thirdparty/scummvm
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TWINE: plasma effect for higher resolutions

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This commit is contained in:
Martin Gerhardy 2021-01-02 13:44:11 +01:00
parent c20e270817
commit cf4cba9c20
4 changed files with 16 additions and 15 deletions
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2
engines/twine/debugger/debug.cpp
View file

@ -401,7 +401,7 @@ int32 Debug::debugProcessButton(int32 x, int32 y) {
}
void Debug::debugPlasmaWindow(const char *text, int32 color) {
_engine->_menu->processPlasmaEffect(0, 5, color);
_engine->_menu->processPlasmaEffect(Common::Rect(0, 0, PLASMA_WIDTH, PLASMA_HEIGHT), color);
if (!(_engine->getRandomNumber() % 5)) {
_engine->_menu->plasmaEffectPtr[_engine->getRandomNumber() % PLASMA_WIDTH * 10 + 6400] = 255;
}

16
engines/twine/menu/menu.cpp
View file

@ -209,16 +209,16 @@ void Menu::plasmaEffectRenderFrame() {
memcpy(plasmaEffectPtr, src, PLASMA_HEIGHT * PLASMA_WIDTH);
}
void Menu::processPlasmaEffect(int32 left, int32 top, int32 color) {
void Menu::processPlasmaEffect(const Common::Rect &rect, int32 color) {
const int32 max_value = color + 15;
plasmaEffectRenderFrame();
const uint8 *in = plasmaEffectPtr + 5 * PLASMA_WIDTH;
uint8 *out = (uint8 *)_engine->frontVideoBuffer.getBasePtr(left, top);
uint8 *out = (uint8 *)_engine->imageBuffer.getBasePtr(0, 0);
for (int32 y = 0; y < PLASMA_HEIGHT / 2; y++) {
int32 yOffset = y * SCREEN_WIDTH;
int32 yOffset = y * _engine->imageBuffer.w;
const uint8 *colPtr = &in[y * PLASMA_WIDTH];
for (int32 x = 0; x < PLASMA_WIDTH; x++) {
const uint8 c = MIN(*colPtr / 2 + color, max_value);
@ -226,12 +226,14 @@ void Menu::processPlasmaEffect(int32 left, int32 top, int32 color) {
const int32 target = 2 * yOffset;
out[target + 0] = c;
out[target + 1] = c;
out[target + SCREEN_WIDTH + 0] = c;
out[target + SCREEN_WIDTH + 1] = c;
out[target + _engine->imageBuffer.w + 0] = c;
out[target + _engine->imageBuffer.w + 1] = c;
++colPtr;
++yOffset;
}
}
const Common::Rect prect(0, 0, PLASMA_WIDTH, PLASMA_HEIGHT);
_engine->frontVideoBuffer.transBlitFrom(_engine->imageBuffer, prect, rect);
}
void Menu::drawBox(const Common::Rect &rect) {
@ -277,13 +279,13 @@ void Menu::drawButtonGfx(const MenuSettings *menuSettings, const Common::Rect &r
}
}
processPlasmaEffect(rect.left, rect.top, 80);
processPlasmaEffect(rect, 80);
if (!(_engine->getRandomNumber() % 5)) {
plasmaEffectPtr[_engine->getRandomNumber() % 140 * 10 + 1900] = 255;
}
_engine->_interface->drawSplittedBox(Common::Rect(newWidth, rect.top, rect.right, rect.bottom), 68);
} else {
processPlasmaEffect(rect.left, rect.top, 64);
processPlasmaEffect(rect, 64);
if (!(_engine->getRandomNumber() % 5)) {
plasmaEffectPtr[_engine->getRandomNumber() % 320 * 10 + 6400] = 255;
}

5
engines/twine/menu/menu.h
View file

@ -30,7 +30,7 @@
namespace TwinE {
#define MAX_BUTTONS 10
#define PLASMA_WIDTH (SCREEN_WIDTH / 2)
#define PLASMA_WIDTH 320
#define PLASMA_HEIGHT 50
#define kQuitEngine 9998
@ -203,10 +203,9 @@ public:
/**
* Process the plasma effect
* @param top top height where the effect will be draw in the front buffer
* @param color plasma effect start color
*/
void processPlasmaEffect(int32 left, int32 top, int32 color);
void processPlasmaEffect(const Common::Rect &rect, int32 color);
/**
* Draw the entire button box

8
engines/twine/menu/menuoptions.cpp
View file

@ -212,13 +212,13 @@ void MenuOptions::drawSelectableCharacters() {
void MenuOptions::drawPlayerName(int32 centerx, int32 top, int32 type) {
const int32 left = 10;
if (type == 1) {
_engine->_menu->processPlasmaEffect(left, top, 32);
}
const int right = SCREEN_WIDTH - left;
const int bottom = top + PLASMA_HEIGHT;
const Common::Rect rect(left, top, right, bottom);
if (type == 1) {
_engine->_menu->processPlasmaEffect(rect, 32);
}
Common::Rect rectBox(rect);
rectBox.grow(-1);
_engine->_menu->drawBox(rect);