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use shader for deck selector

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This commit is contained in:
Anthony Calosa
2020-10-12 12:54:00 +08:00
parent ad3809f57a
commit 3caa1b2ea1
3 changed files with 123 additions and 11 deletions
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118
forge-gui-mobile/src/forge/Graphics.java
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@@ -6,6 +6,7 @@ import com.badlogic.gdx.graphics.GL20;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.graphics.g2d.TextureRegion;
import com.badlogic.gdx.graphics.glutils.ShaderProgram;
import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
import com.badlogic.gdx.graphics.glutils.ShapeRenderer.ShapeType;
import com.badlogic.gdx.math.Matrix4;
@@ -37,8 +38,75 @@ public class Graphics {
private int failedClipCount;
private float alphaComposite = 1;
private int transformCount = 0;
private String sVertex = "uniform mat4 u_projTrans;\n" +
"\n" +
"attribute vec4 a_position;\n" +
"attribute vec2 a_texCoord0;\n" +
"attribute vec4 a_color;\n" +
"\n" +
"varying vec4 v_color;\n" +
"varying vec2 v_texCoord;\n" +
"\n" +
"uniform vec2 u_viewportInverse;\n" +
"\n" +
"void main() {\n" +
" gl_Position = u_projTrans * a_position;\n" +
" v_texCoord = a_texCoord0;\n" +
" v_color = a_color;\n" +
"}";
private String sFragment = "#ifdef GL_ES\n" +
"precision mediump float;\n" +
"precision mediump int;\n" +
"#endif\n" +
"\n" +
"uniform sampler2D u_texture;\n" +
"\n" +
"// The inverse of the viewport dimensions along X and Y\n" +
"uniform vec2 u_viewportInverse;\n" +
"\n" +
"// Color of the outline\n" +
"uniform vec3 u_color;\n" +
"\n" +
"// Thickness of the outline\n" +
"uniform float u_offset;\n" +
"\n" +
"// Step to check for neighbors\n" +
"uniform float u_step;\n" +
"\n" +
"varying vec4 v_color;\n" +
"varying vec2 v_texCoord;\n" +
"\n" +
"#define ALPHA_VALUE_BORDER 0.5\n" +
"\n" +
"void main() {\n" +
" vec2 T = v_texCoord.xy;\n" +
"\n" +
" float alpha = 0.0;\n" +
" bool allin = true;\n" +
" for( float ix = -u_offset; ix < u_offset; ix += u_step )\n" +
" {\n" +
" for( float iy = -u_offset; iy < u_offset; iy += u_step )\n" +
" {\n" +
" float newAlpha = texture2D(u_texture, T + vec2(ix, iy) * u_viewportInverse).a;\n" +
" allin = allin && newAlpha > ALPHA_VALUE_BORDER;\n" +
" if (newAlpha > ALPHA_VALUE_BORDER && newAlpha >= alpha)\n" +
" {\n" +
" alpha = newAlpha;\n" +
" }\n" +
" }\n" +
" }\n" +
" if (allin)\n" +
" {\n" +
" alpha = 0.0;\n" +
" }\n" +
"\n" +
" gl_FragColor = vec4(u_color,alpha);\n" +
"}";
private final ShaderProgram shaderOutline = new ShaderProgram(sVertex, sFragment);
public Graphics() {
ShaderProgram.pedantic = false;
}
public void begin(float regionWidth0, float regionHeight0) {
@@ -604,6 +672,56 @@ public class Graphics {
public void drawImage(TextureRegion image, float x, float y, float w, float h) {
batch.draw(image, adjustX(x), adjustY(y, h), w, h);
}
public void drawImage(TextureRegion image, TextureRegion glowImageReference, float x, float y, float w, float h, Color glowColor, boolean selected) {
//1st image is the image on top of the shader, 2nd image is for the outline reference for the shader glow...
// if the 1st image don't have transparency in the middle (only on the sides, top and bottom, use the 1st image as outline reference...
if (!selected) {
batch.draw(image, adjustX(x), adjustY(y, h), w, h);
} else {
batch.end();
shaderOutline.begin();
shaderOutline.setUniformf("u_viewportInverse", new Vector2(1f / w, 1f / h));
shaderOutline.setUniformf("u_offset", 3f);
shaderOutline.setUniformf("u_step", Math.min(1f, w / 70f));
shaderOutline.setUniformf("u_color", new Vector3(glowColor.r, glowColor.g, glowColor.b));
shaderOutline.end();
batch.setShader(shaderOutline);
batch.begin();
//glow
batch.draw(glowImageReference, adjustX(x), adjustY(y, h), w, h);
batch.end();
batch.setShader(null);
batch.begin();
//img
batch.draw(image, adjustX(x), adjustY(y, h), w, h);
}
}
public void drawDeckBox(FImage cardArt, float scale, TextureRegion image, TextureRegion glowImageReference, float x, float y, float w, float h, Color glowColor, boolean selected) {
float yBox = y-(h*0.25f);
if (!selected) {
cardArt.draw(this,x+((w-w*scale)/2), y+((h-h*scale)/3f), w*scale, h*scale/1.85f);
batch.draw(image, adjustX(x), adjustY(yBox, h), w, h);
} else {
batch.end();
shaderOutline.begin();
shaderOutline.setUniformf("u_viewportInverse", new Vector2(1f / w, 1f / h));
shaderOutline.setUniformf("u_offset", 3f);
shaderOutline.setUniformf("u_step", Math.min(1f, w / 70f));
shaderOutline.setUniformf("u_color", new Vector3(glowColor.r, glowColor.g, glowColor.b));
shaderOutline.end();
batch.setShader(shaderOutline);
batch.begin();
//glow
batch.draw(glowImageReference, adjustX(x), adjustY(yBox, h), w, h);
batch.end();
batch.setShader(null);
batch.begin();
//cardart
cardArt.draw(this,x+((w-w*scale)/2), y+((h-h*scale)/3f), w*scale, h*scale/1.85f);
//deckbox
batch.draw(image, adjustX(x), adjustY(yBox, h), w, h);
}
}
public void drawRepeatingImage(Texture image, float x, float y, float w, float h) {
if (startClip(x, y, w, h)) { //only render if clip successful, otherwise it will escape bounds

16
forge-gui-mobile/src/forge/itemmanager/views/ImageView.java
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@@ -989,14 +989,14 @@ public class ImageView<T extends InventoryItem> extends ItemView<T> {
float scale = 0.75f;
if (dpImg != null) {//generated decks have missing info...
if (selected)
g.fillRoundRect(Color.GREEN, x - SEL_BORDER_SIZE, y - SEL_BORDER_SIZE, w + 2 * SEL_BORDER_SIZE, h + 2 * SEL_BORDER_SIZE, (h - w) / 10);
if (Forge.enableUIMask){
//commander bg
g.drawImage(FSkin.getDeckbox().get(0),x, y, w, h);
g.drawImage(FSkin.getDeckbox().get(0), FSkin.getDeckbox().get(0), x, y, w, h, Color.GREEN, selected);
TextureRegion tr = ImageCache.croppedBorderImage(dpImg);
g.drawImage(tr, x+(w-w*scale)/2, y+(h-h*scale)/1.5f, w*scale, h*scale);
} else {
if (selected)
g.fillRect(Color.GREEN, x - SEL_BORDER_SIZE, y - SEL_BORDER_SIZE, w + 2 * SEL_BORDER_SIZE, h + 2 * SEL_BORDER_SIZE);
g.drawImage(dpImg, x, y, w, h);
}
//fake labelname shadow
@@ -1006,19 +1006,13 @@ public class ImageView<T extends InventoryItem> extends ItemView<T> {
} else {
if (!dp.isGeneratedDeck()){
FImageComplex cardArt = CardRenderer.getCardArt(dp.getHighestCMCCard().getImageKey(false), false, false, false);
//after getting cardArt we draw the selector first if selected here in deckSelectMode, we don't want to draw the selection before getting the cardArt
if (selected)
g.fillRoundRect(Color.GREEN, x - SEL_BORDER_SIZE, y - SEL_BORDER_SIZE, w + 2 * SEL_BORDER_SIZE, w + 12 * SEL_BORDER_SIZE, (h - w) / 10);
//draw the deckbox
if (cardArt != null){
//card art
cardArt.draw(g, x+((w-w*scale)/2), y+((h-h*scale)/3f), w*scale, h*scale/1.85f);
//deck box
g.drawImage(FSkin.getDeckbox().get(1),x, y-(h*0.25f), w, h);
g.drawDeckBox(cardArt, scale, FSkin.getDeckbox().get(1), FSkin.getDeckbox().get(2), x, y, w, h, Color.GREEN, selected);
}
} else {
//generic box
g.drawImage(FSkin.getDeckbox().get(2),x, y-(h*0.25f), w, h);
g.drawImage(FSkin.getDeckbox().get(2), FSkin.getDeckbox().get(2), x, y-(h*0.25f), w, h, Color.GREEN, selected);
}
if (deckColor != null) {
//deck color identity

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forge-gui/res/skins/default/sprite_deckbox.png
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