tex-preload

Description

This program tests texture preloading. Various textures are mapped on animating cubes. All textures used in this test are preloaded into TMEM, and therefore, never use cache regions.

Coverage

Functions Parameters Description
GXInitTexObj Pointer to image data. Appropriate value.
Width and height Power of 2 only.
Format GX_TF_I4, GX_TF_I8, GX_TF_IA4, GX_TF_IA8, GX_TF_RGB565, GX_TF_RGB5A3, GX_TF_RGBA8, GX_TF_CMPR
Wrap mode (s, t). Always GX_REPEAT.
Mipmap Always GX_FALSE.
GXInitTexObjCI Pointer to image data. Appropriate value.
Width and height Power of 2 only.
Format GX_TF_C8
Wrap mode (s, t). Always GX_REPEAT.
Mipmap Always GX_FALSE.
TLUT name GX_TLUT0, GX_TLUT1
GXPreLoadEntireTexture Texture region Appropriate GXTexRegion object.
GXLoadTexObjPreLoaded Texture region The correct region where the texture data is preloaded.
Destination texture name. GX_TEXMAP0, GX_TEXMAP1
GXInitTexPreloadRegion TMEM address (even/odd) Appropriate lower bank address (even)
Appropriate higher bank address (odd)
(In the case of CI, the lower bank address is set to both.))
Texture region size (even/odd) Appropriate value(Same as texture size.)
GXInitTlutObj Pointer to data. Appropriate value.
Format GX_TL_RGB565, GX_TL_RGB5A3
Number of Entries Always 256.
GXLoadTlut Destination TLUT name. GX_TLUT0, GX_TLUT1
GXGetTexBufferSize Width and height Power of 2 only.
Format GX_TF_I4, GX_TF_I8, GX_TF_IA4, GX_TF_IA8, GX_TF_RGB565, GX_TF_RGB5A3, GX_TF_RGBA8, GX_TF_CMPR, GX_TF_C8
Mipmap GX_FALSE / GX_TRUE
Max LOD Various values.
GXSetNumTevStages Number of TEV Stages 2
GXSetTevOp TEV stage ID. GX_TEVSTAGE0, GX_TEVSTAGE1.
Operation mode GX_REPLACE for stage 0
GX_DECAL for stage 1

Using the Demo

START exits the demo.

While the A Button is pressed, the animation is stopped.

Snapshot

tex-preload.jpg (52789 bytes)

Data Files Required

$REVOLUTION_SDK_ROOT/dvddata/gxTests/tex-08.tpl

Revision History

2006/03/01 Initial version.

CONFIDENTIAL