+			context.drawTextureRectangle(new Recti(Vec2i.ZERO, size), textureAtlas.getAtlasTexture(), true);
 		}
-		glEnd();
+		//glEnd();
 		glfwSwapBuffers(window);
 	}
 
@@ -111,7 +117,7 @@ public class Window extends BaseWindow {
 		glClearColor(0.5f, 0.5f, 0.5f, 1.0f);
 		glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 		program.use();
-		glBegin(GL_TRIANGLES);
+		//glBegin(GL_TRIANGLES);
 		return renderContext;
 	}
 
@@ -139,7 +145,7 @@ public class Window extends BaseWindow {
 	private static String vertexSource = """
 		#version 450
 		layout(location = 0) in vec2 pos;
-		layout(location = 1) in vec2 texCoord;
+		layout(location = 1) in ivec2 texCoord;
 		layout(location = 2) uniform vec2 windowSize;
 		layout(location = 1) out vec2 out_texCoord;
 		void main() {
@@ -152,10 +158,14 @@ public class Window extends BaseWindow {
   		#version 450
   		layout(location = 1) in vec2 texCoord;
   		layout(binding = 0) uniform sampler2D tex;
+  		layout(location = 3) uniform ivec2 texOffset;
+  		layout(location = 4) uniform ivec2 texSize;
+  		layout(location = 5) uniform vec3 tint;
   		out vec4 color;
   		void main() {
-  			//color = vec4(texCoord.x, texCoord.y, 0.7f, 1.0f);
+  			//color = vec4(vec2(texCoord).x/1000.f, 0.2f, 0.7f, 1.0f);
-  			color = texture(tex, texCoord);
+  			//color = texture(tex, texCoord);
+  			color = texelFetch(tex, ivec2(mod(texCoord, texSize)) + texOffset, 0) * vec4(tint, 1.0f);
   		}
 		""";
 }

com/danitheskunk/skunkworks/gfx/BaseRenderContext.java

@@ -10,6 +10,10 @@ import java.nio.IntBuffer;
 
 abstract public class BaseRenderContext implements IRenderContext {
 	public void drawString(Vec2i pos, String string, IFont font) {
+		drawString(pos, string, font, Color.WHITE);
+	}
+
+	public void drawString(Vec2i pos, String string, IFont font, Color color) {
 		int x = pos.getX();
 		int y = pos.getY();
 		IntBuffer buf;
@@ -22,7 +26,7 @@ abstract public class BaseRenderContext implements IRenderContext {
 			int ch = buf.get(i);
 			var tex = font.getTexture(ch);
 			var off = font.getOffset(ch);
-			drawTextureRectangle(new Recti(Vec2i.add(new Vec2i(x, y), off), tex.getSize()), tex);
+			drawTextureRectangle(new Recti(Vec2i.add(new Vec2i(x, y), off), tex.getSize()), tex, color, true);
 			x += font.getXAdvance(ch);
 		}
 	}

com/danitheskunk/skunkworks/gfx/IRenderContext.java

@@ -7,9 +7,10 @@ public interface IRenderContext {
 	void drawNineSlice(NineSlice slice, Recti rect); //todo: add rounding mode
 	void drawRectangle(Recti rect, Color color);
 	void drawString(Vec2i pos, String string, IFont font);
+	void drawString(Vec2i pos, String string, IFont font, Color color);
 	void drawTexture(Vec2i pos, ITexture texture);
 	void drawTexture(Vec2i pos, ITexture texture, Color color);
-	void drawTextureRectangle(Recti rect, ITexture texture);
+	void drawTextureRectangle(Recti rect, ITexture texture, boolean repeat);
-	void drawTextureRectangle(Recti rect, ITexture texture, Color color);
+	void drawTextureRectangle(Recti rect, ITexture texture, Color color, boolean repeat);
 	//todo: drawTextureRectangleRepeat
 }

com/danitheskunk/skunkworks/gfx/ITexture.java

@@ -4,4 +4,6 @@ import com.danitheskunk.skunkworks.Vec2i;
 
 public interface ITexture {
 	Vec2i getSize();
+	int getWidth();
+	int getHeight();
 }