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* fixed warnings in 3dmov

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@38274 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Oliver Tappe
2010-08-19 17:18:55 +00:00
parent ba2f29ad26
commit c84df63fc2
1 changed files with 49 additions and 50 deletions
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src/apps/3dmov/ViewBook.cpp
+49 -50
View File
@@ -4,10 +4,10 @@
DESCRIPTION: Haiku version of the famous BeInc demo 3Dmov
The book has 4 pages with images, and the user can move pages 2/3.
Texture management is really primitive - only the default image is
shared, while the other page images are unique instances.
shared, while the other page images are unique instances.
*/
#include <stdio.h>
#include <stdio.h>
#include <assert.h>
#include <Bitmap.h>
@@ -42,18 +42,18 @@ public:
};
Paper(float x_size, float y_size, ORIENTATION orientation, const int number_columns = 6, const int number_rows = 4);
~Paper();
void Render();
void SetMediaSource(TEXTURE_SIDE side, MediaSource *source);
void SetAngle(float angle);
private:
ORIENTATION fOrientation;
MediaSource *fFrontMediaSource;
MediaSource *fBackMediaSource;
float *fGeometry;
float *fTextureCoords;
int fNumberVertices;
float fWidth, fHeight;
int fNumberColumns, fNumberRows;
@@ -82,12 +82,12 @@ Paper :: Paper(float x_size, float y_size, ORIENTATION orientation, const int nu
fHeight = y_size;
fNumberColumns = number_columns;
fNumberRows = number_rows;
fNumberVertices = (fNumberColumns*2+1)*fNumberRows + 1;
fGeometry = new float [fNumberVertices*3];
fTextureCoords = new float [fNumberVertices * 2];
InitTextureCoordinates();
SetAngle(0);
}
@@ -115,7 +115,7 @@ void Paper :: SetMediaSource(TEXTURE_SIDE side, MediaSource *source)
else
fBackMediaSource = source;
}
/* FUNCTION: Paper :: SetAngle
ARGUMENTS: angle 0 - paper is on left side of book
90 - paper is vertical
@@ -138,32 +138,32 @@ void Paper :: Render()
{
glPushMatrix();
glTranslatef(-0.5f*fWidth, -0.5f*fHeight, 0);
if ((fOrientation == FRONT_FACING) || (fOrientation == FRONT_AND_BACK_FACING))
{
glColor4f(1,1,1,1);
glBindTexture(GL_TEXTURE_2D, fFrontMediaSource->mTextureID);
glTexCoordPointer(2, GL_FLOAT, 0, fTextureCoords);
glVertexPointer(3, GL_FLOAT, 0, fGeometry);
glVertexPointer(3, GL_FLOAT, 0, fGeometry);
glDrawArrays(GL_TRIANGLE_STRIP, 0, fNumberVertices);
}
if ((fOrientation == BACK_FACING) || (fOrientation == FRONT_AND_BACK_FACING))
{
glColor4f(1,1,1,1);
glBindTexture(GL_TEXTURE_2D, fBackMediaSource->mTextureID);
// Mirror texture coordinates
glMatrixMode(GL_TEXTURE);
glScalef(-1,1,1);
glFrontFace(GL_CW);
glTexCoordPointer(2, GL_FLOAT, 0, fTextureCoords);
glVertexPointer(3, GL_FLOAT, 0, fGeometry);
glVertexPointer(3, GL_FLOAT, 0, fGeometry);
glDrawArrays(GL_TRIANGLE_STRIP, 0, fNumberVertices);
glFrontFace(GL_CCW);
// Restore texture mirroring
glScalef(-1,1,1);
glMatrixMode(GL_MODELVIEW);
@@ -190,7 +190,7 @@ void Paper :: InitTextureCoordinates()
{
*p++ = (float)c/fNumberColumns;
*p++ = 1 - (float)(r+1)/fNumberRows;
*p++ = (float)(c+1)/fNumberColumns;
*p++ = 1 - (float)(r+2)/fNumberRows;
}
@@ -198,7 +198,7 @@ void Paper :: InitTextureCoordinates()
{
*p++ = (float)c/fNumberColumns;
*p++ = 1 - (float)(r+1)/fNumberRows;
*p++ = (float)c/fNumberColumns;
*p++ = 1 - (float)r/fNumberRows;
}
@@ -214,7 +214,7 @@ void Paper :: ModifyGeometry()
{
float *p = fGeometry;
const float kPageConcaveHeight = 0.1f*fWidth;
// Cache frequent calculations
float ca = cosd(fAngle);
float w = fWidth * sind(fAngle);
@@ -272,7 +272,7 @@ ViewBook :: ViewBook(BRect frame)
fMediaSources[i] = 0;
for (int i=0; i < NUMBER_PAGES; i++)
fPages[i] = 0;
fMouseTracking = false;
fPageAngle = kPageMaxAngle;
}
@@ -283,13 +283,13 @@ ViewBook :: ViewBook(BRect frame)
DESCRIPTION: Destructor
*/
ViewBook :: ~ViewBook()
{
{
for (int i=0; i < NUMBER_SOURCES; i++)
{
if (fMediaSources[i] != GetDefaultMediaSource())
delete fMediaSources[i];
}
for (int i=0; i < NUMBER_PAGES; i++)
delete fPages[i];
}
@@ -302,18 +302,17 @@ ViewBook :: ~ViewBook()
void ViewBook :: AttachedToWindow(void)
{
ViewObject::AttachedToWindow();
LockGL();
glClearColor(0,0,0,1);
fPages[PAGE_MIDDLE] = new Paper(kPageWidth, kPageHeight, Paper::FRONT_AND_BACK_FACING);
fPages[PAGE_LEFT] = new Paper(kPageWidth, kPageHeight, Paper::FRONT_FACING);
fPages[PAGE_RIGHT] = new Paper(kPageWidth, kPageHeight, Paper::BACK_FACING);
for (int i=0; i < NUMBER_SOURCES; i++)
fMediaSources[i] = GetDefaultMediaSource();
MediaSource *default_source = GetDefaultMediaSource();
// left page
fPages[PAGE_LEFT]->SetMediaSource(Paper::FRONT_TEXTURE, fMediaSources[0]);
// middle page
@@ -322,23 +321,23 @@ void ViewBook :: AttachedToWindow(void)
// right page
fPages[PAGE_RIGHT]->SetMediaSource(Paper::BACK_TEXTURE, fMediaSources[3]);
fPages[PAGE_RIGHT]->SetAngle(180);
UnlockGL();
}
}
/* FUNCTION: ViewBook :: Render
ARGUMENTS: none
RETURN: n/a
DESCRIPTION: Draw view contents
DESCRIPTION: Draw view contents
*/
void ViewBook :: Render(void)
{
LockGL();
bigtime_t current_time = real_time_clock_usecs();
bigtime_t delta = current_time - fStartTime;
bigtime_t delta = current_time - fStartTime;
fStartTime = current_time;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// page freefall (gravity)
@@ -350,27 +349,27 @@ void ViewBook :: Render(void)
fPageAngle += 30*(float)delta/1000000.0f;
}
fPages[PAGE_MIDDLE]->SetAngle(fPageAngle);
// Draw pages
glPushMatrix();
glTranslatef(-0.5f*kPageWidth, 0.5f*kPageHeight, 0);
fPages[PAGE_MIDDLE]->Render();
glPopMatrix();
glPushMatrix();
glTranslatef(-0.5f*kPageWidth, 0.5f*kPageHeight, 0);
fPages[PAGE_LEFT]->Render();
glPopMatrix();
glPushMatrix();
glTranslatef(-0.5f*kPageWidth, 0.5f*kPageHeight, 0);
fPages[PAGE_RIGHT]->Render();
glPopMatrix();
glFlush();
SwapBuffers();
// Frame rate
/*
static int fps = 0;
@@ -390,16 +389,16 @@ void ViewBook :: Render(void)
/* FUNCTION: ViewBook :: MouseDown
ARGUMENTS: p
RETURN: n/a
DESCRIPTION: Hook function called when mouse down detected
DESCRIPTION: Hook function called when mouse down detected
*/
void ViewBook :: MouseDown(BPoint p)
{
// Determine mouse button
BMessage* msg = Window()->CurrentMessage();
uint32 buttons;
msg->FindInt32("buttons", (int32*)&buttons);
if (buttons & B_PRIMARY_MOUSE_BUTTON)
{
Paper::TEXTURE_SIDE side = Paper::UNASSIGNED_TEXTURE;
@@ -417,7 +416,7 @@ void ViewBook :: MouseDown(BPoint p)
transit
message
RETURN: n/a
DESCRIPTION: Hook function called when mouse move detected
DESCRIPTION: Hook function called when mouse move detected
*/
void ViewBook :: MouseMoved(BPoint p, uint32 transit, const BMessage *message)
{
@@ -438,7 +437,7 @@ void ViewBook :: MouseMoved(BPoint p, uint32 transit, const BMessage *message)
/* FUNCTION: ViewBook :: MouseUp
ARGUMENTS: p
RETURN: n/a
DESCRIPTION: Hook function called when mouse up detected
DESCRIPTION: Hook function called when mouse up detected
*/
void ViewBook :: MouseUp(BPoint p)
{
@@ -449,13 +448,13 @@ void ViewBook :: MouseUp(BPoint p)
ARGUMENTS: mouse_x
mouse_y
RETURN: page corresponding to mouse_x, mouse_y
DESCRIPTION: Determine which page does mouse_x/mouse_y correspond to
DESCRIPTION: Determine which page does mouse_x/mouse_y correspond to
*/
Paper * ViewBook :: GetPage(float mouse_x, float mouse_y, int *side)
{
BRect frame = Bounds();
Paper *page = 0;
if (fPageAngle > 90)
{
if (mouse_x < 0.5f*frame.Width())
@@ -490,13 +489,13 @@ Paper * ViewBook :: GetPage(float mouse_x, float mouse_y, int *side)
mouse_x
mouse_y
RETURN: true if source ownership acquired
DESCRIPTION: Hook function called when user drags/drops image to app window
DESCRIPTION: Hook function called when user drags/drops image to app window
*/
bool ViewBook :: SurfaceUpdate(MediaSource *source, float mouse_x, float mouse_y)
{
Paper::TEXTURE_SIDE side = Paper::UNASSIGNED_TEXTURE;
Paper *page = GetPage(mouse_x, mouse_y, (int *)&side);
LockGL();
int index = -1;
if (page == fPages[PAGE_LEFT])
@@ -514,11 +513,11 @@ bool ViewBook :: SurfaceUpdate(MediaSource *source, float mouse_x, float mouse_y
{
if (fMediaSources[index] != GetDefaultMediaSource())
delete fMediaSources[index];
}
}
page->SetMediaSource(side, source);
fMediaSources[index] = source;
UnlockGL();
return true;
}