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PPGe: Draw nicer drop shadows.

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Only when we have a text drawer for text, because it really adds up.
This commit is contained in:
Unknown W. Brackets 2020-05-23 21:42:30 -07:00
parent 143ba22097
commit 3586128d8d
1 changed files with 30 additions and 6 deletions
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36
Core/Util/PPGeDraw.cpp
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@ -17,6 +17,7 @@
#include <algorithm>
#include "base/colorutil.h"
#include "base/stringutil.h"
#include "file/vfs.h"
#include "gfx/texture_atlas.h"
@ -140,6 +141,7 @@ void PPGeSetTexture(u32 dataAddr, int width, int height);
static void WriteCmd(u8 cmd, u32 data) {
Memory::Write_U32((cmd << 24) | (data & 0xFFFFFF), dlWritePtr);
dlWritePtr += 4;
assert(dlWritePtr <= dlPtr + dlSize);
}
static void WriteCmdAddrWithBase(u8 cmd, u32 addr) {
@ -178,6 +180,7 @@ static void Vertex(float x, float y, float u, float v, int tw, int th, u32 color
Memory::WriteStruct(dataWritePtr, &vtx);
dataWritePtr += sizeof(vtx);
}
assert(dataWritePtr <= dataPtr + dataSize);
vertexCount++;
}
@ -871,8 +874,15 @@ static void PPGeDrawTextImage(PPGeTextDrawerImage im, float x, float y, const PP
float u1 = (float)im.entry.width / (1 << wp2);
float v1 = (float)im.entry.height / (1 << hp2);
if (style.hasShadow) {
Vertex(x + 1, y + 2, 0, 0, 1 << wp2, 1 << hp2, style.shadowColor);
Vertex(x + 1 + w, y + 2 + h, u1, v1, 1 << wp2, 1 << hp2, style.shadowColor);
// Draw more shadows for a blurrier shadow.
for (float dy = 0.0f; dy <= 2.0f; dy += 1.0f) {
for (float dx = 0.0f; dx <= 1.0f; dx += 0.5f) {
if (dx == 0.0f && dy == 0.0f)
continue;
Vertex(x + dx, y + dy, 0, 0, 1 << wp2, 1 << hp2, alphaMul(style.shadowColor, 0.35f));
Vertex(x + dx + w, y + dy + h, u1, v1, 1 << wp2, 1 << hp2, alphaMul(style.shadowColor, 0.35f));
}
}
}
Vertex(x, y, 0, 0, 1 << wp2, 1 << hp2, style.color);
Vertex(x + w, y + h, u1, v1, 1 << wp2, 1 << hp2, style.color);
@ -893,6 +903,7 @@ void PPGeDrawText(const char *text, float x, float y, const PPGeStyle &style) {
}
if (style.hasShadow) {
// This doesn't have the nicer shadow because it's so many verts.
PPGePrepareText(text, x + 1, y + 2, style.align, style.scale, style.scale, PPGE_LINE_USE_ELLIPSIS);
PPGeDrawCurrentText(style.shadowColor);
}
@ -990,6 +1001,7 @@ void PPGeDrawTextWrapped(const char *text, float x, float y, float wrapWidth, fl
PPGePrepareText(s.c_str(), x + sx, y + sy, style.align, scale, lineHeightScale, PPGE_LINE_USE_ELLIPSIS | PPGE_LINE_WRAP_WORD, wrapWidth);
}
if (style.hasShadow) {
// This doesn't have the nicer shadow because it's so many verts.
PPGeDrawCurrentText(style.shadowColor);
PPGePrepareText(s.c_str(), x, y, style.align, scale, lineHeightScale, PPGE_LINE_USE_ELLIPSIS | PPGE_LINE_WRAP_WORD, wrapWidth);
}
@ -1065,8 +1077,14 @@ void PPGeDrawImage(ImageID atlasImage, float x, float y, const PPGeStyle &style)
float h = img->h;
BeginVertexData();
if (style.hasShadow) {
Vertex(x + 1, y + 2, img->u1, img->v1, atlasWidth, atlasHeight, style.shadowColor);
Vertex(x + 1 + w, y + 2 + h, img->u2, img->v2, atlasWidth, atlasHeight, style.shadowColor);
for (float dy = 0.0f; dy <= 2.0f; dy += 1.0f) {
for (float dx = 0.0f; dx <= 1.0f; dx += 0.5f) {
if (dx == 0.0f && dy == 0.0f)
continue;
Vertex(x + dx, y + dy, img->u1, img->v1, atlasWidth, atlasHeight, alphaMul(style.shadowColor, 0.35f));
Vertex(x + dx + w, y + dy + h, img->u2, img->v2, atlasWidth, atlasHeight, alphaMul(style.shadowColor, 0.35f));
}
}
}
Vertex(x, y, img->u1, img->v1, atlasWidth, atlasHeight, style.color);
Vertex(x + w, y + h, img->u2, img->v2, atlasWidth, atlasHeight, style.color);
@ -1083,8 +1101,14 @@ void PPGeDrawImage(ImageID atlasImage, float x, float y, float w, float h, const
}
BeginVertexData();
if (style.hasShadow) {
Vertex(x + 1, y + 2, img->u1, img->v1, atlasWidth, atlasHeight, style.shadowColor);
Vertex(x + 1 + w, y + 2 + h, img->u2, img->v2, atlasWidth, atlasHeight, style.shadowColor);
for (float dy = 0.0f; dy <= 2.0f; dy += 1.0f) {
for (float dx = 0.0f; dx <= 1.0f; dx += 0.5f) {
if (dx == 0.0f && dy == 0.0f)
continue;
Vertex(x + dx, y + dy, img->u1, img->v1, atlasWidth, atlasHeight, alphaMul(style.shadowColor, 0.35f));
Vertex(x + dx + w, y + dy + h, img->u2, img->v2, atlasWidth, atlasHeight, alphaMul(style.shadowColor, 0.35f));
}
}
}
Vertex(x, y, img->u1, img->v1, atlasWidth, atlasHeight, style.color);
Vertex(x + w, y + h, img->u2, img->v2, atlasWidth, atlasHeight, style.color);